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A Study to Evaluate Ofirnoflast in Adults With Very Low- to Intermediate-risk Myelodysplastic Syndromes Requiring Red Blood Cell Transfusions

29. september 2026 opdateret af: Halia Therapeutics, Inc.

A Phase 2b, Multicenter, Open-Label, Dose-Escalation, and Randomized Dose-Optimization Study of Ofirnoflast (HT-6184) for the Treatment of Myelodysplastic Syndromes in Adults With Very Low- to Intermediate-Risk Myelodysplastic Syndromes Requiring Red Blood Cell Transfusions

The primary objective of this study is to two part. First, dose selection for dose optimization based on safety of ofirnoflast. Second, to evaluate the efficacy of ofirnoflast administered in the study population.

The secondary objectives of this study are to evaluate the extended hematologic response to ofirnoflast, to assess the safety and tolerability of ofirnoflast during dose optimization, and to evaluate hematologic improvement with ofirnoflast treatment.

Studieoversigt

Status

Ikke rekrutterer endnu

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

70

Fase

  • Fase 2

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • At least 18 years of age at the time of signing informed consent.
  • Capable of giving signed informed consent
  • Documented diagnosis of very low-, low-, or intermediate-risk MDS
  • Documented diagnosis of anemia
  • Documented low serum erythropoietin level
  • Relapsed or refractory disease after 1 to 3 prior lines of therapy for lower-risk MDS
  • Willing to provide a bone marrow aspirate at Screening.
  • Eastern Cooperative Group Performance Status (ECOG PS) of 0, 1, or 2
  • Life expectancy of more than 6 months at screening.
  • Participants of childbearing potential must have a negative pregnancy test at screening (serum) and Day 1 (urine).
  • Participants and partners must use contraception consistent with local regulations and protocol-defined criteria during the intervention period and for at least 30 days after the last dose; periodic abstinence and withdrawal are not acceptable methods.

Exclusion Criteria:

  • Anemia due to other causes (e.g., iron deficiency).
  • Low platelet count
  • Low neutrophil count
  • History of hemoglobinopathies, intrinsic RBC membrane/enzyme defects, or hemolytic anemia.
  • Prior history of AML, secondary MDS, or other malignancy (except non-melanoma skin cancer or in situ cervical/breast carcinoma) unless disease-free for >1 year.
  • Diagnosis of MPN, CMML, or overlap MDS/MPN per WHO classification.
  • Any condition or concomitant treatment that may impair absorption of orally administered study intervention.
  • Uncontrolled infection or severe organ dysfunction.
  • Concomitant intercurrent illness or condition that, per investigator judgment, would compromise safe participation (e.g., uncontrolled hypertension, uncontrolled seizure, unstable angina, new-onset/exacerbated cardiac arrhythmia).
  • Prior treatment with disease-modifying agents (e.g., hypomethylating agents) or immunosuppressive therapy, except prior lenalidomide (permitted).
  • Treatment with cytotoxic chemotherapy or experimental agents within 4 weeks prior to first dose.
  • History of stem cell, bone marrow, or solid organ transplant.
  • Known hypersensitivity to ofirnoflast or its excipients.
  • Severe renal or hepatic impairment
  • Inability to swallow tablets.
  • Participation in another interventional clinical study within 90 days prior to first dose.
  • QTcF >480 ms.
  • Prior treatment with ofirnoflast.
  • Medications or food products that are strong inhibitors, substrates, and inducers of CYP3A4/5, CYP2C9, P-glycoprotein (P-gp) and/or Breast Cancer Resistance Protein (BCRP) may cause drug-drug interactions and should be avoided.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Part 1: Low dose ofirnoflast

Participants receive low dose ofirnoflast, up to 6 participants total. Treatment continues through the 24-Week Initial Treatment Period and, for participants demonstrating clinical benefit, the Extension Period (up to an additional 24 weeks).

