Trastuzumab in Treating Patients With Locally Advanced or Metastatic Gallbladder Cancer or Bile Duct Cancer That Cannot Be Removed by Surgery
Stopped Due to slow accrual
Conditions
- Adenocarcinoma of the Extrahepatic Bile Duct
- Adenocarcinoma of the Gallbladder
- Malignant Neoplasm
- Recurrent Extrahepatic Bile Duct Cancer
- Recurrent Gallbladder Cancer
- Unresectable Extrahepatic Bile Duct Cancer
- Unresectable Gallbladder Cancer
Interventions
- BIOLOGICAL: trastuzumab
- OTHER: laboratory biomarker analysis
Sponsor
National Cancer Institute (NCI)