Regulatory approval

Published by the Food and Drug Administration.

The U.S. Food and Drug Administration granted approval to pembrolizumab in combination with paclitaxel, with or without bevacizumab, for the treatment of adult patients with platinum-resistant epithelial ovarian, fallopian tube, or primary peritoneal carcinoma whose tumors express PD-L1 (CPS >= 1) as determined by an FDA-authorized test, and who have received one or two prior systemic treatment regimens.

This is written in the approval document as:

KEYTRUDA is a programmed death receptor-1 (PD-1)-blocking antibody indicated in combination with paclitaxel, with or without bevacizumab, for the treatment of adult patients with platinum-resistant epithelial ovarian, fallopian tube, or primary peritoneal carcinoma whose tumors express PD-L1 (CPS >= 1) as determined by an FDA-authorized test, and who have recieved one or two prior systemic treatment regimens.

Citation

Merck Sharp & Dohme Corp. Keytruda (pembrolizumab) [package insert]. U.S. Food and Drug Administration website. https://www.accessdata.fda.gov/drugsatfda_docs/label/2026/125514Orig1s186lbl.pdf. Revised February 2026. Accessed March 2, 2026.

Therapeutic response

Precision oncology relationships for therapeutic response derived from this regulatory approval.

Organization(s) Biomarker(s) Cancer type Therapy(ies)
FDA (1) PD-L1 (CPS) >= 1 Ovarian Epithelial Tumor Paclitaxel, Pembrolizumab
FDA (1) PD-L1 (CPS) >= 1 Ovarian Epithelial Tumor Bevacizumab, Paclitaxel, Pembrolizumab
FDA (1) PD-L1 (CPS) >= 1 High-Grade Serous Fallopian Tube Cancer Paclitaxel, Pembrolizumab
FDA (1) PD-L1 (CPS) >= 1 High-Grade Serous Fallopian Tube Cancer Bevacizumab, Paclitaxel, Pembrolizumab
FDA (1) PD-L1 (CPS) >= 1 Peritoneal Serous Carcinoma Paclitaxel, Pembrolizumab
FDA (1) PD-L1 (CPS) >= 1 Peritoneal Serous Carcinoma Bevacizumab, Paclitaxel, Pembrolizumab