B-Cell Chronic Lymphocytic LeukemiaPhase 1NCT02336048
A Study Evaluating the Safety of Tocilizumab in Addition to Standard of Care Premedication Given Before Obinutuzumab + Chlorambucil in Participants With Untreated B-Cell Chronic Lymphocytic Leukemia (B-CLL) and Comorbidities
A Phase 1 study testing Chlorambucil, Obinutuzumab and Standard Premedication in people with B-Cell Chronic Lymphocytic Leukemia, run by Hoffmann-La Roche at 14 sites in 5 countries.
Trial summary
This multicenter, double-blind, randomized, placebo-controlled study will evaluate the safety of a single infusion of tocilizumab versus placebo, administered in addition to standard premedications (antipyretic, antihistamine, and corticosteroid) prior to the first infusion of obinutuzumab administered in combination… Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- B-Cell Chronic Lymphocytic Leukemia
- What is being tested?
- Chlorambucil, Obinutuzumab and Standard Premedication
- Type of treatment
- Pill or oral medicine, Injection or infusion
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 38 participants
- Where
- 14 sitesin 5 countries
- Study dates
- 26 Jun 2015to 21 Sep 2018
- Phase
- Phase 1
- Are there results?
- None posted in the registry
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
- Documented cluster of differentiation (CD) 20+ B-CLL according to NCI/IWCLL guideline
- Total Cumulative Illness Rating Scale (CIRS) score greater than (>) 6 and/or creatinine clearance less than (<) 70 milliliters per minute (mL/min)
- Previously untreated chronic lymphocytic leukemia (CLL) requiring treatment according to NCI/IWCLL guidelines who warrant treatment if they have any of the protocol-specified comorbidities
- Life expectancy > 6 months
- Adequate hematological function, unless abnormalities are caused by underlying CLL
- Agreement to use highly effective contraceptive measures per protocol
Who cannot join
- Any previous CLL treatment
- Documented transformation of CLL to aggressive non-Hodgkin's lymphoma (Richter's transformation)
- Abnormal laboratory test values, unless abnormalities are caused by underlying CLL
- History of progressive multifocal leukoencephalopathy
- Previous treatment with tocilizumab for any indication
- History of severe allergic or anaphylactic reactions to monoclonal antibody therapy
Show all 24Show fewer
- Known hypersensitivity to any of the study drugs
- History of prior malignancy unless the malignancy has been treated with a curative intent or is in remission without treatment for at least (>/=) 5 years prior to enrollment and with the exception of curatively-treated basal squamous cell carcinoma of the skin, low grade in situ carcinoma of the cervix, or low grade early stage localized prostate cancer treated surgically with curative intent and or ductal carcinoma in situ of the breast treated with lumpectomy alone
- Treatment with glucocorticoids at any dose (except topical formulations) during the 2 weeks prior to the start of Cycle 1 Day 1. Regular treatment with glucocorticoids (> 5 days duration) is also prohibited during the 4-week screening period
- Ongoing treatment with immunosuppressive medications or anti-tumor necrosis factor biologic therapies
- Evidence of significant, uncontrolled concomitant diseases that could affect compliance with this protocol or interpretation of results, including significant cardiovascular or pulmonary disease
- Known active or history of recurrent bacterial, viral, fungal, mycobacterial, parasitic, or other infection (excluding fungal infections of nail beds) requiring treatment with intravenous (IV) antibiotics or hospitalization within 4 weeks prior to the start of Cycle 1 Day 1
- Active tuberculosis (TB) requiring treatment within 3 years prior to baseline or latent TB diagnosed during screening that has not been appropriately treated
- Vaccination with live or attenuated vaccines within 28 days prior to start of treatment
- Major surgery (within 4 weeks prior to Cycle 1 Day 1), other than for diagnosis
- Positive test results for chronic hepatitis B infection or positivity for hepatitis B core antibody
- Positive test results for hepatitis C
- Known history of human immuno-deficiency virus (HIV) seropositive status
- Positive test results for human T-lymphotropic virus 1 (HTLV 1)
- Pregnant or lactating women
- Participation in another clinical study with drug intervention unless the last dose administered was greater than 5 half-lives of the study product prior to study start
- Any participant actively taking anti-platelet medication or any participant who is fully anticoagulated with warfarin, low-molecular weight heparin or a novel oral anticoagulant including dabigatran, rivaroxiban, epixiban, and similar
- Previous treatment with B-cell depleting agents
- Any inherited bleeding disorder
Trial locations and contacts
14 sites in 5 countries.
