Metastatic Lung Small Cell CarcinomaPhase 3NCT04804644
Testing if High Dose Radiation Only to the Sites of Brain Cancer Compared to Whole Brain Radiation That Avoids the Hippocampus is Better at Preventing Loss of Memory and Thinking Ability
A Phase 3 study testing Biospecimen Collection, Magnetic Resonance Imaging and Memantine Hydrochloride in people with Metastatic Lung Small Cell Carcinoma and Metastatic Malignant Neoplasm in the Brain, run by NRG Oncology at 231 sites in 2 countries.
Trial summary
This phase III trial compares the effect of stereotactic radiosurgery to standard of care memantine and whole brain radiation therapy that avoids the hippocampus (the memory zone of the brain) for the treatment of small cell lung cancer that has spread to the brain. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Metastatic Lung Small Cell Carcinoma, Metastatic Malignant Neoplasm in the Brain, Recurrent Lung Small Cell Carcinoma
- What is being tested?
- Biospecimen Collection, Magnetic Resonance Imaging and Memantine Hydrochloride
- Type of treatment
- Surgery or procedure
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 152 participants
- Where
- 231 sitesin 2 countries
- Study dates
- 8 Jun 2021to 1 Jul 2031
- Phase
- Phase 3
- Are there results?
- Not yet: the study is under way
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Pathologically (histologically or cytologically) proven diagnosis of small cell lung cancer within 5 years of registration. If the original histologic proof of malignancy is greater than 5 years, then pathological (i.e., more recent) confirmation is required (e.g., from a systemic or brain metastasis);
- Patients with de novo or recurrent small cell lung cancer are permitted.
- Brain metastases =< 4 cm in largest diameter and outside a 5-mm margin around either hippocampus must be visible on contrast-enhanced magnetic resonance imaging (MRI) performed =< 21 days prior to study entry.
- The total tumor volume must be 30 cm^3 or less. Lesion volume will be approximated by measuring the lesion's three perpendicular diameters on contrast enhanced, T1-weighted MRI and the product of those diameters will be divided by 2 to estimate the lesion volume (e.g. xyz/2). Alternatively, direct volumetric measurements via slice by slice contouring on a treatment planning software package can be used to calculate the total tumor volume.
- Brain metastases can be diagnosed synchronous to the initial diagnosis of small cell lung cancer or metachronous to the initial diagnosis and management of small cell lung cancer.
- Brain metastases must be diagnosed on MRI, which will include the following elements:
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- REQUIRED MRI ELEMENTS
- Post gadolinium contrast-enhanced T1-weighted three-dimensional (3D) spoiled gradient (SPGR). Acceptable 3D SPGR sequences include magnetization prepared 3D gradient recalled echo (GRE) rapid gradient echo (MP-RAGE), turbo field echo (TFE) MRI, BRAVO (Brain Volume Imaging) or 3D Fast FE (field echo). The T1-weighted 3D scan should use the smallest possible axial slice thickness, not to exceed 1.5 mm.
- Pre-contrast T1 weighted imaging (3D imaging sequence strongly encouraged).
- A minimum of one axial T2 FLAIR (preferred) or T2 sequence is required. This can be acquired as a two dimensional (2D) or 3D image. If 2D, the images should be obtained in the axial plane.
- ADDITIONAL RECOMMENDATIONS
- Recommendation is that an axial T2 FLAIR (preferred) sequence be performed instead of a T2 sequence.
- Recommendation is that that pre-contrast 3D T1 be performed with the same parameters as the post-contrast 3D T1.
- Recommendation is that imaging be performed on a 3 Tesla (3T) MRI.
- Recommendation is that the study participants be scanned on the same MRI instrument at each time point.
- Recommendation is that if additional sequences are obtained, these should meet the criteria outlined in Kaufmann et al., 2020.
- If additional sequences are obtained, total imaging time should not exceed 60 minutes.
- If additional metastases not known at the time of registration/randomization or seen in the MRI used for eligibility are subsequently found on the radiation therapy (RT) planning MRI such that the total intacranial volume exceeds 30 cm^3, the patient is still considered eligible.
- History/physical examination
- Age >= 18
- Karnofsky performance status of >= 70
- Creatinine clearance >= 30 ml/min
- Following the diagnosis of brain metastases, patients can initiate and treat with systemic (chemotherapy and/or immunotherapy) before enrollment only if their brain metastases are asymptomatic and not located in eloquent locations (e.g., brainstem, pre-/post-central gyrus, visual cortex). However, within 21 days prior to enrollment, brain MRI must be repeated to confirm eligibility.
- Patients with symptomatic brain metastases and/or brain metastases in eloquent locations (e.g., brainstem, pre-/post central gyrus, visual cortex) are eligible for enrollment on the trial; however, the specific treatment approach of starting with systemic therapy alone and delaying brain radiation is not recommended for these patients.
- Concurrent immunotherapy with brain radiation (SRS or HA-WBRT) is permitted.
- Negative urine or serum pregnancy test (in women of childbearing potential) within 14 days prior to registration. Women of childbearing potential and men who are sexually active must use contraception while on study.
- Patients may have had prior intracranial surgical resection.
- Because neurocognitive testing is the primary goal of this study, patients must be proficient in English or French Canadian.
- The patient must provide study-specific informed consent prior to study entry.
- Patients with impaired decision-making capacity are not permitted on study.
- ELIGIBILITY CRITERIA PRIOR TO STEP 2 REGISTRATION
- The following baseline neurocognitive tests must be completed within 21 days prior to Step 2 registration: HVLT-R, TMT, and COWA. The neurocognitive test will be uploaded into RAVE for evaluation by Dr. Wefel. Once the upload is complete, within 3 business days a notification will be sent via email to the RA to proceed to Step 2.
- NOTE: Completed baseline neurocognitive tests can be uploaded at the time of Step 1 registration.
