Inclusion Criteria:
- Male or Female at least 18 years of age
- Must have gastric cancer or gastroesophageal junction cancer that cannot be operated
on and that is advanced or has spread out
- Did not receive neoadjuvant or adjuvant treatment (chemotherapy, radiotherapy, or
both) for their disease within the last 6 months
- Must have full activity or, if limited, must be able to walk and carry out light
activities such as light house work or office work
- Must agree to provide tumor tissue sample, either from a previous surgery or biopsy
within 6 months or fresh, prior to the start of treatment in this study
Exclusion Criteria:
- Presence of tumor cells in the brain or spinal cord that have not been treated
- Active known or suspected autoimmune disease
- Any serious or uncontrolled medical disorder or active infection
- Known history of positive test for human immunodeficiency virus (HIV) or known
acquired immunodeficiency syndrome (AIDS)
- Any positive test result for hepatitis B or C indicating acute or chronic infection
Other protocol-defined inclusion/exclusion criteria apply
Active, Not Recruiting