14 sites in 5 countries
Israel4 sites
Carmel medical center
Haifa, 3436212
Meir Medical Center; Heamatology Dept
Kfar Saba, 4428164
Kaplan Medical Center; Hematology Institute; Hematolgy Institute
Rehovot, 7610001
Ziv Medical Center
Zfat, 1311001
Italy4 sites
Ospedale Businco; Ematologia
Cagliari, Sardinia, 09121
A.O. Universitaria S. Martino Di Genova; Ematologia 1
Genoa, Liguria, 16132
Asst Grande Ospedale Metropolitano Niguarda; Dipartimento Di Ematologia Ed Oncologia
Milan, Lombardy, 20162
Azienda Ospedaliera Di Perugia Ospedale s. Maria Della Misericordia; Oncologia Medica
Sant'Andrea Delle Fratte (PG), Umbria, 06132
Spain4 sites
Hospital Universitari Vall d'Hebron; Servicio de Hematologia
Barcelona, 08035
Hospital Clínic i Provincial; Servicio de Hematología y Oncología
Barcelona, 08036
Hospital Univ. 12 de Octubre; Servicio de Hematologia
Madrid, 28041
Hospital Universitario Virgen del Rocio; Servicio de Hematologia
Seville, 41013
Latvia1 site
RECUH, Oncology Centre of Latvia; Clinic of Chemotherapy and Heamatology
Riga, 1079
United Kingdom1 site
Barts & London School of Med; Medical Oncology
London, EC1A 7BE
About this study
Official title: A Multicenter, Double-Blind, Randomized, and Placebo-controlled Phase Ib Study Evaluating the Safety of Adding Tocilizumab to Standard Premedications Prior to Administration of Obinutuzumab in Combination With Chlorambucil in Patients With Previously Untreated B-Cell Chronic Lymphocytic Leukemia and Comorbidities
This multicenter, double-blind, randomized, placebo-controlled study will evaluate the safety of a single infusion of tocilizumab versus placebo, administered in addition to standard premedications (antipyretic, antihistamine, and corticosteroid) prior to the first infusion of obinutuzumab administered in combination with oral chlorambucil to participants with previously untreated B-CLL who have comorbidities. All eligible participants will be treated with a total of 6 cycles of obinutuzumab + chlorambucil (cycle length = 28 days).
- Conditions
- B-Cell Chronic Lymphocytic Leukemia
- Being tested
- Chlorambucil, Obinutuzumab, Placebo, Standard Premedication, Tocilizumab
- Medical subject headings
- Leukemia, Lymphocytic, Chronic, B-Cell
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
ChlorambucilDrug
Chlorambucil at a dose of 0.5 milligrams per kilogram (mg/kg) will be administered orally per local prescribing information, on Days 1 and 15 of Cycles 1 to 6.
ObinutuzumabDrug
Also called RO5072759, GA101, Gazya, Gazyvaro
Obinutuzumab at a dose of 100 milligrams (mg) as an intravenous (IV) infusion will be administered on Cycle 1 Day 1; 900 mg as IV infusion on Cycle 1 Day 2; 1000 mg as IV infusion on Cycle 1 Days 8 and 15; and 1000 mg as IV infusion on Day 1 of each subsequent cycle for up to 6 cycles.
PlaceboDrug
Placebo matching to tocilizumab will be administered as IV infusion on Cycle 1 Day 1 (prior to the first dose of obinutuzumab).
Standard PremedicationOther
Standard-of-care premedication consisting of antipyretic, antihistamine, and corticosteroid will be administered as per United States Package Insert/ Summary of Product Characteristics on Cycle 1 Days 1 and 2 (prior to the first and second dose of obinutuzumab, respectively).