- PRIOR TO STEP 2 REGISTRATION: The following baseline neurocognitive tests must be completed within 21 days prior to Step 2 registration: HVLT-R, TMT, and COWA. The neurocognitive tests will be uploaded into RAVE for evaluation by Dr. Wefel. Once the upload is complete, within 3 business days a notification will be sent via email to the RA to proceed to Step 2.
- NOTE: Completed baseline neurocognitive tests can be uploaded at the time of Step 1 registration.
Who cannot join
- Planned infusion of cytotoxic chemotherapy on the same day as SRS or HA-WBRT treatment. Patients may have had prior chemotherapy. Concurrent immunotherapy is permitted.
- For patients receiving fractionated SRS on an every-other-day basis, planned infusion of cytotoxic chemotherapy is not permitted between SRS treatments.
- Brainstem metastasis > 10 cm^3
- Prior allergic reaction to memantine.
- Patients with definitive leptomeningeal metastases.
- Known history of demyelinating disease such as multiple sclerosis.
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- Contraindication to MR imaging such as implanted metal devices that are MRI-incompatible, allergy to MRI contrast that cannot be adequately addressed with pre-contrast medications, or foreign bodies that preclude MRI imaging. (Questions regarding MRI compatibility of implanted objects should be reviewed with the Radiology Department performing the MRI).
- Current use of (other N-methyl-D-aspartate [NMDA] antagonists) amantadine, ketamine, or dextromethorphan.
- Radiographic evidence of hydrocephalus or other architectural change of the ventricular system resulting in significant anatomic distortion of the hippocampus, including placement of external ventricular drain or ventriculoperitoneal shunt.
- Mild cases of hydrocephalus not resulting in significant anatomic distortion of the hippocampus are permitted.
- Prior radiotherapy to the brain, including SRS, WBRT, or prophylactic cranial irradiation (PCI).
Trial locations and contacts
231 sites in 2 countries.
231 sites in 2 countries
United States227 sites
Saint Luke's Cancer Center - Allentown
Allentown, Pennsylvania, 18104
UPMC Altoona
Altoona, Pennsylvania, 16601
Mary Greeley Medical Center
Ames, Iowa, 50010
McFarland Clinic - Ames
Ames, Iowa, 50010
Kaiser Permanente-Anaheim
Anaheim, California, 92806
Trinity Health Saint Joseph Mercy Hospital Ann Arbor
Ann Arbor, Michigan, 48106
Luminis Health Anne Arundel Medical Center
Annapolis, Maryland, 21401
Langlade Hospital and Cancer Center
Antigo, Wisconsin, 54409
ThedaCare Regional Cancer Center
Appleton, Wisconsin, 54911
Emory University Hospital Midtown
Atlanta, Georgia, 30308
Emory University Hospital/Winship Cancer Institute
Atlanta, Georgia, 30322
Emory Saint Joseph's Hospital
Atlanta, Georgia, 30342
Northside Hospital
Atlanta, Georgia, 30342
UCHealth University of Colorado Hospital
Aurora, Colorado, 80045
Rush-Copley Medical Center
Aurora, Illinois, 60504
IU Health West Hospital
Avon, Indiana, 46123
UH Seidman Cancer Center at UH Avon Health Center
Avon, Ohio, 44011
University of Maryland/Greenebaum Cancer Center
Baltimore, Maryland, 21201
MedStar Franklin Square Medical Center/Weinberg Cancer Institute
Baltimore, Maryland, 21237
Mary Bird Perkins Cancer Center
Baton Rouge, Louisiana, 70809
McLaren Cancer Institute-Bay City
Bay City, Michigan, 48706
UPMC-Heritage Valley Health System Beaver
Beaver, Pennsylvania, 15009
UM Upper Chesapeake Medical Center
Bel Air, Maryland, 21014
Kaiser Permanente-Bellflower
Bellflower, California, 90706
Sanford Joe Lueken Cancer Center
Bemidji, Minnesota, 56601
Saint Luke's University Hospital-Bethlehem Campus
Bethlehem, Pennsylvania, 18015
Billings Clinic Cancer Center
Billings, Montana, 59101
Sanford Bismarck Medical Center
Bismarck, North Dakota, 58501
Boston Medical Center
Boston, Massachusetts, 02118
Trinity Health IHA Medical Group Hematology Oncology - Brighton
Brighton, Michigan, 48114
Trinity Health Medical Center - Brighton
Brighton, Michigan, 48114
Minnesota Oncology - Burnsville
Burnsville, Minnesota, 55337
Cooper Hospital University Medical Center
Camden, New Jersey, 08103
Sands Cancer Center
Canandaigua, New York, 14424
Northside Hospital-Cherokee
Canton, Georgia, 30115
Trinity Health IHA Medical Group Hematology Oncology - Canton
Canton, Michigan, 48188
Trinity Health Medical Center - Canton
Canton, Michigan, 48188
Saint Francis Medical Center
Cape Girardeau, Missouri, 63703
Carlisle Regional Cancer Center
Carlisle, Pennsylvania, 17015
IU Health North Hospital
Carmel, Indiana, 46032
Caro Cancer Center
Caro, Michigan, 48723
Centralia Oncology Clinic
Centralia, Illinois, 62801
Christiana Care Health System-Concord Health Center
Chadds Ford, Pennsylvania, 19317
Chambersburg Hospital
Chambersburg, Pennsylvania, 17201
Chelsea Hospital
Chelsea, Michigan, 48118
Trinity Health IHA Medical Group Hematology Oncology - Chelsea Hospital
Chelsea, Michigan, 48118
Rush MD Anderson Cancer Center
Chicago, Illinois, 60612
University of Chicago Comprehensive Cancer Center
Chicago, Illinois, 60637
University of Cincinnati Cancer Center-UC Medical Center
Cincinnati, Ohio, 45219
Case Western Reserve University
