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Study identifier: NCT06351631 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

A Study to Evaluate Safety and Efficacy of Bomedemstat (MK-3543-017)

Condition: Thrombocythemia, Essential · Primary Myelofibrosis · Myelofibrosis  ·  Sponsor: Merck Sharp & Dohme LLC

PhasePhase 3
Planned participants400
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

The primary purpose of the study is to transition participants into an extension study to collect long-term safety and efficacy data. The study will include participants who are safely tolerating bomedemstat, receiving clinical benefit from its use in estimation of the investigator, and have shown the following criteria: * Participants from the IMG-7289-202/MK-3543-005 (NCT05223920) study must have received at least 6 months of treatment with bomedemstat; * Essential thrombocythemia (ET) and polycythemia vera (PV) participants from studies other than IMG-7289-202/MK-3543-005 must have achieved confirmed hematologic remission. No hypothesis testing will be conducted in this study.

This description comes directly from the study's public registry record.

Talk to the study team

Toll Free Number  ·  1-888-577-8839  ·  Trialsites@msd.com

Always discuss trial participation with your own doctor first.

Locations (21)

University of Michigan ( Site 6000)Ann Arbor, Michigan, United StatesRecruiting
DUHS Duke Blood Cancer Center ( Site 6005)Durham, North Carolina, United StatesRecruiting
The James Cancer Hospital and Solove Research Institute at The Ohio State University Comprehensive C ( Site 6007)Columbus, Ohio, United StatesRecruiting
UPMC Hillman Cancer Center ( Site 6004)Pittsburgh, Pennsylvania, United StatesRecruiting
Royal Prince Alfred Hospital ( Site 1003)Camperdown, New South Wales, AustraliaRecruiting
Royal North Shore Hospital ( Site 1001)St Leonards, New South Wales, AustraliaRecruiting
Sunshine Coast Hematology and Oncology Clinic ( Site 1006)Buderim, Queensland, AustraliaRecruiting
Gold Coast University Hospital-Cancer and Blood Disorders Clinical Trial Team ( Site 1002)Southport, Queensland, AustraliaRecruiting
Royal Adelaide Hospital-Haematology Clinical Trials Unit ( Site 1000)Adelaide, South Australia, AustraliaRecruiting
Monash Health ( Site 1004)Clayton, Victoria, AustraliaRecruiting
Queen Mary Hospital ( Site 1601)Hksar, Hong KongActive Not Recruiting
Azienda Ospedaliera Universitaria Careggi ( Site 2700)Florence, Tuscany, ItalyRecruiting

+ 9 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT06351631