CI

At a glance

ClinicalIndex Comparison Record
Phase 3Active· 511 enrolled
Drug / intervention
HLX10 +4 moredrug
Likely dose
HLX10 300mgfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05353257
NCT05353257Phase 3Active

A Randomized, Double-Blind, International Multicenter, Phase III Study to Evaluate the Anti-Tumor Efficacy and Safety of Serplulimab or Placebo in Combination With Chemotherapy and Concurrent Radiotherapy in Patients With Limited-Stage Small Cell Lung Cancer

Shanghai Henlius Biotech·interventional·Posted Apr 29, 2022·Updated Jan 13, 2026

In Brief

A Phase 3 clinical trial evaluating HLX10, carboplatin/cisplatin-etoposide, and 3 other interventions for Limited-Stage Small Cell Lung Cancer. Active but no longer recruiting, targeting 511 participants across 129 sites in 11 countries.

Detailed Summary

This study is a randomized, double-blind, multicenter, phase III clinical study to compare the clinical efficacy and safety of Serplulimab + chemotherapy+ concurrent radiotherapy vs chemotherapy+ concurrent radiotherapy in subjects with Limited-Stage Small Cell Lung Cancer.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesAustria, China, Czechia, Germany, Greece, Hungary, Latvia, Netherlands, Poland, Spain, United States
Collaborators--

Timeline

Phase 3Active
202320242025202620272028
First PostedApr 29, 2022
Enrollment StartMay 17, 2022
Primary CompletionJun 30, 2026
Study CompletionMay 30, 2028
TodayJul 1, 2026
Enrollment to primary: 4.1 yearsPosted 4.2 years ago

Interventions

HLX10drug

Serplulimab is an innovative monoclonal antibody targeting PD-1,developed by Shanghai Henlius Biotech, Inc. 300mg Q3W

carboplatin/cisplatin-etoposidedrug

Etoposide: 100 mg/m2, IV, on Days 1, 2, and 3 of each cycle. Carboplatin: AUC = 5, IV, on Day 1 of each cycle up to a dose of 750 mg. investigator's choice. Cisplatin: 75mg/m2, IV, on Days 1 of each cycle. investigator's choice.

Thoracic radiotherapyradiation

Standard Thoracic Radiotherapy

Placebodrug

Placebo Q3W

Prophylactic Cranial Irradiation (PCI)radiation

PCI will be strongly recommended for participants who achieve CR or PR after completion of chemoradiation treatment.