CI

At a glance

ClinicalIndex Comparison Record
Phase 3Active· 123 enrolled
Drug / intervention
Tiragolumab +4 moredrug
Likely dose
Tiragolumab 600 milligramsfrom 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/NCT04665856
NCT04665856Phase 3Active

A Phase III, Randomized, Double-Blind, Placebo-Controlled Study of Atezolizumab Plus Carboplatin and Etoposide With or Without Tiragolumab in Patients With Untreated Extensive-Stage Small Cell Lung Cancer

Hoffmann-La Roche·interventional·Posted Dec 14, 2020·Updated Feb 13, 2026

In Brief

A Phase 3 clinical trial evaluating Tiragolumab, Atezolizumab, and 3 other interventions for Small Cell Lung Carcinoma. Active but no longer recruiting, targeting 123 participants across 16 sites.

Detailed Summary

The purpose of this multicenter study in China is to evaluate the safety and efficacy of tiragolumab plus atezolizumab and carboplatin and etoposide (CE) compared with placebo plus atezolizumab and CE in participants with untreated extensive-stage small cell lung cancer.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesChina
Collaborators--

Timeline

Phase 3ActiveOverdue
202120222023202420252026
First PostedDec 14, 2020
Enrollment StartDec 21, 2020
Primary CompletionAug 31, 2023
Study CompletionJun 30, 2026
TodayJul 2, 2026
Enrollment to primary: 2.7 yearsPosted 5.5 years ago

Interventions

Tiragolumabdrug

Tiragolumab at a fixed dose of 600 milligrams (mg), administered by intravenous (IV) infusion, every 3 weeks (Q3W) on Day 1 of each 21-day cycle.

Atezolizumabdrug

Atezolizumab at a fixed dose of 1200 mg, administered by IV infusion, Q3W on Day 1 of each 21-day cycle.

Carboplatindrug

Carboplatin administered IV to achieve an initial target area under the concentration time curve (AUC) of 5 mg/mL/min, Q3W on Day 1 of each 21-day cycle for 4 cycles.

Etoposidedrug

Etoposide 100 mg/m\^2, administered by IV infusion, Q3W on Day 1, 2 and 3 of each 21-day cycle for 4 cycles.

Tiragolumab Matching Placebodrug

Matching placebo, administered by IV infusion, Q3W on Day 1 of each 21-day cycle.