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Cytomegalovirus InfectionPhase 2NCT00942305

Study of CMX001 to Prevent/Control Cytomegalovirus Infection in R+ Hematopoietic Stem Cell Transplant Recipients

A Phase 2 study testing Brincidofovir in people with Cytomegalovirus Infection, run by Jazz Pharmaceuticals at 26 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This was a multicenter, randomized, double-blind, placebo-controlled, dose-escalation study of brincidofovir (BCV) administered orally once or twice weekly for up to 11 weeks. Dosing was initiated immediately following engraftment (between Days 14-30 post-transplant) to prevent/control cytomegalovirus (CMV) infection… Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Cytomegalovirus Infection
What is being tested?
Brincidofovir
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
239 participants
Where
26 sitesUnited States
Study dates
Oct 2009to Jan 2012
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

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

  • For inclusion into the study, all prospective subjects were required to fulfill all of the following criteria (as applicable):
  • Were aged ≥18 years. Males must have been able and willing to use adequate contraceptive methods throughout the treatment and follow-up phases of the study.
  • Were cytomegalovirus (CMV) seropositive before allogeneic hematopoietic stem cell transplantation (HCT) (i.e., R+ subjects).
  • Were less than 30 days post qualifying transplant.
  • Had evidence of engraftment before randomization and receiving their first dose of study drug.
  • Were able to ingest and absorb oral medication (in the judgment of the investigator and based on lack of significant gastrointestinal [GI] events).
  • Were willing and able to understand and provide written informed consent.
  • To the best of his or her knowledge, were willing and able to participate in all required study activities for the duration of the study.

Who cannot join

  • Subjects meeting any of the following exclusion criteria were to be excluded from participation in the study:
  • Females who were pregnant or currently nursing.
  • Had a body mass index >35 kg/m2. [Note: This criterion was removed per Protocol Amendment 2 dated 27 August 2010.]
  • Had hypersensitivity to cidofovir (CDV) or brincidofovir.
  • Recipients for whom the current, predose clinical course of CMV infection suggested that the investigator would not be able to withhold treatment for CMV for a minimum of 5, but preferably 7 days following the subject's first dose of study drug.
  • Received any of the following:
Show all 24Show fewer
  • Ganciclovir, valganciclovir, foscarnet or CDV within 14 days prior to enrollment;
  • Any anti-CMV therapy following transplantation (including Cytogam®1);
  • Any CMV vaccine;
  • Any investigational drug with antiviral activity against double-stranded DNA (dsDNA) viruses within 14 days prior to enrollment. [Note: An investigational drug was defined as a drug that was not approved for any indication by the Food and Drug Administration.]; or
  • Any other investigational drug (i.e., those without any "anti-dsDNA virus" activity; e.g., anti-influenza compounds) within 14 days prior to enrollment without the prior written consent of the medical monitor. The use of investigational drugs in certain circumstances was added per Protocol Amendment 1 dated 15 January 2010.
  • Received high dose acyclovir (>2000 mg total oral daily dose or >5 mg/kg intravenously 3 times daily) or valacyclovir (Valtrex; >3000 mg total daily dose) at the time of dosing.
  • Were diagnosed with active CMV disease within 6 months prior to enrollment; patients with CMV DNAemia requiring intervention with antiviral therapy at the time of enrollment.
  • Were HIV positive; patients with active hepatitis C virus (HCV) or hepatitis B virus (HBV) infection as evidenced by plasma levels of HCV RNA or HBV DNA, respectively.
  • Received another allogeneic HCT within the past 2 years, other than the qualifying HCT.
  • Had renal insufficiency as evidenced by glomerular filtration rate (GFR) <30 mL/min.
  • Had a current diagnosis of hypotony, uveitis, or retinitis or any intraocular pathology that would predispose the subject to any one of these conditions.
  • Had hepatic dysfunction as evidenced by alanine aminotransferase or aspartate aminotransferase >5 x the upper limit of normal (ULN) or direct bilirubin >2.5 x the ULN.
  • Had any of the following active autoimmune disorders: myasthenia gravis, Addison's disease, Wegener's granulomatosis, primary biliary cirrhosis, bullous pemphigoid, autoimmune hemolytic anemia, autoimmune hepatitis, multiple sclerosis, Goodpasture's syndrome, idiopathic thrombocytopenic purpura, lupus erythematosus, dermatomyositis, polymyositis, or vasculitis.
  • Had active solid tumor malignancies with the exception of basal cell carcinoma or the condition under treatment (e.g., lymphomas).
  • Had 1 or more episode of hyperglycemic coma or diabetic ketoacidosis within the 6 months prior to enrollment.
  • Had cardiovascular disease which, in the opinion of the investigator, would interfere with the conduct of the study.
  • Had Grade 3 or 4 graft versus host disease of the GI tract; subjects with any GI disease that would, in the judgment of the investigator, preclude the subject from taking or absorbing oral medication (e.g. clinically active Crohn's disease, ischemic colitis, moderate or severe ulcerative colitis, or any condition expected to require abdominal surgery during the course of study participation).
  • Any other condition including abnormal laboratory values that would have, in the judgment of the investigator, put the subject at increased risk for participating in the trial, or interferes with the conduct of the trial.