TocilizumabDrug
Also called RO4877533, RoActemra, Actemra
Tocilizumab at a dose of 8 mg/kg or adjusted dose (up to a maximum threshold of 20 mg/kg) will be administered as IV infusion on Cycle 1 Day 1 (prior to the first dose of obinutuzumab).
| Study group | Role | What they receive |
|---|---|---|
| Placebo + Obinutuzumab + Chlorambucil | Active comparator | Participants will receive placebo and standard premedications on Days 1 and 2 of Cycle 1 (cycle length= 28 days) along with obinutuzumab and chlorambucil administered for 6 cycles. Receives: Drug: Chlorambucil; Drug: Obinutuzumab; Drug: Placebo; Other: Standard Premedication |
| Tocilizumab + Obinutuzumab + Chlorambucil | Experimental | Participants will receive tocilizumab and standard premedications on Days 1 and 2 of Cycle 1 (cycle length= 28 days) along with obinutuzumab and chlorambucil administered for 6 cycles. Receives: Drug: Chlorambucil; Drug: Obinutuzumab; Other: Standard Premedication; Drug: Tocilizumab |
What is being measured
The primary outcome is the main question the study is designed to answer.
Percentage of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)
Measured: Baseline up to approximately 196 days
Secondary outcomes (24)
Percentage of Participants With Infusion-Related Reactions (IRRs) as Assessed by Investigator and Reviewed by Endpoint Adjudication Committee (EAC)
Measured: Day 1 (within 24 hours of first obinutuzumab infusion)
Percentage of Participants With IRRs by Severity According to National Cancer Institute Common Terminology Criteria for Adverse Events Version 4.0 (NCI CTCAE v4.0)
Measured: Day 1 (within 24 hours of first obinutuzumab infusion)
Percentage of Participants With IRRS >= Grade 3 as assessed by the Investigator and Reviewed by the EAC
Measured: Day 1 (within 24 hours of first obinutuzumab infusion)
Number of Interruptions or Administration rate modifications of the First Infusion of Obinutuzumab
Measured: Day 1 (within 24 hours of first obinutuzumab infusion)
Percentage of Treatment Discontinuations due to IRR
Measured: Day 1 (within 24 hours of first obinutuzumab infusion)
Percentage of Participants With Overall Response as Assessed by Investigator According to NCI/ International Workshop on Chronic Lymphocytic Leukemia (IWCLL) Guidelines
Measured: 84 days after last treatment (up to approximately 280 days)
Percentage of Participants With Negative Results for Minimal Residual Disease (MRD) Measured According to NCI/IWCLL Guidelines
Measured: 84 days after last treatment (up to approximately 280 days)
Area Under the Serum Concentration-Time Curve From Time Zero to Extrapolated Infinite Time (AUC[0-inf]) of Obinutuzumab
Measured: Cycle 1 Day 1 (C1D1), C1D2: Pre-dose (0 hours [hrs]), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
Maximum Observed Serum Concentration (Cmax) of Obinutuzumab
Measured: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
Terminal Half-Life (t1/2) of Obinutuzumab
Measured: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
Area Under the Serum Concentration-Time Curve From Time Zero to Last Quantifiable Concentration (AUC[0-last]) of Obinutuzumab
Measured: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
Total Clearance (CL) of Obinutuzumab
Measured: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
Volume of Distribution (Vd) of Obinutuzumab
Measured: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
AUC(0-inf) of Tocilizumab
Measured: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D1: immediately after tocilizumab infusion (1 hr); C1D3; C1D8, C1D15, C2D1: pre-dose (0 hrs) (1 cycle=28 days)
Cmax of Tocilizumab
Measured: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D1: immediately after tocilizumab infusion (1 hr); C1D3; C1D8, C1D15, C2D1: pre-dose (0 hrs) (1 cycle=28 days)
t1/2 of Tocilizumab
Measured: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D1: immediately after tocilizumab infusion (1 hr); C1D3; C1D8, C1D15, C2D1: pre-dose (0 hrs) (1 cycle=28 days)
AUC(0-last) of Tocilizumab
Measured: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D1: immediately after tocilizumab infusion (1 hr); C1D3; C1D8, C1D15, C2D1: pre-dose (0 hrs) (1 cycle=28 days)
Change From Baseline in Interleukin (IL)-6 Level
1 cycle=28 days
Measured: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Change From Baseline in Level of Downstream Biomarker of IL-6 Activation: Soluble IL-6 Receptor (sIL-6R)
1 cycle=28 days
Measured: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Change From Baseline in Level of Downstream Biomarker of IL-6 Activation: Ferritin
1 cycle=28 days
Measured: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Change From Baseline in Level of Downstream Biomarker of IL-6 Activation: C-Reactive Protein (CRP)
1 cycle=28 days
Measured: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Change From Baseline in Level of Downstream Biomarker of IL-6 Activation: Soluble Glycoprotein (gp) 130
1 cycle=28 days
Measured: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Change From Baseline in Level of Downstream Biomarker of IL-6 Activation: Serum Amyloid A (SAA)
1 cycle=28 days
Measured: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Percentage of Participants With Depletion in Absolute Lymphocyte Count (ALC)
Measured: C1D1,C1D2,C1D8,C1D15: pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D3; C2D1: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C3D1,C4D1,C5D1,C6D1: pre-dose (0 hrs) (1 cycle=28 days)
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted12 Jan 2015 (estimated)
- Study start26 Jun 2015
- Primary completion21 Sep 2018
- Study completion21 Sep 2018
Why it stopped: This study was terminated early because premedication with tocilizumab was unlikely to reduce the risk of IRR.
