A Phase II Exploratory Study of SR604 Injection Evaluating the Safety and Efficacy in the Treatment of Congenital Coagulation Factor VII Deficiency

Trial statusNot yet recruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18-65
SponsorShanghai RAAS Blood Products Co., Ltd.

About this trial

This is an open-label, multicenter, exploratory Phase II clinical trial designed to evaluate the efficacy, safety, and pharmacokinetic characteristics of SR604 Injection in patients with congenital coagulation Factor VII deficiency.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age ≥12 years and ≤65 years at the time of signing the informed consent form; both genders eligible;

Clinically diagnosed with congenital coagulation Factor VII deficiency, with historical or screening FVII activity <10%, and ≥2 treated new-onset bleeding events within 3 months prior to enrollment;

No active bleeding symptoms prior to first administration of SR604 Injection;

The subject and/or legal representative and impartial witness have signed the informed consent form, indicating voluntary agreement to participate in this trial, to provide biological samples for testing as required by the protocol, and to comply with the planned study visits;

Disqualifiers

Known history of hypersensitivity to the study drug formulation or any of its components;

Intolerance to subcutaneous injection or other local skin abnormalities or dermatoses that may affect drug administration or safety assessment;

Hemoglobin <60 g/L;

Platelet count <100×10⁹/L;

Trial design

Design model

Parallel

Treatments tested in this trial

  • SR604

    Drug

    SR604 will be administered as SC injection.

Treatment groups

12 Participants
are divided into 1 treatment group
Group A: SR604:Multiple-dose exploratory efficacy trial consists of 2 cohortsExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Treated overall Annualized Bleeding Rate (ABR)

Time frame
Through 28 weeks of treatment.

Secondary outcomes

1

Treated spontaneous annualized bleeding rate

Time frame
over 28 weeks of treatment
2

Treated overall annualized joint bleeding rate

Time frame
over 28 weeks of treatment
3

Overall annualized bleeding rate including treated and untreated bleeding events

Time frame
over 28 weeks of treatment,
4

Annualized menorrhagia bleeding rate (menstruating females only)

Time frame
over 28 weeks of treatment

Other outcomes

1

Single-dose pharmacokinetic (PK) parameters:Time to Peak Plasma Concentration (Tmax)

Time frame
over 28 weeks of treatment
2

Single-dose pharmacokinetic (PK) parameters:Peak Plasma Concentration (Cmax)

Time frame
over 28 weeks of treatment
3

Single-dose pharmacokinetic (PK) parameters:Area Under the Concentration-Time Curve from Zero to Last Quantifiable Time Point (AUC0-t)

Time frame
over 28 weeks of treatment
4

Multiple-dose pharmacokinetic parameters-Time to Peak Plasma Concentration (Tmax)

Time frame
over 28 weeks of treatment

Sponsors and contacts

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This trial is not recruiting at the moment. You can still explore other options: