drugset / Trial / NCT03929666
A Safety and Efficacy Study of ZW25 (Zanidatamab) Plus Combination Chemotherapy in HER2-expressing Gastrointestinal Cancers, Including Gastroesophageal Adenocarcinoma, Biliary Tract Cancer, and Colorectal Cancer
Non-randomizedParallel-groupOpen-labelTreatment
Summary
This is a multicenter, global, Phase 2, open-label, 2-part, first-line study to investigate the safety, tolerability, and anti-tumor activity of ZW25 (zanidatamab) plus standard first-line combination chemotherapy regimens for selected gastrointestinal (GI) cancers. Eligible patients include those with unresectable, locally advanced, recurrent or metastatic HER2-expressing gastroesophageal adenocarcinoma (GEA), biliary tract cancer (BTC), or colorectal cancer (CRC).
Timeline
- Start
- 2019-08-29
- Primary completion
- 2025-08-30
- Completion
- 2025-08-30
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Subject | Zanidatamab | Monoclonal antibody | 20 mg/kg | — |
| Subject | Zanidatamab | Monoclonal antibody | 30 mg/kg | — |
| Subject | Zanidatamab | Monoclonal antibody | 1200 mg | — |
| Subject | Zanidatamab | Monoclonal antibody | 1600 mg | — |
| Subject | Zanidatamab | Monoclonal antibody | 1800 mg | — |
| Subject | Zanidatamab | Monoclonal antibody | 2400 mg | — |
| Background | Bevacizumab | Monoclonal antibody | — | Intravenous |
| Background | Capecitabine | Small molecule | 1000 mg/m2 | Oral |
| Background | Cisplatin | Other / unclassified | 80 mg/m2 | Intravenous |
| Background | Gemcitabine | Small molecule | — | Intravenous |
| Background | Leucovorin | Small molecule | 400 mg/m2 | Intravenous |
| Background | Oxaliplatin | Small molecule | 85 mg/m2 | Intravenous |
| Background | Oxaliplatin | Small molecule | 130 mg/m2 | Intravenous |
| Background | fluorouracil | Small molecule | 400 mg/m2 | Intravenous |
| Background | fluorouracil | Small molecule | 800 mg/m2 | Intravenous |
| Background | fluorouracil | Small molecule | 1200 mg/m2 | Intravenous |