CI

At a glance

ClinicalIndex Comparison Record
Phase 2Completed· 64 enrolled / 64 target
Drug / intervention
Tiragolumab and Atezolizumab IV FDCdrug
Likely dose
Tiragolumab 600 mg and atezolizumab 1200 mg intravenously as fixed-dose combination once every 3 weeksAI-extracted
Key inclusion· 8
  • ECOG Performance Status 0 or 1
  • Life expectancy at least 12 weeks
  • Locally advanced, recurrent, or metastatic malignancy ineligible for definitive local therapy
  • No prior checkpoint inhibitor therapy (CPI-naive)
Key exclusion· 10
  • Pregnancy or breastfeeding
  • Significant cardiovascular disease
  • Known clinically significant liver disease
  • Poorly controlled Type 2 diabetes mellitus

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

Search/NCT05661578
NCT05661578Phase 2CompletedMonitor (1.7/mo)Completion was 6mo ago

A Phase II, Single-Arm, Open-Label Study Evaluating the Safety and Pharmacokinetics of the Intravenous Fixed-Dose Combination (IV FDC) of Tiragolumab and Atezolizumab in Participants With Locally Advanced, Recurrent or Metastatic Solid Tumors

Hoffmann-La Roche·interventional·Posted Dec 22, 2022·Updated Jun 18, 2026

In Brief

A Phase 2 clinical trial evaluating Tiragolumab and Atezolizumab IV FDC for PD-L1-selected Solid Tumors. Completed, enrolled 64 participants across 32 sites in 9 countries.

Signals

Enrolling slower than its timeline implies

Detailed Summary

The purpose of this study is to assess the safety, pharmacokinetics, and immunogenicity of tiragolumab and atezolizumab intravenous fixed-dose combination (IV FDC) in participants with histologically confirmed PD-L1-selected solid tumors whose disease is locally advanced, recurrent, or metastatic and for whom an investigational agent in combination with an anti-PD-L1 antibody is considered an acceptable treatment option.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesChina, Croatia, Greece, Serbia, South Korea, Spain, Taiwan, Turkey (Türkiye), United States
Collaborators--

Timeline

Phase 2CompletedFinished
2023202420252026
First PostedDec 22, 2022
Enrollment StartMay 4, 2023
Primary CompletionDec 26, 2025
TodayJul 2, 2026
Enrollment to primary: 2.6 yearsPosted 3.5 years ago

Arms & Interventions

Tiragolumab and Atezolizumab IV FDCexperimental

Participants will receive tiragolumab and atezolizumab as an intravenous fixed dose combination (IV FDC) on Day 1 of each 21-day cycle until disease progression, loss of clinical benefit or unacceptable toxicity.

Drug: Tiragolumab and Atezolizumab IV FDC

Interventions

Tiragolumab and Atezolizumab IV FDCdrug

Intravenous fixed dose combination (IV FDC) of tiragolumab 600 mg and atezolizumab 1200 mg once every 3 weeks (Q3W).