Durvalumab or Placebo in Combination With Gemcitabine/Cisplatin in Patients With 1st Line Advanced Biliary Tract Cancer (TOPAZ-1)

Summary

Durvalumab or Placebo in Combination With Gemcitabine/Cisplatin in Patients With 1st Line Advanced Biliary Tract Cancer (TOPAZ-1).

Timeline

Start

2019-04-16

Primary completion

2021-08-11

Completion

2027-05-16

Outcome

Met primary endpoint

registry analysis (superiority test); Durvalumab + Gemcitabine + Cisplatin vs Placebo + Gemcitabine + Cisplatin; p = 0.021; Hazard Ratio (HR) 0.80 (97% CI 0.64 to 0.99); NCT03875235 ↗

paper TOPAZ-1 met its primary endpoint at the preplanned interim analysis, and the study is active but no longer recruiting participants. PMID 38823398 ↗

Publications

• Oh DY, He AR, Qin S, Chen LT, Okusaka T, Griffin R, Wang J, Xynos I, Vogel A, Valle JW. Durvalumab Plus Chemotherapy for Advanced Biliary Tract Cancer: A Post Hoc Analysis of the TOPAZ-1 Randomized Clinical Trial. JAMA Oncol. 2026 Jul 9. doi: 10.1001/jamaoncol.2026.2204. Online ahead of print.
• Antonuzzo L, Takahashi H, Park JO, Sookprasert A, Gillmore R, Yang SS, Cundom J, Petrova M, Vaccaro G, Holmblad M, Zotkiewicz M, Wang J, Rokutanda N, Oh DY. Immune-mediated adverse events in the randomized phase 3 TOPAZ-1 study of durvalumab plus gemcitabine and cisplatin in advanced biliary tract cancer. Oncologist. 2025 Jul 4;30(7):oyaf148. doi: 10.1093/oncolo/oyaf148.
• Oh DY, He AR, Qin S, Chen LT, Okusaka T, Kim JW, Suksombooncharoen T, Lee MA, Kitano M, Burris HA, Bouattour M, Tanasanvimon S, Zaucha R, Avallone A, Cundom J, Kuzko A, Wang J, Xynos I, Vogel A, Valle JW. Durvalumab plus chemotherapy in advanced biliary tract cancer: 3-year overall survival update from the phase III TOPAZ-1 study. J Hepatol. 2025 Nov;83(5):1092-1101. doi: 10.1016/j.jhep.2025.05.003. Epub 2025 May 15.
• Oh DY, He AR, Bouattour M, Okusaka T, Qin S, Chen LT, Kitano M, Lee CK, Kim JW, Chen MH, Suksombooncharoen T, Ikeda M, Lee MA, Chen JS, Potemski P, Burris HA 3rd, Ostwal V, Tanasanvimon S, Morizane C, Zaucha RE, McNamara MG, Avallone A, Cundom JE, Breder V, Tan B, Shimizu S, Tougeron D, Evesque L, Petrova M, Zhen DB, Gillmore R, Gupta VG, Dayyani F, Park JO, Buchschacher GL Jr, Rey F, Kim H, Wang J, Morgan C, Rokutanda N, Zotkiewicz M, Vogel A, Valle JW. Durvalumab or placebo plus gemcitabine and cisplatin in participants with advanced biliary tract cancer (TOPAZ-1): updated overall survival from a randomised phase 3 study. Lancet Gastroenterol Hepatol. 2024 Aug;9(8):694-704. doi: 10.1016/S2468-1253(24)00095-5. Epub 2024 May 29.
• Burris HA 3rd, Okusaka T, Vogel A, Lee MA, Takahashi H, Breder V, Blanc JF, Li J, Bachini M, Zotkiewicz M, Abraham J, Patel N, Wang J, Ali M, Rokutanda N, Cohen G, Oh DY. Durvalumab plus gemcitabine and cisplatin in advanced biliary tract cancer (TOPAZ-1): patient-reported outcomes from a randomised, double-blind, placebo-controlled, phase 3 trial. Lancet Oncol. 2024 May;25(5):626-635. doi: 10.1016/S1470-2045(24)00082-2.
• Keller HR, Fluke L, Forrester JA, Wolf RF. Identifying Indications for Neoadjuvant Therapy in Cholangiocarcinoma. Oncology (Williston Park). 2024 Apr 11;38(4):160-162. doi: 10.46883/2024.25921017.
• Oh DY, Ruth He A, Qin S, Chen LT, Okusaka T, Vogel A, Kim JW, Suksombooncharoen T, Ah Lee M, Kitano M, Burris H, Bouattour M, Tanasanvimon S, McNamara MG, Zaucha R, Avallone A, Tan B, Cundom J, Lee CK, Takahashi H, Ikeda M, Chen JS, Wang J, Makowsky M, Rokutanda N, He P, Kurland JF, Cohen G, Valle JW. Durvalumab plus Gemcitabine and Cisplatin in Advanced Biliary Tract Cancer. NEJM Evid. 2022 Aug;1(8):EVIDoa2200015. doi: 10.1056/EVIDoa2200015. Epub 2022 Jun 1.

Drugs

Evaluation	Drug	Modality	Dose	Route
Subject	Durvalumab	Monoclonal antibody	1500 mg	Intravenous

Indications