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A Randomized, Double-Blind, Placebo-Controlled, Multi-Regional Phase III Clinical Study of Toripalimab Alone or in Combination With Tifcemalimab (JS004/TAB004) as Consolidation Therapy in Patients With Limited-Stage Small Cell Lung Cancer Without Disease Progression Following Chemoradiotherapy

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-507097-41-01
Acronym
JS004-008-III-SCLC
Enrollment
149
Registered
2025-02-10
Start date
2025-03-20
Completion date
Unknown
Last updated
2025-11-19

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

Conditions

Patients with limited-stage small cell lung cancer (LS-SCLC) without disease progression after chemoradiotherapy (CRT)

Brief summary

OS, BIRC-assessed PFS (per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1).

Detailed description

Investigator-assessed PFS, 1-year and 2-year OS rates, - Investigator-assessed ORR - Investigator-assessed DCR. - Investigator-assessed DoR., - Safety: incidence of AEs, abnormal laboratory parameters. - PK of tifcemalimab and toripalimab: trough concentrations. - Immunogenicity of tifcemalimab and of toripalimab: incidence and titers of anti-drug antibodies (ADAs) and, if ADA positive, neutralizing antibodies (NAbs).

Interventions

DRUGTAB004
DRUGToripalimab Placebo 6 mL/vial
DRUGTifcemalimab Placebo 5 mL/vial
DRUGToripalimab

Sponsors

Shanghai Junshi Biosciences Co. Ltd.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
OS, BIRC-assessed PFS (per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1).

Secondary

MeasureTime frame
Investigator-assessed PFS, 1-year and 2-year OS rates, - Investigator-assessed ORR - Investigator-assessed DCR. - Investigator-assessed DoR., - Safety: incidence of AEs, abnormal laboratory parameters. - PK of tifcemalimab and toripalimab: trough concentrations. - Immunogenicity of tifcemalimab and of toripalimab: incidence and titers of anti-drug antibodies (ADAs) and, if ADA positive, neutralizing antibodies (NAbs).

Countries

Belgium, France, Germany, Italy, Netherlands, Poland, Romania, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026