A Study of Atezolizumab Plus Tiragolumab in Combination With Paclitaxel and Cisplatin Compared With Paclitaxel and Cisplatin as First-Line Treatment in Participants With Unresectable Locally Advanced, Unresectable Recurrent, or Metastatic Esophageal Carcinoma
Conditions
Interventions
- DRUG: Atezolizumab
- DRUG: Tiragolumab
- DRUG: Paclitaxel
- DRUG: Cisplatin
- DRUG: Atezolizumab Matching Placebo
- DRUG: Tiragolumab Matching Placebo
Sponsor
Hoffmann-La Roche