Study of HLX22 in Combanition With Trastuzumab and Chemotherapy Versus Placebo in Combination With Trastuzumab and Chemotherapy for Treatment of Locally Advanced or Metastatic Gastric Cancer
Conditions
Interventions
- DRUG: HLX22
- DRUG: Placebo
- DRUG: Trastuzumab
- DRUG: Oxaliplatin
- DRUG: Capecitabine
Sponsor
Shanghai Henlius Biotech