Trial locations and contacts

26 sites in 1 country.

26 sites in 1 country

United States26 sites
  • University of Michigan Medical School

    Ann Arbor, Michigan, 48109

  • Winship Cancer Institute at Emory University

    Atlanta, Georgia, 30322

  • University of Colorado Denver

    Aurora, Colorado, 80045

  • The University of Alabama at Birmingham

    Birmingham, Alabama, 35294

  • Brigham and Womens Hospital, Division of Infectious Disease

    Boston, Massachusetts, 02115

  • UNC Health Care Center

    Chapel Hill, North Carolina, 27599

  • University of Chicago Medical Center

    Chicago, Illinois, 60637

  • The Cleveland Clinic

    Cleveland, Ohio, 44195

  • Baylor University Medical Center

    Dallas, Texas, 75246

  • UT Southwestern Medical Center at Dallas

    Dallas, Texas, 75390-8565

  • Harper University Hospital

    Detroit, Michigan, 48201

  • Duke University Medical Center

    Durham, North Carolina, 27710

  • Hackensack University Medical Center

    Hackensack, New Jersey, 07601

  • University of Texas, MD Anderson Cancer Center

    Houston, Texas, 77030

  • Moores UCSD Cancer Center

    La Jolla, California, 92093

  • UCLA Medical Center

    Los Angeles, California, 90095

  • University of Minnesota Medical Center

    Minneapolis, Minnesota, 55455

  • Mt. Sinai School of Medicine

    New York, New York, 10029

  • Memorial Sloan Kettering Cancer Center

    New York, New York, 10065

  • Nebraska Medical Center

    Omaha, Nebraska, 68198-5130

  • Oregon Health and Science University

    Portland, Oregon, 97239

  • University of Rochester Medical Center

    Rochester, New York, 14642

  • Utah Cancer Specialists - Intermountain Healthcare

    Salt Lake City, Utah, 84088

  • Fred Hutchinson Cancer Research Center

    Seattle, Washington, 98109

  • Montefiore Medical Center Oncology

    The Bronx, New York, 10467

  • Wake Forest University School of Medicine

    Winston-Salem, North Carolina, 27517

Other trials in United States

About this study

Official title: A Multicenter, Randomized, Double-blind, Placebo-controlled, Dose-escalation Study of the Safety, Tolerability and Ability of CMX001 to Prevent or Control CMV Infection in R+ Hematopoietic Stem Cell Transplant Recipients

This was a multicenter, randomized, double-blind, placebo-controlled, dose-escalation study of brincidofovir (BCV) administered orally once or twice weekly for up to 11 weeks. Dosing was initiated immediately following engraftment (between Days 14-30 post-transplant) to prevent/control cytomegalovirus (CMV) infection or prevent disease in R+ hematopoietic stem cell transplant (HCT) recipients.

Read the detailed description

This was to be a 2-part study. Part 1 was a randomized, double-blind, placebo-controlled, dose-escalation study of multiple doses of oral brincidofovir (BCV) in R+ hematopoietic stem cell transplant (HCT) recipients. In Part 2, one of the dose levels administered in Part 1 was to be tested against placebo to evaluate the statistical significance of BCV as a therapy for preventing progression of cytomegalovirus (CMV) infection or preventing CMV disease. The first 3 dose-escalating cohorts in Part 1 were to include 32 subjects within each cohort (24 randomized to receive oral BCV and 8 randomized to receive placebo in a 3:1 ratio) for a total of 96 planned subjects. Following completion of the first 3 cohorts and subsequent safety review of the data, up to an additional 3 cohorts of 32 subjects each could have been enrolled. Two additional cohorts (labeled Cohort 4 and Cohort 4A) beyond the initial 3 cohorts were actually enrolled in Part 1 of the study. Following the safety and antiviral activity analyses of the 5 cohorts in Part 1 and the number of subjects enrolled in each of those cohorts, Part 2 of the study was not conducted.