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for B-Cell Chronic Lymphocytic LeukemiaStudies of the same condition, open and under way.
- More trials run by Hoffmann-La RocheThe 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 1
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind
- Who is masked
- Participant, Investigator
- Enrolment
- 38 participants (actual)
Sponsor and investigators
- Lead sponsor
- Hoffmann-La Roche
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
- Investigators
- Clinical Trials, Study director, Hoffmann-La Roche
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02336048
- Sponsor's protocol ID
- BO29448
- Other IDs
- 2014-004594-16, 2014
- Status last verified
- Apr 2021
- First submitted
- 6 Jan 2015
- Last updated
- 8 Apr 2021
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 8 Apr 2021. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Multicenter, Double-Blind, Randomized, and Placebo-controlled Phase Ib Study Evaluating the Safety of Adding Tocilizumab to Standard Premedications Prior to Administration of Obinutuzumab in Combination With Chlorambucil in Patients With Previously Untreated B-Cell Chronic Lymphocytic Leukemia and Comorbidities
- ClinicalTrials.gov ID
- NCT02336048
- Acronym / sponsor ID
- BO29448
- Conditions
- B-Cell Chronic Lymphocytic Leukemia
- Phase
- Phase 1
- Study type
- Interventional
- Recruitment status
- TerminatedReason stopped: This study was terminated early because premedication with tocilizumab was unlikely to reduce the risk of IRR.
- Enrolment
- 38 participants (actual)
- Lead sponsor
- Hoffmann-La RocheIndustry (pharma, biotech, devices)
- Study start
- 26 Jun 2015 (actual)
- Primary completion
- 21 Sep 2018 (actual)
- Study completion
- 21 Sep 2018 (actual)
- First posted
- 12 Jan 2015 (estimated)
- 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 multicenter, double-blind, randomized, placebo-controlled study will evaluate the safety of a single infusion of tocilizumab versus placebo, administered in addition to standard premedications (antipyretic, antihistamine, and corticosteroid) prior to the first infusion of obinutuzumab administered in combination with oral chlorambucil to participants with previously untreated B-CLL who have comorbidities. All eligible participants will be treated with a total of 6 cycles of obinutuzumab + chlorambucil (cycle length = 28 days).
