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Durvalumab (MEDI4736) combination therapies for first-line advanced biliary tract cancer: A multi-center retrospective real-world study in China

Durvalumab (MEDI4736) combination therapies for first-line advanced biliary tract cancer: A multi-center retrospective real-world study in China

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500110271
Enrollment
Unknown
Registered
2025-10-11
Start date
2025-10-31
Completion date
Unknown
Last updated
2025-10-13

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

Conditions

Intrahepatic cholangiocarcinoma (IHCC), extrahepatic cholangiocarcinoma (EHCC), and gallbladder cancer (GBC).

Interventions

trail group:None

Sponsors

Beijing Cancer Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Age greater than 18 years at the time of first treatment with dulvalumab. 2. Histologically confirmed unresectable advanced or metastatic biliary tract cancer, including cholangiocarcinoma (intrahepatic or extrahepatic), gallbladder cancer. 3. First-line treatment with combination of gemcitabine-based chemotherapy with or without TKIs; 4. The time of starting treatment (first treatment with durvalumab) is between April 2022 and May 2024. 5. Adequate organ bone marrow function tolerant of chemotherapy at baseline: 1) Hemoglobin >=8 g/dL 2) Absolute neutrophil count >=1.0 × 10^9/L 3) Platelet count >=50 × 10^9/L 4) ALT and AST <=5 × ULN, ALT and AST <=20 × ULN are allowed in patients with liver metastases.

Exclusion criteria

Exclusion criteria: 1. Received prior anti-cancer therapy (chemotherapy, targeted therapy, biologic therapy, or immune checkpoint inhibitors ICIs) for advanced BTC before durvalumab will be excluded. Except that chemotherapy or TKIs in first-line therapy prior to durvalumab within 1 month, which is regarded as concomitant treatment. 2. Enrolled in any interventional study for BTC first-line treatment, including TOPAZ-1, TopDouble, and so on. 3. History of previous or current, brain metastases or spinal cord compression (including asymptomatic and adequately treated disease). 4. Prior or existing malignancies.TOPAZ-1:NCT03875235. This is a Phase III TOPAZ-1 (D933AC00001) study tested durvalumab or placebo, in combination with SoC chemotherapy (GemCis) as a first line treatment for participants with advanced or metastatic BTC. TopDouble: NCT05924880 .This is a Phase IIIb, open-label, single arm, multicentre study assessing the safety and efficacy of durvalumab in combination with gemcitabine-based chemotherapy regimen as first line therapy for uBTC (including IHCC, EHCC, GBC) in participants with WHO/ECOG PS of 0 to 2 at enrolment who are not eligible for locoregional therapy.

Design outcomes

Primary

MeasureTime frame
Real-world total survival;

Secondary

MeasureTime frame
Treatment response rate;Disease control rate;

Countries

China

Contacts

Public ContactJun Zhou

Beijing Cancer Hospital

13366152815@126.com+86 133 6615 2815

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026