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TOPAZ-1

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

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080224730
Enrollment
474
Registered
2019-06-18
Start date
2019-06-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Biliary Tract Neoplasms

Interventions

investigational material(s) Generic name etc : Durvalumab INN of investigational material : - Therapeutic category code : 429 Other antitumor agents Dosage and Administration for Investigational mater

Sponsors

Astrazeneca K.K
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Histologically confirmed, unresectable advanced or metastatic biliary tract, including cholangiocarcinoma (intrahepatic or extrahepatic) and gallbladder carcinoma. 2. Patients with preciously untreated disease if unresectable or metastatic at initial diagnosis will be eligible. 3. Patient with recurrent disease >6 months after curative surgery or >6 months after the completion of adjuvant therapy (chemotherapy and/or radiation) will be eligible. 4. WHO/ECOG PS of 0 or 1

Exclusion criteria

Exclusion criteria: 1. History of another primary malignancy 2. Brain metastases or spinal cord compression 3. Uncontrolled intercurrent illness 4. Major surgical procedure within 28 days prior to the study 5. Prior locoregional therapy such as radioembolization

Design outcomes

Primary

MeasureTime frame
efficacy -

Secondary

MeasureTime frame
safety efficacy pharmacokinetics -

Countries

Argentina, Bulgaria, Chile, China, France, Hong Kong, India, Italy, Poland, Russian Federation, South Korea, Taiwan, Thailand, Turkey, United Kingdom, United States of America

Contacts

Public ContactKazushige Hibi

Astrazeneka K.K

RD-clinical-information-Japan@astrazeneca.com+81-6-4802-3600

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026