Cleveland, Ohio, 44106
UCHealth Memorial Hospital Central
Colorado Springs, Colorado, 80909
Memorial Hospital North
Colorado Springs, Colorado, 80920
Central Maryland Radiation Oncology in Howard County
Columbia, Maryland, 21044
Ohio State University Comprehensive Cancer Center
Columbus, Ohio, 43210
Riverside Methodist Hospital
Columbus, Ohio, 43214
Grant Medical Center
Columbus, Ohio, 43215
MD Anderson in The Woodlands
Conroe, Texas, 77384
Mercy Hospital
Coon Rapids, Minnesota, 55433
Minnesota Oncology - Coon Rapids
Coon Rapids, Minnesota, 55433
UM Sylvester Comprehensive Cancer Center at Coral Gables
Coral Gables, Florida, 33146
Northside Hospital-Forsyth
Cumming, Georgia, 30041
Carle at The Riverfront
Danville, Illinois, 61832
Geisinger Medical Center
Danville, Pennsylvania, 17822
Cancer Care Specialists of Illinois - Decatur
Decatur, Illinois, 62526
Decatur Memorial Hospital
Decatur, Illinois, 62526
UM Sylvester Comprehensive Cancer Center at Deerfield Beach
Deerfield Beach, Florida, 33442
Northwestern Medicine Cancer Center Kishwaukee
DeKalb, Illinois, 60115
Delaware Health Center-Grady Cancer Center
Delaware, Ohio, 43015
Grady Memorial Hospital
Delaware, Ohio, 43015
Wayne State University/Karmanos Cancer Institute
Detroit, Michigan, 48201
University of Maryland Shore Medical Center at Easton
Easton, Maryland, 21601
Saint Luke's Hospital-Anderson Campus
Easton, Pennsylvania, 18045
Fairview Southdale Hospital
Edina, Minnesota, 55435
Minnesota Oncology - Edina
Edina, Minnesota, 55435
Carle Physician Group-Effingham
Effingham, Illinois, 62401
Crossroads Cancer Center
Effingham, Illinois, 62401
Ephrata Cancer Center
Ephrata, Pennsylvania, 17522
UPMC Hillman Cancer Center Erie
Erie, Pennsylvania, 16505
Saint Vincent Hospital
Erie, Pennsylvania, 16544
Sanford Broadway Medical Center
Fargo, North Dakota, 58122
Sanford Roger Maris Cancer Center
Fargo, North Dakota, 58122
Parkland Health Center - Farmington
Farmington, Missouri, 63640
Weisberg Cancer Treatment Center
Farmington Hills, Michigan, 48334
UPMC Cancer Center at UPMC Horizon
Farrell, Pennsylvania, 16121
McLaren Cancer Institute-Flint
Flint, Michigan, 48532
McLeod Regional Medical Center
Florence, South Carolina, 29506
Unity Hospital
Fridley, Minnesota, 55432
Gibbs Cancer Center-Gaffney
Gaffney, South Carolina, 29341
UF Health Cancer Institute - Gainesville
Gainesville, Florida, 32610
Northwestern Medicine Cancer Center Delnor
Geneva, Illinois, 60134
Adams Cancer Center
Gettysburg, Pennsylvania, 17325
UM Baltimore Washington Medical Center/Tate Cancer Center
Glen Burnie, Maryland, 21061
Goshen Center for Cancer Care
Goshen, Indiana, 46526
Benefis Sletten Cancer Institute
Great Falls, Montana, 59405
UPMC Cancer Centers - Arnold Palmer Pavilion
Greensburg, Pennsylvania, 15601
Smilow Cancer Hospital Care Center at Greenwich
Greenwich, Connecticut, 06830
Self Regional Healthcare
Greenwood, South Carolina, 29646
Gibbs Cancer Center-Pelham
Greer, South Carolina, 29651
Smilow Cancer Hospital Care Center - Guilford
Guilford, Connecticut, 06437
UPMC Pinnacle Cancer Center/Community Osteopathic Campus
Harrisburg, Pennsylvania, 17109
UT MD Anderson Cancer Center
Houston, Texas, 77030
MD Anderson West Houston
Houston, Texas, 77079
Indiana University/Melvin and Bren Simon Cancer Center
Indianapolis, Indiana, 46202
IU Health Methodist Hospital
Indianapolis, Indiana, 46202
Freeman Health System
Joplin, Missouri, 64804
Logan Health Medical Center
Kalispell, Montana, 59901
Gundersen Lutheran Medical Center
La Crosse, Wisconsin, 54601
Northwell Health/Center for Advanced Medicine
Lake Success, New York, 11042
Karmanos Cancer Institute at McLaren Greater Lansing
Lansing, Michigan, 48910
McLaren Cancer Institute-Lapeer Region
Lapeer, Michigan, 48446
UT MD Anderson - League City
League City, Texas, 77573
Sechler Family Cancer Center
Lebanon, Pennsylvania, 17042
Beebe Medical Center
Lewes, Delaware, 19958
Geisinger Medical Oncology-Lewisburg
Lewisburg, Pennsylvania, 17837
Baptist Health Lexington
Lexington, Kentucky, 40503
Trinity Health Saint Mary Mercy Livonia Hospital
Livonia, Michigan, 48154
Kaiser Permanente Los Angeles Medical Center
Los Angeles, California, 90027
Los Angeles General Medical Center
Los Angeles, California, 90033
USC / Norris Comprehensive Cancer Center
Los Angeles, California, 90033
The James Graham Brown Cancer Center at University of Louisville
Louisville, Kentucky, 40202
UofL Health Medical Center Northeast
Louisville, Kentucky, 40245
University of Wisconsin Carbone Cancer Center - Eastpark Medical Center
Madison, Wisconsin, 53718
University of Wisconsin Carbone Cancer Center - University Hospital
Madison, Wisconsin, 53792
Fairview Clinics and Surgery Center Maple Grove
Maple Grove, Minnesota, 55369
Minnesota Oncology - Maple Grove
Maple Grove, Minnesota, 55369
Minnesota Oncology Hematology PA-Maplewood
Maplewood, Minnesota, 55109
Saint Mary's Oncology/Hematology Associates of Marlette
Marlette, Michigan, 48453
Carle Physician Group-Mattoon/Charleston
Mattoon, Illinois, 61938
Froedtert Menomonee Falls Hospital
Menomonee Falls, Wisconsin, 53051
UH Seidman Cancer Center at Lake Health Mentor Campus
Mentor, Ohio, 44060
