A Phase III Randomized, Double-Blind Placebo Controlled, Multi-Regional, International Study of Durvalumab in Combination With Gemcitabine Plus Cisplatin Versus Placebo in Combination With Gemcitabine Plus Cisplatin for Patients With First-Line Advanced Biliary Tract Cancers
Latest Information Update: 28 May 2026
At a glance
- Drugs Durvalumab (Primary) ; Cisplatin; Gemcitabine; Infliximab; Mycophenolate mofetil
- Indications Biliary cancer; Cholangiocarcinoma; Gallbladder cancer
- Focus Registrational; Therapeutic Use
- Acronyms TOPAZ-1
- Sponsors AstraZeneca; AstraZeneca AB; AstraZeneca KK
Most Recent Events
- 27 Feb 2026 Planned End Date changed from 31 Dec 2025 to 16 May 2027.
- 22 Jun 2025 Planned End Date changed from 31 Mar 2025 to 31 Dec 2025.
- 17 Jan 2025 Results of the population pharmacokinetics (PopPK) of durvalumab, and exposure-response for efficacy and safety (ERES) of TOPAZ-1 published in the Cancer Chemotherapy and Pharmacology.