What this study is
This randomized, open-label, parallel group, two-arm, multi-center assessment will compare IV BCV with IV CDV in adult and pediatric allogeneic HCT recipients with AdV viremia. A virologic response-driven approach to duration of treatment will be evaluated, in which randomized subjects are treated with either BCV or CDV until AdV viremia is confirmed as undetectable or until a maximum of 12 weeks of therapy, whichever occurs first. All subjects will be followed for a total of 24 weeks post-randomization, regardless of treatment assignment. Subjects will be assessed on a weekly basis through the end of treatment visit (EOT). Additional assessments will be performed at the test of cure (TOC) visit, which is 4 weeks after the last dose of study drug and at Weeks 12 and 24 post W1D1.
What's being tested
- cidofovir
Intervention · DRUG
CDV does not have a labeled indication for treating Adenovirus infection. CDV will be administered according to local guidelines and institutional standard of care practice.
- Brincidofovir
Intervention · DRUG
Intravenous
Study details
- Official title
- A Phase 3, Multicenter, Prospective, Randomized, Open-label Efficacy and Safety Study of Intravenous Brincidofovir Versus Intravenous Cidofovir for Treatment of Adenovirus Infection in Pediatric and Adult Subjects After Allogeneic Hematopoietic Cell Transplantation (Allo-HCT)
- Sponsor
- SymBio Pharmaceuticals
- Conditions
- Adenovirus Infections
- Enrolling
- 180 people
- Starts
- 2026-03-17
- Est. completion
- 2028-06-30
- Design
- Single-blind, randomized, parallel groups, Phase 3
- Record
- View on ClinicalTrials.gov ↗
Who can join
Age 2 Months and overSex ALLHealthy volunteers Not acceptedYou may qualify if
- Male and female, post-allo HCT within last 180 days, aged 2 months and older at time of signing informed consent form.
- Subject/Guardian willing and able to understand and provide written informed consent to participate in the study.
- In the investigator's judgement, the subject's clinical condition justifies treatment with IV BCV or IV CDV for AdV infection.
- Has adenoviremia, based on any of:; AdV viremia DNA ≥10,000 IU/mL, OR; Two consecutive and rising AdV viremia DNA results of ≥1,000 IU/mL at screening, OR; AdV viremia DNA of ≥1,000 IU/mL, AND; Lymphocyte count <180/mm3, OR 2. Received T cell depletion, cord blood, or haploidentical transplant, OR 3. prior alemtuzumab, OR 4. anti-thymocyte globulin (ATG)
You can't join if
- Subject received an allo-HCT with a matched sibling donor
- Subject received more than 5 mg/kg of CDV for any reason in the 21 days prior to first dose of study drug.
- Subject is allergic or hypersensitive to IV BCV or IV CDV or any of their components.
- Subject received anti-AdV-specific cell-based therapy within 3 weeks prior to W1D1 or an anti-AdV vaccine at any time.
- Subject has participated in any other investigational study within 30 days (or within 5.5 half-lives of the investigational product, whichever is longer) before signing the informed consent form (ICF), is currently participating in another interventional treatment trial with an investigational agent or is using an investigational device at the time of Screening.
Sign in and we'll check these against your records.Full criteria on ClinicalTrials.gov ↗
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Study locations (81)
81 openPhoenix Children's Hospital
Phoenix, Arizona, United States
RecruitingCity of Hope
Duarte, California, United States
RecruitingStanford Medicine Children's Health
Palo Alto, California, United States
RecruitingUniversity of California Davis
Sacramento, California, United States
RecruitingRady Children's Hospital
San Diego, California, United States
RecruitingChildren's Hospital Colorado-Center for Cancer and Blood Disorders
Aurora, Colorado, United States
RecruitingChildren's National Hospital
Washington D.C., District of Columbia, United States
RecruitingJohns Hopkins All Children's Hospital
St. Petersburg, Florida, United States
Not yet recruitingChildren's Healthcare of Atlanta
Atlanta, Georgia, United States
RecruitingAnn and Robert H Lurie Children's Hospital
Chicago, Illinois, United States
RecruitingUniversity of Chicago
Chicago, Illinois, United States
Not yet recruitingRiley Children's Health (Indiana University)
Indianapolis, Indiana, United States
RecruitingDana-Farber Cancer Institute-Brighman and Women's
Boston, Massachusetts, United States
RecruitingDana-Farber/Boston Children's Cancer and Blood Disorders Center
Boston, Massachusetts, United States
RecruitingHelen Devos Children's Hospital / Michigan State University
Grand Rapids, Michigan, United States
Not yet recruitingUniversity of Minnesota
Minneapolis, Minnesota, United States
RecruitingSt Louis Children's Hospital - Barnes Jewish Hospital
St Louis, Missouri, United States
RecruitingUniversity of Nebraska
Omaha, Nebraska, United States
RecruitingJoseph M Sanzari Children's Hospital
Hackensack, New Jersey, United States
RecruitingCohen Children's Medical Center
New Hyde Park, New York, United States
RecruitingColumbia University Irving Medical Center
New York, New York, United States
Not yet recruitingWeill Cornell Medicine
New York, New York, United States
RecruitingDuke University Medical Center
Durham, North Carolina, United States
RecruitingCincinnati Children's Hospital
Cincinnati, Ohio, United States
RecruitingNationwide Children's Hospital
Columbus, Ohio, United States
Not yet recruitingChildren's Hospital of Philadelphia
Philadelphia, Pennsylvania, United States
RecruitingUniversity of Pittsburgh Medical Center Children's Hospital
Pittsburgh, Pennsylvania, United States
Not yet recruitingSt. Jude Children's Research Hospital
Memphis, Tennessee, United States
RecruitingUT Southwestern Medical Center
Dallas, Texas, United States
Not yet recruitingSeattle Children's Hospital
Seattle, Washington, United States
RecruitingFred Hutchinson Cancer Center
Seattle, Washington, United States
RecruitingMedical College of Wisconsin / Children's Wisconsin
Milwaukee, Wisconsin, United States
Recruiting
49 sites outside the US
St. Anna Kinderspital- Childrens Hospital
Vienna, Austria
Not yet recruitingLeuven, University Hospital Gasthuisberg
Leuven, Belgium
Not yet recruitingCentre Hospitalier Universitaire (CHU) de Liège
Liège, Belgium
Not yet recruitingUniversity Health Network- Princess Margaret Cancer Centre
Toronto, Ontario Province, Canada
RecruitingHopital Maisonneuve-Rosemont - CIUSSS de l Est de L Ile de Montreal
Montreal, Quebec Province, Canada
RecruitingMontreal Children's Hospital - McGill University Health Centre
Montreal, Quebec Province, Canada
Not yet recruitingAlberta Children's Hospital University of Calgary
Calgary, Canada
RecruitingCHU Sainte Justine Hospital
Montreal, Canada
RecruitingThe Hospital for Sick Children
Toronto, Canada
RecruitingRigshospitalet
Copenhagen, Denmark
Not yet recruitingCentre Hospitalier Universitaire (CHU) de Bordeaux - Hôpital Pellegrin
Bordeaux, France
Not yet recruitingHopital Jeanne de Flandre
Lille, France
RecruitingCentre Hospitalier Régional Universitaire de Nancy (CHRU) - Hopitaux de Brabois - Hôpital d'enfants
Nancy, France
RecruitingCentre Hospitalier Universitaire (CHU) de Nantes - Hôpital Mère-Enfants
Nantes, France
Not yet recruitingHôpital Saint-Louis
Paris, France
RecruitingNecker Hospital
Paris, France
RecruitingRobert-Debré Hospital, APHP Nord Université de Paris Cité.
Paris, France
RecruitingCentre Hospitalier Universitaire (CHU) de Rennes - Hôpital Sud
Rennes, France
Not yet recruitingHôpitaux Universitaires de Strasbourg - Hôpital de Hautepierre
Strasbourg, France
Not yet recruitingCharité University Hospital
Berlin, Germany
RecruitingEssen University Hospital
Essen, Germany
RecruitingUniversity Hospital Frankfurt, am Main
Frankfurt, Germany
RecruitingUniversity Medical Center Freiburg
Freiburg im Breisgau, Germany
Not yet recruitingUniversity Medical Center Hamburg-Eppendorf (UKE)
Hamburg, Germany
RecruitingMedizinische Hochschule Hannover
Hanover, Germany
RecruitingUniversity Children's Hospital
Münster, Germany
RecruitingKinderheilkunde I | Universitätsklinikum Tübingen
Tübingen, Germany
Not yet recruitingIstituto Giannina Gaslini
Genova, Italy
RecruitingFondazione IRCCS Policlinico San Matteo
Pavia, Italy
RecruitingPerugia Hospital
Perugia, Italy
RecruitingOspedale Pediatrico Bambino Gesu'
Rome, Italy
RecruitingIRCCS San Raffaele Hospital
San Raffaele, Italy
RecruitingLeiden Unviversity Medical Center
Leiden, Netherlands
Not yet recruitingPrincess Maxima Center & UMC Utrecht
Utrecht, Netherlands
Not yet recruitingInstituto Português de Oncologia de Lisboa (IPO Lisboa) Francisco Gentil, EPE
Lisbon, Portugal
Not yet recruitingInstituto Português de Oncologia do Porto (IPO Porto) Francisco Gentil, EPE
Porto, Portugal
Not yet recruitingVall d'Hebron University Hospital
Barcelona, Spain
RecruitingHospital Universitario La Paz
Madrid, Spain
RecruitingClinica Universidad de Navarra
Pamplona, Spain
RecruitingHospital Universitario de Salamanca
Salamanca, Spain
RecruitingKarolinska University Hospital
Stockholm, Sweden
Not yet recruitingBirmingham Women's and Children's Hospital
Birmingham, United Kingdom
Not yet recruitingLeeds Teaching Hospitals NHS Trust
Leeds, United Kingdom
RecruitingGreat Ormond Street Hospital for Children
London, United Kingdom
RecruitingUniversity College London Hospitals NHS Foundation Trust
London, United Kingdom
RecruitingRoyal Manchester Children's Hospital
Manchester, United Kingdom
RecruitingThe Newcastle upon Tyne Hospitals NHS Foundation Trust - Freeman Hospital
Newcastle upon Tyne, United Kingdom
RecruitingSheffield Children's Hospital
Sheffield, United Kingdom
RecruitingRoyal Marsden Hospital
Sutton, United Kingdom
Recruiting
Study team
Sponsor
SymBio Pharmaceuticals
Study ID BCV-PA02
Study director
Minori Rosales
SymBio Pharmaceuticals
Frequently asked questions
The sponsor hasn't published answers to common questions for this trial.