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind (participant, investigator)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Placebo + Obinutuzumab + Chlorambucil | Active comparator | Drug: Chlorambucil, Drug: Obinutuzumab, Drug: Placebo, Other: Standard PremedicationParticipants will receive placebo and standard premedications on Days 1 and 2 of Cycle 1 (cycle length= 28 days) along with obinutuzumab and chlorambucil administered for 6 cycles. |
| Tocilizumab + Obinutuzumab + Chlorambucil | Experimental | Drug: Chlorambucil, Drug: Obinutuzumab, Other: Standard Premedication, Drug: TocilizumabParticipants will receive tocilizumab and standard premedications on Days 1 and 2 of Cycle 1 (cycle length= 28 days) along with obinutuzumab and chlorambucil administered for 6 cycles. |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (6 listed)
- Documented cluster of differentiation (CD) 20+ B-CLL according to NCI/IWCLL guideline
- Total Cumulative Illness Rating Scale (CIRS) score greater than (>) 6 and/or creatinine clearance less than (<) 70 milliliters per minute (mL/min)
- Previously untreated chronic lymphocytic leukemia (CLL) requiring treatment according to NCI/IWCLL guidelines who warrant treatment if they have any of the protocol-specified comorbidities
- Life expectancy > 6 months
- Adequate hematological function, unless abnormalities are caused by underlying CLL
Key exclusion criteria (24 listed)
- Any previous CLL treatment
- Documented transformation of CLL to aggressive non-Hodgkin's lymphoma (Richter's transformation)
- Abnormal laboratory test values, unless abnormalities are caused by underlying CLL
- History of progressive multifocal leukoencephalopathy
- Previous treatment with tocilizumab for any indication
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 |
|---|---|---|
| ChlorambucilChlorambucil at a dose of 0.5 milligrams per kilogram (mg/kg) will be administered orally per local prescribing information, on Days 1 and 15 of Cycles 1 to 6. | Drug | Placebo + Obinutuzumab + Chlorambucil, Tocilizumab + Obinutuzumab + Chlorambucil |
| ObinutuzumabAlso: RO5072759, GA101, Gazya, GazyvaroObinutuzumab at a dose of 100 milligrams (mg) as an intravenous (IV) infusion will be administered on Cycle 1 Day 1; 900 mg as IV infusion on Cycle 1 Day 2; 1000 mg as IV infusion on Cycle 1 Days 8 and 15; and 1000 mg as IV infusion on Day 1 of each subsequent cycle for up to 6 cycles. | Drug | Placebo + Obinutuzumab + Chlorambucil, Tocilizumab + Obinutuzumab + Chlorambucil |
| PlaceboPlacebo matching to tocilizumab will be administered as IV infusion on Cycle 1 Day 1 (prior to the first dose of obinutuzumab). | Drug | Placebo + Obinutuzumab + Chlorambucil |
| Standard PremedicationStandard-of-care premedication consisting of antipyretic, antihistamine, and corticosteroid will be administered as per United States Package Insert/ Summary of Product Characteristics on Cycle 1 Days 1 and 2 (prior to the first and second dose of obinutuzumab, respectively). | Other | Placebo + Obinutuzumab + Chlorambucil, Tocilizumab + Obinutuzumab + Chlorambucil |
| TocilizumabAlso: RO4877533, RoActemra, ActemraTocilizumab at a dose of 8 mg/kg or adjusted dose (up to a maximum threshold of 20 mg/kg) will be administered as IV infusion on Cycle 1 Day 1 (prior to the first dose of obinutuzumab). | Drug | Tocilizumab + Obinutuzumab + Chlorambucil |
Primary outcome
Percentage of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)
Time frame: Baseline up to approximately 196 days
24 secondary outcomes
Percentage of Participants With Infusion-Related Reactions (IRRs) as Assessed by Investigator and Reviewed by Endpoint Adjudication Committee (EAC)
Time frame: Day 1 (within 24 hours of first obinutuzumab infusion)
Percentage of Participants With IRRs by Severity According to National Cancer Institute Common Terminology Criteria for Adverse Events Version 4.0 (NCI CTCAE v4.0)
Time frame: Day 1 (within 24 hours of first obinutuzumab infusion)
Percentage of Participants With IRRS >= Grade 3 as assessed by the Investigator and Reviewed by the EAC
Time frame: Day 1 (within 24 hours of first obinutuzumab infusion)
Number of Interruptions or Administration rate modifications of the First Infusion of Obinutuzumab
Time frame: Day 1 (within 24 hours of first obinutuzumab infusion)
Percentage of Treatment Discontinuations due to IRR
Time frame: Day 1 (within 24 hours of first obinutuzumab infusion)
Percentage of Participants With Overall Response as Assessed by Investigator According to NCI/ International Workshop on Chronic Lymphocytic Leukemia (IWCLL) Guidelines
Time frame: 84 days after last treatment (up to approximately 280 days)
Percentage of Participants With Negative Results for Minimal Residual Disease (MRD) Measured According to NCI/IWCLL Guidelines
