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Androgen Ablation Therapy With or Without Niraparib After Radiation Therapy for the Treatment of High-Risk Localized or Locally Advanced Prostate Cancer

NCT04947254

This study is recruiting at 1 US site in 1 state, according to its ClinicalTrials.gov record last updated .

Summary

This phase II trial studies the effect of androgen ablation therapy with or without niraparib after standard of care radiation therapy in treating patients with prostate cancer that has not spread to other parts of the body (localized) or that has spread to nearby tissue or lymph nodes (locally advanced). Androgen ablation therapy (also known as hormone therapy) lowers the levels of male hormones called androgens in the body. Androgens stimulate prostate cancer cells to grow. There are 2 types of androgen ablation therapy given in this study: AAP + ADT and Apa + ADT.

Shortened from the sponsor's brief summary. View official record on ClinicalTrials.gov

Conditions studied

  • Prostate Carcinoma
  • Stage IIC Prostate Cancer AJCC v8
  • Stage III Prostate Cancer AJCC v8
  • Stage IIIA Prostate Cancer AJCC v8
  • Stage IIIB Prostate Cancer AJCC v8
  • Stage IIIC Prostate Cancer AJCC v8
  • Stage IVA Prostate Cancer AJCC v8

Eligibility basics and study details

Study type
Interventional
Phase
Phase 2
Ages
18 years and older
Sex
Male
Healthy volunteers
Not accepted
Sponsor
M.D. Anderson Cancer Center
Last updated on ClinicalTrials.gov
June 23, 2026

These are the basic criteria only. The full inclusion and exclusion criteria are on the official record, and the study team decides who can take part.

US recruiting sites

Texas · 1

  • M D Anderson Cancer Center · Houston, TX

Source: ClinicalTrials.gov, data processed . Recruiting US sites filtered by distance and site status; summaries shortened.