tablet

Andre navne:
  • HT-6184
Eksperimentel: Part 1: Medium-low dose ofirnoflast

Participants receive medium-low dose ofirnoflast, up to 6 participants total. Treatment continues through the 24-Week Initial Treatment Period and, for participants demonstrating clinical benefit, the Extension Period (up to an additional 24 weeks).

tablet

Andre navne:
  • HT-6184
Eksperimentel: Part 1: Medium-high dose ofirnoflast

Participants receive medium-high dose ofirnoflast, up to 6 participants total. Treatment continues through the 24-Week Initial Treatment Period and, for participants demonstrating clinical benefit, the Extension Period (up to an additional 24 weeks).

tablet

Andre navne:
  • HT-6184
Eksperimentel: Part 1: High dose ofirnoflast Optional

Participants receive high dose ofirnoflast, up to 6 participants total. Treatment continues through the 24-Week Initial Treatment Period and, for participants demonstrating clinical benefit, the Extension Period (up to an additional 24 weeks).

tablet

Andre navne:
  • HT-6184
Eksperimentel: Part 2: First Dose ofirnoflast Selected

Twenty participants receive the first selected dose of ofirnoflast, dose to be determined during Part 1 of study. Treatment continues through the 24-Week Initial Treatment Period and, for participants demonstrating clinical benefit, the Extension Period (up to an additional 24 weeks).

tablet

Andre navne:
  • HT-6184
Eksperimentel: Part 2: Second Dose ofirnoflast Selected

Twenty participants receive the second dose of ofirnoflast selected, dose to be determined during Part 1 of study. Treatment continues through the 24-Week Initial Treatment Period and, for participants demonstrating clinical benefit, the Extension Period (up to an additional 24 weeks).

tablet

Andre navne:
  • HT-6184

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Dose selection for dose optimization
Tidsramme: Days 1-28 of each Part 1 Cohort

Incidence of dose-limiting toxicities during the 28-day DLT observation window at each dose level to determine the dose levels acceptable for advancement to Part 2.

Days 1-28 of each Part 1 Cohort
Evaluate the efficacy of ofirnoflast in to low- to intermediate-risk MDS who are transfusion dependent
Tidsramme: Weeks 1-24

The efficacy will be evaluated by proportion of participants achieving red blood cell transfusion independence for at least 16 consecutive weeks

Weeks 1-24

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Assess safety and tolerability of ofirnoflast across dose levels evaluated
Tidsramme: Weeks 1-24

The safety and tolerability of ofirnoflast will be evaluated based on the incidence and severity of TEAEs

Weeks 1-24
Evaluate the overall hematologic response to ofirnoflast
Tidsramme: Weeks 1-24

The hematologic response to ofirnoflast will be evaluated by proportion of participants achieving overall response

Weeks 1-24
Evaluate the duration of response in participants achieving transfusion independence with ofirnoflast
Tidsramme: Weeks 1-24

The duration of hematologic response to ofirnoflast will be evaluated by the duration of transfusion independence greater than or equal to 16 consecutive weeks

Weeks 1-24
Evaluate the hematologic improvement in participants treated with ofirnoflast
Tidsramme: Weeks 1-24

The hematologic improvement will be evaluated by assessment of red blood cells

Weeks 1-24
Evaluate the hematologic improvement in participants treated with ofirnoflast
Tidsramme: Weeks 1-24

The hematologic improvement will be evaluated by assessment of platelets

Weeks 1-24
Evaluate the hematologic improvement in participants treated with ofirnoflast
Tidsramme: Weeks 1-24

The hematologic improvement will be evaluated by assessment of neutrophils

Weeks 1-24

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Samarbejdspartnere

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Anslået)

1. november 2026

Primær færdiggørelse (Anslået)

1. oktober 2028

Studieafslutning (Anslået)

1. december 2028

Datoer for studieregistrering

Først indsendt

27. juli 2026

Først indsendt, der opfyldte QC-kriterier

29. juli 2026

Først opslået (Faktiske)

31. juli 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

2. oktober 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

29. september 2026

Sidst verificeret

1. september 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • HT-6184-MDS-002

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ja

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

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