2026-06-02
Foundation Medicine, Inc., a global, patient-focused precision medicine company, today announced that it has received approvals from the U.S. Food and Drug Administration (FDA) for FoundationOne®CDx and FoundationOne®Liquid CDx to be used as companion diagnostics for Pfizer’s TALZENNA® (talazoparib) in combination with XTANDI® (enzalutamide) to identify patients with homologous recombination repair (HRR) gene-mutated metastatic castration-resistant prostate cancer (mCRPC). TALZENNA is first and only PARP inhibitor approved for use with an existing standard of care (XTANDI) for adult patients with both BRCA mutated and non-BRCA HRR gene-mutated mCRPC.