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A Randomized, Double-blind, Placebo-controlled Phase 3 Study of SY-1425 Plus Azacitidine Versus Placebo Plus Azacitidine in Newly Diagnosed, RARA-positive Adult Patients With Higher-risk Myelodysplastic Syndrome

Description

Brief Summary
This study compares the efficacy of SY-1425 in combination with azacitidine to azacitidine in combination with placebo in participants who are Retinoic Acid Receptor Alpha (RARA) positive, and newly diagnosed with higher-risk myelodysplastic syndrome (MDS), and who have not received treatment for this diagnosis. The primary goal of the study is to compare the complete remission rate between the two treatment arms.


Detailed Description
A subset of participants have MDS characterized by an overexpression of the RARA gene. A blood test will be used to identify participants with RARA-positive MDS. Assessment of the RARA biomarker for study eligibility will be done by collection of blood samples from potential study participants at the pre-screening visit and testing at a central laboratory. Participants who meet eligibility requirements will be randomized 2:1 to receive either SY-1425 plus azacitidine or placebo plus azacitidine.

Phase

N/A

Inclusion and Exclusion Criteria

  • Participants must be at least 18 years old at the time of signing of an informed consent.
  • Participants must be RARA-positive based on the investigational assay.
  • Participants must be newly diagnosed with HR-MDS as follows: Diagnosis of MDS according to the World Health Organization (WHO) classification (Arber 2016) and classified by the Revised International Prognostic Scoring System (IPSS R) risk category as very high, high, or intermediate risk.
  • Participants must have Eastern Cooperative Oncology Group (ECOG) Performance Status of ≤2. Key

  • Participants are suitable for and agree to undergo allogeneic HSCT at the time of Screening.
  • Participants who received prior treatment for MDS with any hypomethylating agent, chemotherapy or allogeneic HSCT.

Sites

Please contact the trial administrator to learn more about where you can participate in this trial. Please use the contact form on the right side.

供电 SC CTSI