| Active, not recruiting | 3 | 511 | Europe, US, RoW | HLX10, Serplulimab, carboplatin/cisplatin-etoposide, Thoracic radiotherapy, Placebo, Prophylactic Cranial Irradiation (PCI) | Shanghai Henlius Biotech, Shanghai Henlius Biotech, Inc. | Limited-Stage Small Cell Lung Cancer | 07/25 | 12/26 | | |