University of Miami Miller School of Medicine-Sylvester Cancer Center
Miami, Florida, 33136
Medical College of Wisconsin
Milwaukee, Wisconsin, 53226
Abbott-Northwestern Hospital
Minneapolis, Minnesota, 55407
UPMC Cancer Center - Monroeville
Monroeville, Pennsylvania, 15146
Monticello Cancer Center
Monticello, Minnesota, 55362
McLaren Cancer Institute-Macomb
Mount Clemens, Michigan, 48043
Northern Westchester Hospital
Mount Kisco, New York, 10549
McLaren Cancer Institute-Central Michigan
Mount Pleasant, Michigan, 48858
Smilow Cancer Center/Yale-New Haven Hospital
New Haven, Connecticut, 06510
Yale University
New Haven, Connecticut, 06520
UC Comprehensive Cancer Center at Silver Cross
New Lenox, Illinois, 60451
Cancer Center of Western Wisconsin
New Richmond, Wisconsin, 54017
NYP/Columbia University Medical Center/Herbert Irving Comprehensive Cancer Center
New York, New York, 10032
Delaware Clinical and Laboratory Physicians PA
Newark, Delaware, 19713
Helen F Graham Cancer Center
Newark, Delaware, 19713
Medical Oncology Hematology Consultants PA
Newark, Delaware, 19713
Christiana Care Health System-Christiana Hospital
Newark, Delaware, 19718
Cancer Care Center of O'Fallon
O'Fallon, Illinois, 62269
HSHS Saint Elizabeth's Hospital
O'Fallon, Illinois, 62269
Drexel Town Square Health Center
Oak Creek, Wisconsin, 53154
TidalHealth Richard A Henson Cancer Institute
Ocean Pines, Maryland, 21811
University of Oklahoma Health Sciences Center
Oklahoma City, Oklahoma, 73104
Kaiser Permanente-Ontario
Ontario, California, 91761
Upstate Cancer Center Radiation Oncology at Oswego
Oswego, New York, 13126
OSF Saint Francis Medical Center
Peoria, Illinois, 61637
Mercy Health - Perrysburg Hospital
Perrysburg, Ohio, 43551
McLaren Cancer Institute-Northern Michigan
Petoskey, Michigan, 49770
Thomas Jefferson University Hospital
Philadelphia, Pennsylvania, 19107
Jefferson Torresdale Hospital
Philadelphia, Pennsylvania, 19114
Mayo Clinic Hospital in Arizona
Phoenix, Arizona, 85054
Allegheny General Hospital
Pittsburgh, Pennsylvania, 15212
UPMC-Magee Womens Hospital
Pittsburgh, Pennsylvania, 15213
UPMC-Presbyterian Hospital
Pittsburgh, Pennsylvania, 15213
UPMC-Saint Margaret
Pittsburgh, Pennsylvania, 15215
UPMC-Shadyside Hospital
Pittsburgh, Pennsylvania, 15232
UPMC-Passavant Hospital
Pittsburgh, Pennsylvania, 15237
UPMC-Saint Clair Hospital Cancer Center
Pittsburgh, Pennsylvania, 15243
McLaren-Port Huron
Port Huron, Michigan, 48060
Saint Luke's Hospital - Upper Bucks Campus
Quakertown, Pennsylvania, 18951
Saint Luke's Hospital-Quakertown Campus
Quakertown, Pennsylvania, 18951
Beebe Health Campus
Rehoboth Beach, Delaware, 19971
Aspirus Cancer Care - James Beck Cancer Center
Rhinelander, Wisconsin, 54501
VCU Massey Comprehensive Cancer Center
Richmond, Virginia, 23298
Wilmot Cancer Institute Radiation Oncology at Greece
Rochester, New York, 14606
University of Rochester
Rochester, New York, 14642
MyMichigan Medical Center Saginaw
Saginaw, Michigan, 48601
Oncology Hematology Associates of Saginaw Valley PC
Saginaw, Michigan, 48604
Coborn Cancer Center at Saint Cloud Hospital
Saint Cloud, Minnesota, 56303
Regions Hospital
Saint Paul, Minnesota, 55101
United Hospital
Saint Paul, Minnesota, 55102
Sainte Genevieve County Memorial Hospital
Sainte Genevieve, Missouri, 63670
TidalHealth Peninsula Regional
Salisbury, Maryland, 21801
Memorial Health University Medical Center
Savannah, Georgia, 31404
Sanford Cancer Center Oncology Clinic
Sioux Falls, South Dakota, 57104
Avera Cancer Institute
Sioux Falls, South Dakota, 57105
Sanford USD Medical Center - Sioux Falls
Sioux Falls, South Dakota, 57117-5134
Spartanburg Medical Center
Spartanburg, South Carolina, 29303
Mercy Hospital Springfield
Springfield, Missouri, 65804
Missouri Baptist Medical Center
St Louis, Missouri, 63131
Aspirus Cancer Care - Stevens Point
Stevens Point, Wisconsin, 54481
Lakeview Hospital
Stillwater, Minnesota, 55082
Saint Luke's Hospital - Monroe Campus
Stroudsburg, Pennsylvania, 18360
MD Anderson in Sugar Land
Sugar Land, Texas, 77478
Missouri Baptist Sullivan Hospital
Sullivan, Missouri, 63080
BJC Outpatient Center at Sunset Hills
Sunset Hills, Missouri, 63127
State University of New York Upstate Medical University
Syracuse, New York, 13210
Upstate Cancer Center at Hill Radiation Oncology
Syracuse, New York, 13210
Moffitt Cancer Center-International Plaza
Tampa, Florida, 33607
Moffitt Cancer Center - McKinley Campus
Tampa, Florida, 33612
Moffitt Cancer Center
Tampa, Florida, 33612
MyMichigan Medical Center Tawas
Tawas City, Michigan, 48764
Montefiore Medical Center-Einstein Campus
The Bronx, New York, 10461
Montefiore Medical Center-Weiler Hospital
The Bronx, New York, 10461
Montefiore Medical Center - Moses Campus
The Bronx, New York, 10467
Mercy Health - Saint Anne Hospital
Toledo, Ohio, 43623
Smilow Cancer Hospital Care Center-Trumbull
Trumbull, Connecticut, 06611
SMC Center for Hematology Oncology Union
Union, South Carolina, 29379
Carle Cancer Center
Urbana, Illinois, 61801
The Carle Foundation Hospital
Urbana, Illinois, 61801
Upstate Cancer Center at Verona
Verona, New York, 13478
Northwestern Medicine Cancer Center Warrenville
Warrenville, Illinois, 60555
