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ONO-4538 Phase II Study (ONO-4538-91/TASUKI-91)

ONO-4538 Phase II Study A Multicenter, Open-label, Uncontrolled Study in Biliary Tract Cancer(ONO-4538-91)

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080225006
Enrollment
80
Registered
2020-01-07
Start date
2020-02-01
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

Patients with unresectable or recurrent biliary tract cancer (including intrahepatic bile duct cancer, extrahepatic bile duct cancer, gallbladder cancer, and duodenal papilla cancer) that is refractory or intolerant to gemcitabine-based and S-1-based regimens with CPS >=1.

Interventions

investigational material(s) Generic name etc : Nivolumab (ONO-4538/BMS-936558) INN of investigational material : Nivolumab Therapeutic category code : 42- Antineoplastic agents Dosage and Administrat

Sponsors

ONO PHARMACEUTICAL CO., LTD.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Sex: Both men and women 2. Age (at the time of informed consent): at least 20 years old 3. Patients with histologically or cytologically confirmed biliary tract cancer (including intrahepatic bile duct cancer, extrahepatic bile duct cancer, gallbladder cancer, and duodenal papilla cancer) which has been confirmed to be adenocarcinoma 4. Patients with unresectable or recurrent biliary tract cancer refractory or intolerant to gemcitabine-based and S-1-based regimens 5. Centrally-assessed CPS of >=1

Exclusion criteria

Exclusion criteria: 1. Patients with known high microsatellite instability (MSI-H) or deficient mismatch repair (dMMR) 2. Patients with current or previous severe hypersensitivity reactions to other antibody products 3. Have previously received ONO-4538 (MDX-1106 or BMS-936558), anti-PD-1 antibody, anti-PD-L1 antibody, anti-PD-L2 antibody, anti-CD137 antibody, anti-CTLA-4 antibody, or any other therapeutic antibodies or pharmacotherapies, including cancer vaccines, for regulation of T cells

Design outcomes

Primary

MeasureTime frame
efficacy safety Objective response rate (ORR)

Secondary

MeasureTime frame
efficacy safety Overall survival (OS)

Countries

Japan

Outcome results

None listed

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