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A Study of YL201 in Combination With Serplulimab in Participants With Treatment-naïve Extensive-stage Small Cell Lung Cancer

NCT07739758 · Status: NOT_YET_RECRUITING · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 442

Last updated 2026-07-31

No results posted yet for this study

Summary

This trial is a registrational Phase III, randomized, open-label, multicenter study to compare the efficacy and safety of YL201 in combination with serplulimab versus standard-of-care carboplatin and etoposide in combination with serplulimab as first-line treatment in patients with extensive-stage small cell lung cancer.

Conditions

  • SCLC, Extensive Stage

Interventions

DRUG

YL201

YL201 will be administered by intravenous infusion at a dose of 2.0 mg/kg on Day 1 of each 3-week cycle. Treatment will continue until disease progression or unacceptable toxicity, whichever occurs first. The total number of treatment cycles of YL201 in this study is not fixed,

DRUG

Serplulimab

Serplulimab will be administered by intravenous infusion at a dose of 300mg on Day 1 of each 3-week cycle. Treatment will continue until disease progression or unacceptable toxicity. The maximum treatment duration for serplulimab will be 2 years.

DRUG

Carboplatin

Carboplatin will be administered by intravenous infusion at a dose of AUC 5 on Day 1 of each 3-week cycle. Carboplatin treatment will be administered for up to 4 cycles.

DRUG

Etoposide

Etoposide will be administered by intravenous infusion at a dose of 100 mg/m2 on Days 1 to 3 of each 3-week cycle. Etoposide treatment will be administered for up to 4 cycles.

Sponsors & Collaborators

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2026-08-31
Primary Completion
2029-06-30
Completion
2030-04-30

Countries

  • China

Study Locations

More Related Trials

Entities

Drugs
Companies

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT07739758 on ClinicalTrials.gov