Smilow Cancer Hospital Care Center - Waterford
Waterford, Connecticut, 06385
Aspirus Regional Cancer Center
Wausau, Wisconsin, 54401
Wilmot Cancer Institute at Webster
Webster, New York, 14580
Moffitt Cancer Center at Wesley Chapel
Wesley Chapel, Florida, 33544
Froedtert West Bend Hospital/Kraemer Cancer Center
West Bend, Wisconsin, 53095
Saint Mary's Oncology/Hematology Associates of West Branch
West Branch, Michigan, 48661
University of Cincinnati Cancer Center-West Chester
West Chester, Ohio, 45069
Geisinger Wyoming Valley/Henry Cancer Center
Wilkes-Barre, Pennsylvania, 18711
Divine Providence Hospital
Williamsport, Pennsylvania, 17754
Christiana Care Health System-Wilmington Hospital
Wilmington, Delaware, 19801
Wake Forest University Health Sciences
Winston-Salem, North Carolina, 27157
Minnesota Oncology Hematology PA-Woodbury
Woodbury, Minnesota, 55125
WellSpan Health-York Cancer Center
York, Pennsylvania, 17403
WellSpan Health-York Hospital
York, Pennsylvania, 17403
UPMC Memorial
York, Pennsylvania, 17408
Trinity Health IHA Medical Group Hematology Oncology Ann Arbor Campus
Ypsilanti, Michigan, 48197
Canada4 sites
CHU de Quebec-L'Hotel-Dieu de Quebec (HDQ)
Québec, Quebec, G1R 2J6
Allan Blair Cancer Centre
Regina, Saskatchewan, S4T 7T1
Saskatoon Cancer Centre
Saskatoon, Saskatchewan, S7N 4H4
University Health Network-Princess Margaret Hospital
Toronto, Ontario, M5G 2M9
About this study
Official title: Phase III Trial of Stereotactic Radiosurgery (SRS) Versus Hippocampal-Avoidant Whole Brain Radiotherapy (HA-WBRT) for Brain Metastases From Small Cell Lung Cancer
This phase III trial compares the effect of stereotactic radiosurgery to standard of care memantine and whole brain radiation therapy that avoids the hippocampus (the memory zone of the brain) for the treatment of small cell lung cancer that has spread to the brain. Stereotactic radiosurgery is a specialized radiation therapy that delivers a single, high dose of radiation directly to the tumor and may cause less damage to normal tissue. Whole brain radiation therapy delivers a low dose of radiation to the entire brain including the normal brain tissue. Hippocampal avoidance during whole-brain radiation therapy (HA-WBRT) decreases the amount of radiation that is delivered to the hippocampus which is a brain structure that is important for memory. The drug, memantine, is also often given with whole brain radiotherapy because it may decrease the risk of side effects related to thinking and memory. Stereotactic radiosurgery may decrease side effects related to memory and thinking compared to standard of care HA-WBRT plus memantine.
Read the detailed description
PRIMARY OBJECTIVE:
- Determine whether stereotactic radiosurgery (SRS) relative to whole brain radiotherapy with hippocampal avoidance (HA-WBRT) plus memantine hydrochloride (memantine) for brain metastases from small cell lung cancer (SCLC) prevents cognitive function failure as measured by cognitive decline on a battery of tests: the Hopkins Verbal Learning Test - Revised (HVLT-R), Controlled Oral Word Association (COWA) test, and the Trail Making Test (TMT).
SECONDARY OBJECTIVES:
- Determine whether SRS relative to HA-WBRT plus memantine for brain metastases from SCLC preserves cognitive function as separately measured by the HVLT-R, COWA, TMT Parts A and B, and Clinical Trial Battery Composite (CTB COMP).
II. Assess perceived difficulties in cognitive abilities using Patient Reported Outcomes Measurement Information System (PROMIS) after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
III. Assess symptom burden using the MD Anderson Symptom Inventory for brain tumor (MDASI-BT) after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
IV. Compare cumulative incidence of intracranial disease progression after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
- Compare overall survival after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
VI. Compare cumulative incidence of neurologic death after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
VII. Compare the number of salvage procedures used to manage recurrent intracranial disease following SRS relative to HA-WBRT plus memantine for SCLC brain metastases.
VIII. Compare adverse events between the treatment arms according to the National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events (CTCAE) version (v)5.0 criteria.
IX. Compare the risk of developing cerebral necrosis between SRS and HA-WBRT plus memantine in patients receiving concurrent immunotherapy.
EXPLORATORY OBJECTIVES:
- Compare cumulative incidence of local brain recurrence, distant brain relapse, and leptomeningeal dissemination after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
II. Compare the cost of brain-related therapies and quality-adjusted life years in patients who receive SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
III. Evaluate the time delay to salvage WBRT or HA-WBRT in patients enrolled on the SRS arm.
IV. Evaluate whether a time delay for chemotherapy has an effect on overall survival in patients receiving HA WBRT plus memantine relative to SRS for brain metastases from SCLC.
