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Study of IMC-P115C in Advanced PRAME-Positive Cancers

Not Applicable
Recruiting
Conditions
PRAME Positive
Cancer
HLA-A*02:01-positive
Interventions
Registration Number
NCT07156136
Lead Sponsor
Immunocore Ltd
Brief Summary

Phase 1 First-in-human study of the safety and efficacy of IMC-P115C as a single agent and in combination with standard of care (SOC) agents in participants with advanced PRAME positive cancers. IMC-P115C is a half-life extended (HLE) ImmTAC targeting PRAME.

Detailed Description

Not available

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
140
Inclusion Criteria
  • Eastern Cooperative Oncology Group (ECOG) performance status score of 0 or 1
  • HLA-A*02:01-positive
  • Meeting PRAME-positive tumor testing requirements
  • Metastatic or unresectable solid tumors
  • Have received (or be receiving), relapsed from, be refractory to or intolerant of all therapies
  • Male and female participants of childbearing potential who are sexually active with a non-sterilized partner must agree to use highly effective methods of birth control
Exclusion Criteria
  • Symptomatic or untreated central nervous system metastasis
  • Bowel obstruction, perforation, or fistula formation within 3 months prior to the planned first dose of study treatment
  • Ongoing ascites or effusion requiring recent drainages
  • Significant ongoing toxicity from prior anticancer treatment
  • Out-of-range laboratory values
  • Clinically significant lung, heart, or autoimmune disease
  • Ongoing requirement for immunosuppressive treatment
  • Significant secondary malignancy
  • Hypersensitivity to study drug or excipients
  • Pregnant or lactating

Study & Design

Study Type
INTERVENTIONAL
Study Design
SEQUENTIAL
Arm && Interventions
GroupInterventionDescription
Arm A: IMC-P115C MonotherapyIMC-P115CParticipants receive IMC-P115C intravenous (IV) infusion
Primary Outcome Measures
NameTimeMethod
Percentage of participants with dose-limiting toxicities (DLT)Up to ~16 months
Percentage of participants with adverse events (AE)Up to ~16 months
Percentage of participants with serious adverse events (SAE)Up to ~16 months
Percentage of participants with a dose interruption, reduction, or discontinuationUp to ~16 months

Percentage of participants with dosing changes or discontinuations.

Secondary Outcome Measures
NameTimeMethod
Best Overall Response (BOR) as determined by RECIST v1.1 per the Investigator.Up to ~19 months
Duration of Response (DOR) as determined by RECIST v1.1 per the Investigator.Up to ~19 months
Progression Free Survival (PFS) as determined by RECIST v1.1 per the Investigator.Up to ~19 months
Overall Survival (OS)Up to ~19 months

OS is the time from first dose of study therapy until death due to any cause.

Change from baseline in lymphocyte countsUp to ~19 months

Change from baseline in lymphocyte counts

Changes in serum cytokine concentrationsUp to ~19 months

Change from baseline in serum cytokine concentrations

IMC-P115C Plasma ConcentrationUp to ~19 months

IMC-P115C plasma concentration

Percentage of participants with anti-IMC-P115C antibody formationUp to ~19 months

Trial Locations

Locations (13)

Cancer Research South Australia (CRSA)

🇦🇺

Adelaide, Australia

Linear Clinical Research ltd.

🇦🇺

Nedlands, Australia

Melanoma Institute Australia

🇦🇺

Wollstonecraft, Australia

UNICANCER - Centre Leon-Berard (CLB)

🇫🇷

Lyon, France

Centre Hospitalier Universitaire (CHU) de Toulouse-Institut Universitaire du Cancer de Toulouse-Oncopole (IUCT-Oncopole)

🇫🇷

Toulouse, France

Institut Gustave Roussy

🇫🇷

Villejuif, France

Fondazione IRCCS - Istituto Nazionale dei Tumori

🇮🇹

Milan, Italy

Istituto Europeo di Oncologia

🇮🇹

Milan, Italy

Istituto Nazionale Tumori IRCCS Fondazione "G. Pascale"

🇮🇹

Napoli, Italy

Hospital Universitari Vall d Hebron

🇪🇸

Barcelona, Spain

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Cancer Research South Australia (CRSA)
🇦🇺Adelaide, Australia

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