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Ontorpacept - Trillium Therapeutics

Drug Profile

Ontorpacept - Trillium Therapeutics

Alternative Names: CD47 antigen/SIRPalpha protein modulator - Trillium Therapeutics; SIRPaFc; SIRPalphaFc; TTI-621

Latest Information Update: 12 Mar 2024

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At a glance

  • Originator The Hospital for Sick Children; University Health Network
  • Developer Trillium Therapeutics Inc
  • Class Antineoplastics; Immunoglobulin Fc fragments; Immunoglobulin fusion proteins; Immunotherapies; Recombinant fusion proteins
  • Mechanism of Action CD47 antigen inhibitors; Phagocyte stimulants
  • Orphan Drug Status

    Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

    Yes - Cutaneous T-cell lymphoma
  • New Molecular Entity Yes

Highest Development Phases

  • Phase I/II Leiomyosarcoma
  • Phase I Haematological malignancies; Multiple myeloma; Small cell lung cancer; Solid tumours
  • No development reported Mycosis fungoides; Sezary syndrome

Most Recent Events

  • 07 Dec 2023 Pfizer terminates a phase I/II trial in Leiomyosarcoma ( Second-line therapy or greater, Metastatic disease, Late-stage disease) in USA (IV) due to administrative reasons(NCT04996004)
  • 16 Jun 2023 Ontorpacept is still in phase I trials for Haematological malignancies (Late-stage disease, Monotherapy, Combination therapy, Second-line therapy or greater) (IV) in USA, Canada (NCT02663518)
  • 02 Jun 2023 Efficacy and adverse events data from a phase I/II trial in Leiomyosarcoma presented at the 59th Annual Meeting of the American Society of Clinical Oncology (ASCO-2023)
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