- Evaluate baseline magnetic resonance (MR) imaging biomarkers of white matter injury and hippocampal volumetry as potential predictors of cognitive decline and differential benefit from SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
VI. Evaluate the correlation between neurocognitive functioning and patient-reported outcomes.
VII. Collect serum, plasma and imaging studies for future translational research analyses.
OUTLINE: Patients are randomized to 1 of 2 arms.
ARM I: Patients undergo SRS over 1 day (in some cases several days).
ARM II: Patients undergo HA-WBRT once daily (QD) for 2 weeks in the absence of disease progression or unacceptable toxicity. Patients also receive memantine orally (PO) QD or twice daily (BID) for up to 24 weeks in the absence of disease progression or unacceptable toxicity.
Patients undergo blood sample collection and magnetic resonance imaging (MRI) throughout the study.
After completion of study treatment, patients are followed up every 2-3 months for 1 year, and then every 6 months thereafter.
- Conditions
- Metastatic Lung Small Cell Carcinoma, Metastatic Malignant Neoplasm in the Brain, Recurrent Lung Small Cell Carcinoma, Stage IV Lung Cancer AJCC v8
- Being tested
- Biospecimen Collection, Magnetic Resonance Imaging, Memantine Hydrochloride, Neurocognitive Assessment, Stereotactic Radiosurgery
- Medical subject headings
- Small Cell Lung Carcinoma, Brain Neoplasms, Lung Neoplasms
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Biospecimen CollectionProcedure or surgery
Also called Biological Sample Collection, Biospecimen Collected, Specimen Collection
Undergo blood sample collection
Magnetic Resonance ImagingProcedure or surgery
Also called Magnetic Resonance, Magnetic Resonance Imaging (MRI), Magnetic resonance imaging (procedure), Magnetic Resonance Imaging Scan
Undergo MRI
Memantine HydrochlorideDrug
Also called Ebixia, Namenda
Given PO
Neurocognitive AssessmentOther
Ancillary studies
Stereotactic RadiosurgeryRadiation
Also called SRS, Stereotactic External Beam Irradiation, stereotactic external-beam radiation therapy, Stereotactic Radiation Therapy
Undergo SRS
Survey AdministrationOther
Ancillary studies
Whole-Brain RadiotherapyRadiation
Also called WBRT, whole-brain radiation therapy
Undergo HA-WBRT
| Study group | Role | What they receive |
|---|---|---|
| Arm I (SRS) | Experimental | Patients undergo SRS over 1 day (in some cases several days). Patients undergo blood sample collection and MRI throughout the study. Receives: Procedure: Biospecimen Collection; Procedure: Magnetic Resonance Imaging; Other: Neurocognitive Assessment; Radiation: Stereotactic Radiosurgery; Other: Survey Administration |
| Arm II (HA-WBRT, memantine) | Active comparator | Patients also undergo HA-WBRT QD for 2 weeks in the absence of disease progression or unacceptable toxicity. Patients will also receive memantine PO QD or BID for up to 24 weeks in the absence of disease progression or unacceptable toxicity. Patients undergo blood sample collection and MRI throughout the study. Receives: Procedure: Magnetic Resonance Imaging; Drug: Memantine Hydrochloride; Other: Neurocognitive Assessment; Other: Survey Administration; Radiation: Whole-Brain Radiotherapy |
What is being measured
The primary outcome is the main question the study is designed to answer.
Time to neurocognitive failure
A failure is defined using the reliable change index (RCI) criteria, as measured by the Hopkins Verbal Learning Test - Revised (HVLT-R), Controlled Oral Word Association (COWA) test, and Trail Making Test (TMT) Parts A and B. The cumulative incidence approach will be used to estimate the percentage of failures while accounting for the competing risk of death.
Measured: Up to 1 year
Secondary outcomes (9)
Preservation of neurocognitive function
Neurocognitive function will be measured by the HVLT-R, COWA, and TMT. The HVLT-R has 3 parts that will be analyzed separately: Total Recall, Delayed Recall, and Delayed Recognition. The TMT also has 2 parts that will be analyzed separately: TMT Part A and TMT Part B. The COWA has a single outcome measure that will be analyzed. Standardized scores that adjust for age, education, and sex when necessary will be analyzed.
Measured: 1 year
Perceived difficulties in cognition
Measured by Patient Reported Outcomes Measurement Information System (PROMIS). The total raw score for a PROMIS short form would be the sum of the values of the response to each question (therefore, for a short form which all questions are answered, the lowest possible score is 4 and the highest possible raw score is 20).
Measured: Up to 1 year
Symptom burden
Measured by MD Anderson Symptom Inventory for brain tumor (MDASI-BT). Four subscales (symptom severity, symptom interference, neurologic factor, and cognitive factor score) as well as certain individual items (fatigue, neurologic factor items, and cognitive factor items) of the MDASI-BT will be analyzed.
Measured: Up to 1 year
Time to intracranial disease progression
Time to any intracranial progression will be measured from the date of randomization to the date of intracranial disease progression. Death without an event will be treated as a competing risk. Alive patients without an event will be censored at their last known follow-up time. The percentage of patients with a failure will be determined using cumulative incidence.
Measured: From the date of randomization to the date of intracranial disease progression, assessed up to 10 years
Overall survival
Overall survival will be measured from the date of randomization to the date of death, or, otherwise, the last follow-up date on which the patient was reported alive. The Kaplan-Meier method (Kaplan 1958) will be used to calculate the percentage of patients alive.
Measured: From the date of randomization to the date of death, or otherwise, the last follow-up date on which the patient was reported alive, assessed up to 10 years
Time to neurologic death
Time to neurologic death will be measured from the date of randomization to the date of neurologic death. Death without an event will be treated as a competing risk. Alive patients without an event will be censored at their last known follow-up time. The percentage of patients with a failure will be determined using cumulative incidence.
