Clinical trial
A Phase 2, Open-label, Translational Biology Study of Momelotinib in Transfusion-Dependent Subjects With Primary Myelofibrosis (PMF) or Post-polycythemia Vera or Post-essential Thrombocythemia Myelofibrosis (Post-PV/ET MF)
Name
GS-US-352-1672
Description
This study will evaluate the transfusion independence response rate in transfusion-dependent adults with myelofibrosis after treatment with momelotinib (MMB).
Trial arms
Trial start
2016-01-29
Estimated PCD
2017-07-18
Trial end
2017-08-15
Status
Completed
Phase
Early phase I
Treatment
MMB
Momelotinib (MMB) tablet administered orally once daily
Arms:
Momelotinib
Other names:
GS-0387, CYT387
Size
41
Primary endpoint
Transfusion Independence Response by Week 24
From baseline to Week 24
Eligibility criteria
Key Inclusion Criteria:
* Diagnosis of PMF or Post PV/ET-MF
* Requires myelofibrosis therapy, in the opinion of the investigator
* High risk OR intermediate-2 risk defined by dynamic international prognostic scoring system (DIPSS) OR intermediate-1 risk defined by DIPSS and associated with symptomatic splenomegaly and/or hepatomegaly
* Transfusion dependent at baseline, defined as ≥ 4 U red blood cell (RBC) transfusion in the 8 weeks prior to first dose of MMB
* Acceptable organ function as evidenced by the following:
* Platelet Count ≥ 50 x 10\^9/L
* Aspartate aminotransferase (AST/SGOT) and alanine aminotransferase (ALT/SGPT) ≤ 3 x upper limit of normal (ULN) or AST or ALT ≤ 5 x ULN if liver is involved by disease process as judged by the investigator
* Serum creatinine ≤ 2.0 mg/dL or calculated creatinine clearance of ≥ 60 mL/min
* Direct bilirubin ≤ 2.0 x ULN
* Life expectancy of \> 24 weeks
* Males and females of childbearing potential who engage in heterosexual intercourse must agree to use protocol specified method(s) of contraception
* Lactating females must agree to discontinue nursing before MMB administration
* Able to understand and willing to sign the informed consent form
Key Exclusion Criteria:
* Prior splenectomy
* Splenic irradiation within 3 months prior to the first dose of MMB
* Prior treatment with MMB
* Known positive status of human immunodeficiency virus (HIV)
* Chronic active or acute viral hepatitis A, B, or C infection (testing required for hepatitis B and C), or hepatitis B or C carrier
* Use of strong cytochrome P450 3A4 (CYP3A4) inducer within 2 weeks prior to the first dose of MMB
* Uncontrolled intercurrent illness per protocol
* Treatment with a Janus kinase (JAK) inhibitor within 21 days of the planned first dose of MMB
* Presence of peripheral neuropathy ≥ Common Terminology Criteria for Adverse Events (CTCAE) Grade 2
* Unwilling or unable to undergo a MRI per requirements in the study protocol
* Unwilling to consent to genomics sampling
Note: Other protocol defined Inclusion/Exclusion criteria may apply.
Protocol
{'studyType': 'INTERVENTIONAL', 'phases': ['PHASE2'], 'designInfo': {'allocation': 'NA', 'interventionModel': 'SINGLE_GROUP', 'primaryPurpose': 'TREATMENT', 'maskingInfo': {'masking': 'NONE'}}, 'enrollmentInfo': {'count': 41, 'type': 'ACTUAL'}}
Updated at
2023-06-18
1 organization
1 product
3 indications
Organization
Sierra OncologyProduct
MMBIndication
Primary Myelofibrosis (PMF)Indication
Post-polycythemia Vera Myelofibrosis