For Healthcare Professionals

Safety and Efficacy of Long-term Treatment With SCT800 in Previously Treated Hemophilia A Patients.

clipboard-pencil

About the study

This study is a multi-center, open-label, extension trial to evaluate the safety, efficacy of SCT800 in long term prophylaxis and on-demand treatment in patients with severe hemophilia A who have been previously treated with coagulation factor VIII(FVIII) . This study includes two phases: the screening period and prophylaxis period.Prophylaxis with 25 - 50 IU/kg of SCT800 shall be administered once every other day or three times per week starting from V1, on-demand treatment is given when bleeding episodes occur. The study period is 120 consecutive weeks.
user-3

Who can take part

You may be eligible to participate in the study if you meet the following criteria:

INCLUSION CRITERIA

  1. Male patients who are diagnosed with severe (laboratory tested FVIII:C <2%) hemophilia A;
  2. Patients Who Completed trial of SCT800-A302 or SCT800-A 303 and New PTP(previously treated patients)(Previously received FVIII prophylactic or bleeding treatment, have the relevant records and are verified to have accumulated exposures days( EDs) ≥150 days;
  3. Negative FVIII inhibitor assay results (laboratory tested Nijmegen-Bethesda assay result <0.6 BU(Bethesda unit)/mL);
  4. The treatment records of at least 50EDs before screening can be obtained;
  5. HIV negative; if HIV positive, the viral load <200 particles/uL or <400,000 copies/mL, and HIV patients must satisfy CD4+ count >200/μL;
  6. The patient or his guardian voluntarily signed the Informed Consent Form.

EXCLUSION CRITERIA

  1. Known allergy to any coagulation factor VIII or any excipient; known allergy to bovine, rodent or hamster bovine;
  2. Has a history or family history of blood coagulation factor VIII inhibitor;
  3. Patients with other coagulation dysfunction diseases in addition to hemophilia A;
  4. Patients with other clinically significant diseases, alcoholism, drug abuse, mental disorders or intellectual disabilities;
  5. Patients with other severe or clinical significant diseases verified by the investigator to be unable to benefit from the clinical study;
  6. Patients who participated in other clinical studies within one month before the first drug administration (except FVIII trials) and patients who participated in other FVIII clinical trials after signing the Informed Consent Form;
pin location

Study Locations

Enter your ZIP code/Postal code/PIN code to locate study sites near you:

How to Apply


Contact the study center to learn if this study is a good match for you.
Phone iconCall 13512078851Email iconEmail Study Center

Study’s details


Contition

Hemophilia A

Age

0+

Phase

Phase 4

Participants needed

240

Est. Completion Date

Apr 2025

Treatment type

Interventional


Sponsor

Sinocelltech Ltd.

ClinicalTrials.gov identifier

NCT03947567

Study number

SCT800-A401

Understanding Clinical Trials


Get answers to your questions about clinical trials.What is a clinical research?What does taking part in clinical trials involve?What should I ask the trial doctor?
Vector

Interested?

Sign up to save your favorites, 
receive newsletters, resources, and alerts 
about clinical trials related to your conditions of interest.