Measured: From the date of randomization to the date of neurologic death, assessed up to 10 years
Salvage procedures used to manage recurrent intracranial disease
Will be described by each arm.
Measured: Up to 10 years
Incidence of adverse events
Graded by Common Terminology Criteria for Adverse Events version 5.0. Counts and frequencies will be provided for the worst grade AE experienced by the patient by treatment arm.
Measured: Up to 10 years
Development of cerebral necrosis
Measured: Up to 10 years
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted18 Mar 2021
- Study start8 Jun 2021
- Primary completion24 Jun 2026
- Study completion1 Jul 2031 (estimated)
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Metastatic Lung Small Cell CarcinomaStudies of the same condition, open and under way.
- More trials run by NRG OncologyThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 3
- Primary purpose
- Supportive care
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 152 participants (actual)
Sponsor and investigators
- Lead sponsor
- NRG Oncology
- Sponsor type
- University, hospital or other
- Collaborators
- National Cancer Institute (NCI)
- Responsible party
- Sponsor
- Investigators
- Vinai Gondi, Principal investigator, NRG Oncology
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT04804644
- Sponsor's protocol ID
- NRG-CC009
- Other IDs
- NCI-2020-11651, NRG-CC009, NRG-CC009, NRG-CC009, UG1CA189867
- Status last verified
- Aug 2026
- First submitted
- 9 Mar 2021
- Last updated
- 14 Sep 2026
- Results posted
- No
- Data monitoring committee
- Yes
- FDA-regulated drug
- No
- FDA-regulated device
- No
- Individual data sharing
- Yes: NCI is committed to sharing data in accordance with NIH policy. For more details on how clinical trial data is shared, access the link to the NIH data sharing policy page.
Study at a glance
From the registry record, last updated by the sponsor on 14 Sep 2026. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Phase III Trial of Stereotactic Radiosurgery (SRS) Versus Hippocampal-Avoidant Whole Brain Radiotherapy (HA-WBRT) for Brain Metastases From Small Cell Lung Cancer
- ClinicalTrials.gov ID
- NCT04804644
- Acronym / sponsor ID
- NRG-CC009
- Conditions
- Metastatic Lung Small Cell Carcinoma, Metastatic Malignant Neoplasm in the Brain, Recurrent Lung Small Cell Carcinoma, Stage IV Lung Cancer AJCC v8
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Active, not recruiting
- Enrolment
- 152 participants (actual)
- Lead sponsor
- NRG OncologyUniversity, hospital or other
- Collaborators
- National Cancer Institute (NCI)
- Study start
- 8 Jun 2021 (actual)
- Primary completion
- 24 Jun 2026 (actual)
- Study completion
- 1 Jul 2031 (estimated)
- First posted
- 18 Mar 2021 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This phase III trial compares the effect of stereotactic radiosurgery to standard of care memantine and whole brain radiation therapy that avoids the hippocampus (the memory zone of the brain) for the treatment of small cell lung cancer that has spread to the brain. Stereotactic radiosurgery is a specialized radiation therapy that delivers a single, high dose of radiation directly to the tumor and may cause less damage to normal tissue. Whole brain radiation therapy delivers a low dose of radiation to the entire brain including the normal brain tissue. Hippocampal avoidance during whole-brain radiation therapy (HA-WBRT) decreases the amount of radiation that is delivered to the hippocampus which is a brain structure that is important for memory. The drug, memantine, is also often given with whole brain radiotherapy because it may decrease the risk of side effects related to thinking and memory. Stereotactic radiosurgery may decrease side effects related to memory and thinking compared to standard of care HA-WBRT plus memantine.
Detailed description
PRIMARY OBJECTIVE:
- Determine whether stereotactic radiosurgery (SRS) relative to whole brain radiotherapy with hippocampal avoidance (HA-WBRT) plus memantine hydrochloride (memantine) for brain metastases from small cell lung cancer (SCLC) prevents cognitive function failure as measured by cognitive decline on a battery of tests: the Hopkins Verbal Learning Test - Revised (HVLT-R), Controlled Oral Word Association (COWA) test, and the Trail Making Test (TMT).
SECONDARY OBJECTIVES:
- Determine whether SRS relative to HA-WBRT plus memantine for brain metastases from SCLC preserves cognitive function as separately measured by the HVLT-R, COWA, TMT Parts A and B, and Clinical Trial Battery Composite (CTB COMP).
II. Assess perceived difficulties in cognitive abilities using Patient Reported Outcomes Measurement Information System (PROMIS) after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
III. Assess symptom burden using the MD Anderson Symptom Inventory for brain tumor (MDASI-BT) after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
IV. Compare cumulative incidence of intracranial disease progression after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
- Compare overall survival after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
VI. Compare cumulative incidence of neurologic death after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
VII. Compare the number of salvage procedures used to manage recurrent intracranial disease following SRS relative to HA-WBRT plus memantine for SCLC brain metastases.
VIII. Compare adverse events between the treatment arms according to the National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events (CTCAE) version (v)5.0 criteria.
IX. Compare the risk of developing cerebral necrosis between SRS and HA-WBRT plus memantine in patients receiving concurrent immunotherapy.
EXPLORATORY OBJECTIVES:
- Compare cumulative incidence of local brain recurrence, distant brain relapse, and leptomeningeal dissemination after SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
II. Compare the cost of brain-related therapies and quality-adjusted life years in patients who receive SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
III. Evaluate the time delay to salvage WBRT or HA-WBRT in patients enrolled on the SRS arm.
IV. Evaluate whether a time delay for chemotherapy has an effect on overall survival in patients receiving HA WBRT plus memantine relative to SRS for brain metastases from SCLC.
- Evaluate baseline magnetic resonance (MR) imaging biomarkers of white matter injury and hippocampal volumetry as potential predictors of cognitive decline and differential benefit from SRS relative to HA-WBRT plus memantine for brain metastases from SCLC.
