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NCT05367440PHASE1, PHASE2ACTIVE_NOT_RECRUITING

Study of AZD5305 When Given in Combination With New Hormonal Agents in Patients With Metastatic Prostate Cancer

A Multi-arm, Open-label Phase I/IIa Study to Assess the Safety, Tolerability, Pharmacokinetics, Pharmacodynamics and Preliminary Efficacy of AZD5305 in Combination With New Hormonal Agents in Patients With Metastatic Prostate Cancer (PETRANHA)

Sponsor: AstraZeneca + Bayer

No open prediction endpoints

Endpoints are classified and published by ProgramSignal analysts.

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Key Facts

Study type
INTERVENTIONAL
Conditions
Metastatic Prostate Cancer
Interventions
AZD5305, Enzalutamide, Abiraterone Acetate, Darolutamide
Enrollment
174 participants
Primary completion
Apr 2031
Study completion
Apr 2031
First posted
May 2022
Last updated
Dec 2025

Primary Endpoints (CT.gov)

Number of patients with Adverse Events and Serious Adverse Events

Time frame: Up to post treatment follow-up (28 days after last dose) [assessed up to 2.3 years]

Part A: Number of patients with Dose Limiting Toxicities (DLTs)

Time frame: For Arm 1: 35 days, For Arm 2 and 3: 28 days

Secondary Endpoints

Area Under the concentration Curve (AUC) of AZD5305

Maximum plasma concentration (Cmax) of AZD5305

Time to maximum concentration (tmax) of AZD5305

Eligibility Criteria

Inclusion Criteria: For whole study: * Age ≥ 18 at the time of screening. * Histologically confirmed diagnosis of metastatic prostate cancer. * Candidate for treatment with enzalutamide, abiraterone acetate, darolutamide or apalutamide with documented current evidence of metastatic prostate cancer. * Surgically or medically castrated. * Adequate organ and marrow function. * Eastern Cooperative Oncology Group Performance Status (ECOG PS): 0-1 with no deterioration over the previous 2 weeks. * Life expectancy ≥ 16 weeks. * Non-sterilized male patients who are sexually active with a female partner of childbearing potential must use a condom with spermicide from screening to approximately 6 months after the last dose of study treatment . For Patients Recruited Specifically to tumour Pharmacodynamic Cohorts: • Patients must have at least 1 tumour suitable for paired biopsies For Part A: • Patients with Metastatic Castrate ion-Resistant Prostate Cancer (mCRPC) or Metastatic Castration

Read full criteria on CT.gov →

✦ Analyst Commentary

Expert commentary on why this trial matters and what to watch for.

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Source

Open on ClinicalTrials.gov