Time frame: 84 days after last treatment (up to approximately 280 days)
Area Under the Serum Concentration-Time Curve From Time Zero to Extrapolated Infinite Time (AUC[0-inf]) of Obinutuzumab
Time frame: Cycle 1 Day 1 (C1D1), C1D2: Pre-dose (0 hours [hrs]), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
Maximum Observed Serum Concentration (Cmax) of Obinutuzumab
Time frame: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
Terminal Half-Life (t1/2) of Obinutuzumab
Time frame: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
Area Under the Serum Concentration-Time Curve From Time Zero to Last Quantifiable Concentration (AUC[0-last]) of Obinutuzumab
Time frame: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
Total Clearance (CL) of Obinutuzumab
Time frame: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
Volume of Distribution (Vd) of Obinutuzumab
Time frame: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1, C6D1: pre-dose (0 hrs); additionally at 3 months after last treatment (9 months) (1 cycle=28 days)
AUC(0-inf) of Tocilizumab
Time frame: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D1: immediately after tocilizumab infusion (1 hr); C1D3; C1D8, C1D15, C2D1: pre-dose (0 hrs) (1 cycle=28 days)
Cmax of Tocilizumab
Time frame: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D1: immediately after tocilizumab infusion (1 hr); C1D3; C1D8, C1D15, C2D1: pre-dose (0 hrs) (1 cycle=28 days)
t1/2 of Tocilizumab
Time frame: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D1: immediately after tocilizumab infusion (1 hr); C1D3; C1D8, C1D15, C2D1: pre-dose (0 hrs) (1 cycle=28 days)
AUC(0-last) of Tocilizumab
Time frame: C1D1, C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D1: immediately after tocilizumab infusion (1 hr); C1D3; C1D8, C1D15, C2D1: pre-dose (0 hrs) (1 cycle=28 days)
Change From Baseline in Interleukin (IL)-6 Level
Time frame: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Change From Baseline in Level of Downstream Biomarker of IL-6 Activation: Soluble IL-6 Receptor (sIL-6R)
Time frame: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Change From Baseline in Level of Downstream Biomarker of IL-6 Activation: Ferritin
Time frame: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Change From Baseline in Level of Downstream Biomarker of IL-6 Activation: C-Reactive Protein (CRP)
Time frame: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Change From Baseline in Level of Downstream Biomarker of IL-6 Activation: Soluble Glycoprotein (gp) 130
Time frame: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Change From Baseline in Level of Downstream Biomarker of IL-6 Activation: Serum Amyloid A (SAA)
Time frame: C1D1: pre-dose (0 hrs) (Baseline), immediately after tocilizumab and obinutuzumab infusion (1 hr, approximately 7 hrs); C1D2: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D8, C1D15, C2D1: pre-dose (0 hrs); C1D3
Percentage of Participants With Depletion in Absolute Lymphocyte Count (ALC)
Time frame: C1D1,C1D2,C1D8,C1D15: pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C1D3; C2D1: Pre-dose (0 hrs), immediately after obinutuzumab infusion (approximately 7 hrs); C3D1,C4D1,C5D1,C6D1: pre-dose (0 hrs) (1 cycle=28 days)
Results and safety
The study was stopped early (reason given: This study was terminated early because premedication with tocilizumab was unlikely to reduce the risk of IRR.). Results are not available in the source record.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 8 Apr 2021.
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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.
Clinical Trials study director
Hoffmann-La Roche
14 sites in 5 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 1 study testing Chlorambucil, Obinutuzumab and Standard Premedication in people with B-Cell Chronic Lymphocytic Leukemia, run by Hoffmann-La Roche at 14 sites in 5 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 6 inclusion and 24 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: stopped early, as of the sponsor's last update on 8 Apr 2021. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 14 sites in Israel, Italy, Spain, Latvia, United Kingdom. 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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
The study was stopped early (reason given: This study was terminated early because premedication with tocilizumab was unlikely to reduce the risk of IRR.). Results are not available in the source record.
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?
Percentage of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs) (time frame: Baseline up to approximately 196 days). 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 8 Apr 2021.