VI. Evaluate the correlation between neurocognitive functioning and patient-reported outcomes.
VII. Collect serum, plasma and imaging studies for future translational research analyses.
OUTLINE: Patients are randomized to 1 of 2 arms.
ARM I: Patients undergo SRS over 1 day (in some cases several days).
ARM II: Patients undergo HA-WBRT once daily (QD) for 2 weeks in the absence of disease progression or unacceptable toxicity. Patients also receive memantine orally (PO) QD or twice daily (BID) for up to 24 weeks in the absence of disease progression or unacceptable toxicity.
Patients undergo blood sample collection and magnetic resonance imaging (MRI) throughout the study.
After completion of study treatment, patients are followed up every 2-3 months for 1 year, and then every 6 months thereafter.
Study design
- Primary purpose
- Supportive care
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Arm I (SRS) | Experimental | Procedure: Biospecimen Collection, Procedure: Magnetic Resonance Imaging, Other: Neurocognitive Assessment, Radiation: Stereotactic Radiosurgery, Other: Survey AdministrationPatients undergo SRS over 1 day (in some cases several days). Patients undergo blood sample collection and MRI throughout the study. |
| Arm II (HA-WBRT, memantine) | Active comparator | Procedure: Magnetic Resonance Imaging, Drug: Memantine Hydrochloride, Other: Neurocognitive Assessment, Other: Survey Administration, Radiation: Whole-Brain RadiotherapyPatients also undergo HA-WBRT QD for 2 weeks in the absence of disease progression or unacceptable toxicity. Patients will also receive memantine PO QD or BID for up to 24 weeks in the absence of disease progression or unacceptable toxicity. Patients undergo blood sample collection and MRI throughout the study. |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (35 listed)
- Pathologically (histologically or cytologically) proven diagnosis of small cell lung cancer within 5 years of registration. If the original histologic proof of malignancy is greater than 5 years, then pathological (i.e., more recent) confirmation is required (e.g., from a systemic or brain metastasis);
- Brain metastases =< 4 cm in largest diameter and outside a 5-mm margin around either hippocampus must be visible on contrast-enhanced magnetic resonance imaging (MRI) performed =< 21 days prior to study entry.
- History/physical examination
- Age >= 18
- Karnofsky performance status of >= 70
Key exclusion criteria (11 listed)
- Planned infusion of cytotoxic chemotherapy on the same day as SRS or HA-WBRT treatment. Patients may have had prior chemotherapy. Concurrent immunotherapy is permitted.
- Brainstem metastasis > 10 cm^3
- Prior allergic reaction to memantine.
- Patients with definitive leptomeningeal metastases.
- Known history of demyelinating disease such as multiple sclerosis.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Biospecimen CollectionAlso: Biological Sample Collection, Biospecimen Collected, Specimen CollectionUndergo blood sample collection | Procedure or surgery | Arm I (SRS) |
| Magnetic Resonance ImagingAlso: Magnetic Resonance, Magnetic Resonance Imaging (MRI), Magnetic resonance imaging (procedure), Magnetic Resonance Imaging ScanUndergo MRI | Procedure or surgery | Arm I (SRS), Arm II (HA-WBRT, memantine) |
| Memantine HydrochlorideAlso: Ebixia, NamendaGiven PO | Drug | Arm II (HA-WBRT, memantine) |
| Neurocognitive AssessmentAncillary studies | Other | Arm I (SRS), Arm II (HA-WBRT, memantine) |
| Stereotactic RadiosurgeryAlso: SRS, Stereotactic External Beam Irradiation, stereotactic external-beam radiation therapy, Stereotactic Radiation TherapyUndergo SRS | Radiation | Arm I (SRS) |
| Survey AdministrationAncillary studies | Other | Arm I (SRS), Arm II (HA-WBRT, memantine) |
| Whole-Brain RadiotherapyAlso: WBRT, whole-brain radiation therapyUndergo HA-WBRT | Radiation | Arm II (HA-WBRT, memantine) |
Primary outcome
Time to neurocognitive failure
Time frame: Up to 1 year
A failure is defined using the reliable change index (RCI) criteria, as measured by the Hopkins Verbal Learning Test - Revised (HVLT-R), Controlled Oral Word Association (COWA) test, and Trail Making Test (TMT) Parts A and B. The cumulative incidence approach will be used to estimate the percentage of failures while accounting for the competing risk of death.
9 secondary outcomes
Preservation of neurocognitive function
Time frame: 1 year
Perceived difficulties in cognition
Time frame: Up to 1 year
Symptom burden
Time frame: Up to 1 year
Time to intracranial disease progression
Time frame: From the date of randomization to the date of intracranial disease progression, assessed up to 10 years
Overall survival
Time frame: From the date of randomization to the date of death, or otherwise, the last follow-up date on which the patient was reported alive, assessed up to 10 years
Time to neurologic death
Time frame: From the date of randomization to the date of neurologic death, assessed up to 10 years
Salvage procedures used to manage recurrent intracranial disease
Time frame: Up to 10 years
Incidence of adverse events
Time frame: Up to 10 years
Development of cerebral necrosis
Time frame: Up to 10 years
Results and safety
This study is still under way. Results are not available in the source record yet.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 14 Sep 2026.
- Individual participant dataSharing planned: Yes. NCI is committed to sharing data in accordance with NIH policy. For more details on how clinical trial data is shared, access the link to the NIH data sharing policy page.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Vinai Gondi principal investigator
NRG Oncology
231 sites in 2 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing Biospecimen Collection, Magnetic Resonance Imaging and Memantine Hydrochloride in people with Metastatic Lung Small Cell Carcinoma and Metastatic Malignant Neoplasm in the Brain, run by NRG Oncology at 231 sites in 2 countries.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 35 inclusion and 11 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: under way, not looking for participants, as of the sponsor's last update on 14 Sep 2026. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 231 sites in United States, Canada. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
This study is still under way. Results are not available in the source record yet.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Time to neurocognitive failure (time frame: Up to 1 year). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 14 Sep 2026.