ABOUT THIS EPISODE
With multiple clinical trials evaluating PARP inhibitor combinations, how do clinicians determine the best approach for advanced prostate cancer? In this episode of BackTable Urology, Dr. Alan Tan is joined by Dr. Rana McKay and Dr. Emmanuel Antonarakis to discuss how evolving evidence, patient selection, timing, toxicity, and genetic testing are shaping the use of PARP inhibitor combinations in clinical practice.
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This podcast is supported by an educational grant from Pfizer.
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Timestamps
00:00 - Introduction
02:51 - PARPi Basics
14:12 - Major Study Differences
19:00 - Timing and Selection of PARPi Combinations
26:39 - Case: Somatic BRCA2 loss and mHSPC
35:51 - Case Continued: BRCA2 Reversion
39:57 - BRCAAway Study
42:59 - Takeaways from the 2026 APCCC
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More about this episode
The conversation reviews lessons learned from major clinical trials, including PROpel, MAGNITUDE, TALAPRO-2, and AMPLITUDE, and addresses how these studies inform real-world treatment choices. The doctors dig into case examples, such as BRCA2 loss and reversion, and highlight practical strategies for using germline and somatic testing to personalize care. Key insights from the 2026 Advanced Prostate Cancer Consensus Conference are also shared, emphasizing the importance of precision medicine in this rapidly evolving field.
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Resources
Study on Olaparib Plus Abiraterone as First-line Therapy in Men With Metastatic Castration-resistant Prostate Cancer (PROpel) https://clinicaltrials.gov/study/NCT03732820
A Study of Niraparib in Combination With Abiraterone Acetate and Prednisone Versus Abiraterone Acetate and Prednisone for Treatment of Participants With Metastatic Prostate Cancer (MAGNITUDE) https://clinicaltrials.gov/study/NCT03748641?tab=study
Talazoparib + Enzalutamide vs. Enzalutamide Monotherapy in mCRPC (TALAPRO-2) https://clinicaltrials.gov/study/NCT03395197
A Study of Niraparib in Combination With Abiraterone Acetate and Prednisone Versus Abiraterone Acetate and Prednisone for the Treatment of Participants With Deleterious Germline or Somatic Homologous Recombination Repair (HRR) Gene-Mutated Metastatic Castration-Sensitive Prostate Cancer (mCSPC) (AMPLITUDE) https://clinicaltrials.gov/study/NCT04497844
BRCAAway: A randomized phase 2 trial of abiraterone, olaparib, or abiraterone + olaparib in patients with metastatic castration-resistant prostate cancer (mCRPC) bearing homologous recombination-repair mutations (HRRm) https://pubmed.ncbi.nlm.nih.gov/39115414/
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