The Evaluation of PC14586 in Patients With Advanced Solid Tumors Harboring a TP53 Y220C Mutation (PYNNACLE)

NCT04585750 · Status: RECRUITING · Phase: PHASE1/PHASE2 · Type: INTERVENTIONAL · Enrollment: 300

Last updated 2026-03-12

No results posted yet for this study

Summary

The Phase 2 monotherapy portion of this study is currently enrolling and will evaluate the efficacy and safety of PC14586 (INN rezatapopt) in participants with locally advanced or metastatic solid tumors harboring a TP53 Y220C mutation. The Phase 1 portion of the study will assess the safety, tolerability and preliminary efficacy of multiple dose levels of rezatapopt as monotherapy and in Phase 1b in combination with pembrolizumab.

Conditions

Interventions

DRUG

rezatapopt

First-in-class, oral, small molecule p53 reactivator selective for the TP53 Y220C mutation.

DRUG

pembrolizumab

Participants receive pembrolizumab 200 mg by intravenous (IV) infusion over 30 minutes.

Sponsors & Collaborators

Principal Investigators

  • Marc Fellous, MD · Sr. Vice President of Medical Affairs

Study Design

Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
12 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2020-10-29
Primary Completion
2026-08-15
Completion
2027-12-31
FDA Drug
Yes

Countries

  • United States
  • Australia
  • France
  • Germany
  • Italy
  • Singapore
  • South Korea
  • Spain
  • United Kingdom

Study Locations

More Related Trials

Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04585750 on ClinicalTrials.gov