OncoMatch

OncoMatch/Clinical Trials/NCT05726292

A Study of Enzalutamide Plus the Glucocorticoid Receptor Antagonist Relacorilant Versus Placebo for Patients With High-risk Localized Prostate Cancer

Is NCT05726292 recruiting? Yes, currently enrolling (May 2026). This Phase 2 trial studies multiple treatments including Relacorilant and Enzalutamide for prostate cancer.

Phase 2RecruitingUniversity of ChicagoNCT05726292Data as of May 2026

Treatment: Relacorilant · EnzalutamideResearchers conducting this study hope to learn about the safety and effectiveness of combining two study drugs, relacorilant and enzalutamide, plus androgen deprivation therapy (ADT), also known as hormone therapy. This study is for individuals who have been diagnosed with advanced, high-risk prostate cancer and standard therapies available to treat your disease have not been effective. Participation in this research will last about 3 years and 9 months.

Check if I qualify

Extracted eligibility criteria

Cancer type

Prostate Cancer

Disease stage

Required: Stage LOCALIZED, CLINICAL T3A OR HIGHER

Excluded: Stage DISTANT METASTATIC DISEASE

Grade: Grade Group 4Grade Group 5 (NCCN/ISUP)

Localized disease; High or very high-risk disease (NCCN) as defined by having one or more of the following: Clinical T3a or higher, Histologic Grade Group 4 or 5, PSA >20

Performance status

ECOG 0–1(Restricted strenuous activity)

Prior therapy

No prior treatment (treatment-naive required)
Max 0 prior lines

Cannot have received: hormonal therapy for prostate cancer

Exception: prior 5-alpha-reductase inhibitors for benign prostate disease is allowed but must be discontinued prior to study initiation

Therapy with ANY hormonal therapy for prostate cancer (prior 5-alpha-reductase inhibitors for benign prostate disease is allowed but must be discontinued prior to study initiation)

Lab requirements

Blood counts

Platelet count ≥100,000 /L; Hemoglobin ≥10 g/dL; Absolute neutrophil count (ANC) ≥1500

Kidney function

glomerular filtration rate (GFR) ≥30 mL/min

Liver function

Total bilirubin <1.5 X ULN (Gilbert's syndrome exception: if direct bilirubin ≤1.5 X ULN, eligible); AST(SGOT)/ALT(SGPT) <2.5 X ULN; Albumin ≥3.0 g/dL

Patients must have normal hepatic function as defined below: Total bilirubin <1.5 X ULN...AST(SGOT)/ALT(SGPT) <2.5 X ULN...Albumin 3.0 g/dL; Patients must have normal bone marrow function as defined below: Platelet count (plt) 100,000 /L; Hemoglobin (Hgb) 10 g/dL; Absolute neutrophil count (ANC) 1500; Patients must have adequate renal function as defined below: glomerular filtration rate (GFR) 30 mL/min

Structured fields extracted by AI. May contain errors — verify against the official protocol.

US trial sites

  • University of Chicago Comprehensive Cancer Center · Chicago, Illinois
  • University of Texas Southwestern Medical Center · Dallas, Texas

Showing up to 5 US sites. See all sites on ClinicalTrials.gov →

Could you qualify for this trial?

Enter your biomarker results to see how this trial's eligibility criteria match your specific cancer profile.

Check if I qualify