Being tested
Brincidofovir, Placebo
Keywords
Allogeneic stem cell transplant, CMV seropositive (R+), transplant
Medical subject headings
Cytomegalovirus Infections

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • BrincidofovirDrug

    Also called BCV, CMX001

    Subjects received their first dose of study drug of brincidofovir (BCV) within 30 (+5) days post-transplant and were treated through Week 13 post-transplant.

  • PlaceboDrug

    Subjects received their first dose of study drug within 30 (+5) days post-transplant and were treated through Week 13 post-transplant.

    Matching placebo administered for each cohort.

Study groups in NCT00942305
Study groupRoleWhat they receive
PlaceboPlacebo comparator* Cohort 1 = 40 mg of matching placebo administered once weekly (QW) * Cohort 2 = 100 mg of matching placebo administered QW * Cohort 3 = 200 mg of matching placebo administered QW * Cohort 4 = 200 mg of matching placebo administered twice weekly (BIW) * Cohort 4A = 100 mg of matching placebo administered BIW
Receives: Drug: Placebo
BrincidofovirExperimental* Cohort 1 = 40 mg brincidofovir (BCV) administered once weekly (QW) * Cohort 2 = 100 mg BCV administered QW * Cohort 3 = 200 mg BCV administered QW * Cohort 4 = 200 mg BCV administered twice weekly (BIW) * Cohort 4A = 100 mg BCV administered BIW
Receives: Drug: Brincidofovir

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of Participants With Clinically Significant CMV Infection

    The primary efficacy endpoint was a binomial outcome of failure to prevent cytomegalovirus (CMV) infection defined as CMV DNAemia >200 copies/mL obtained at the time of the last treatment with study drug or diagnosis of CMV disease at some point during the treatment phase.

    Measured: Randomization to Week 8 post-treatment (~19 weeks)

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted20 Jul 2009 (estimated)
  2. Study startOct 2009
  3. Primary completionJan 2012
  4. Study completionJan 2012

Resources

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 2
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Sequential
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
239 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00942305
Sponsor's protocol ID
CMX001-201
Status last verified
Jun 2021
First submitted
17 Jul 2009
Last updated
16 Jul 2021
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Publications

  • Lanier ER, Foster S, Brundage T, Chou S, Prichard MN, Kleiboeker S, Wilson C, Colville D, Mommeja-Marin H. Analysis of Mutations in the Gene Encoding Cytomegalovirus DNA Polymerase in a Phase 2 Clinical Trial of Brincidofovir Prophylaxis. J Infect Dis. 2016 Jul 1;214(1):32-5. doi: 10.1093/infdis/jiw073. Epub 2016 Mar 3.

    PubMed 26941282
  • Marty FM, Winston DJ, Rowley SD, Vance E, Papanicolaou GA, Mullane KM, Brundage TM, Robertson AT, Godkin S, Mommeja-Marin H, Boeckh M; CMX001-201 Clinical Study Group. CMX001 to prevent cytomegalovirus disease in hematopoietic-cell transplantation. N Engl J Med. 2013 Sep 26;369(13):1227-36. doi: 10.1056/NEJMoa1303688.

    PubMed 24066743
  • Tippin TK, Morrison ME, Brundage TM, Mommeja-Marin H. Brincidofovir Is Not a Substrate for the Human Organic Anion Transporter 1: A Mechanistic Explanation for the Lack of Nephrotoxicity Observed in Clinical Studies. Ther Drug Monit. 2016 Dec;38(6):777-786. doi: 10.1097/FTD.0000000000000353.

    PubMed 27851688

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Brincidofovir in people with Cytomegalovirus Infection, run by Jazz Pharmaceuticals at 26 sites in United States.

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 8 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: finished, as of the sponsor's last update on 16 Jul 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 26 sites in United States. 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. Some participants in this study may receive a placebo. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 16 Jul 2021). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Number of Participants With Clinically Significant CMV Infection (time frame: Randomization to Week 8 post-treatment (~19 weeks)). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00942305, which also lists 3 linked publications.

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 16 Jul 2021.

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