Saracatinib in Treating Patients With Locally Advanced or Metastatic Stomach or Gastroesophageal Junction Cancer

Inclusion Criteria

• Histologically or cytologically confirmed adenocarcinoma of the stomach or gastroesophageal junction (GEJ)
• Tumors of the GEJ must be sub-specified as type I, II, or III using the Siewert classification
• Metastatic or locally advanced disease
• Patients with local/regional disease only, must have unresectable disease
• Measurable disease, defined as ≥ 1 lesion that can be accurately measured in ≥ 1 dimension (longest diameter to be recorded) as ≥ 20 mm by conventional techniques or as ≥ 10 mm by spiral computed tomography (CT) scan
• No known brain metastases
• Eastern Cooperative Oncology Group (ECOG) performance status (PS) 0-2 OR Karnofsky PS 60-100%
• Life expectancy > 3 months
• Platelet count ≥ 100,000/mm³
• Leukocytes ≥ 3,000/mm³
• Absolute neutrophil count ≥ 1,500/mm³
• Hemoglobin > 9 g/dL
• Total bilirubin normal
• Aspartate aminotransferase (AST)/alanine aminotransferase (ALT) ≤ 2.5 times upper limit of normal
• Creatinine normal OR creatinine clearance ≥ 60 mL/min
• Urine protein creatinine ratio < 1.0 OR urine protein < 1,000 mg by 24-hour urine collection

Exclusion Criteria

• Not pregnant or nursing
• Negative pregnancy test
• Fertile patients must use effective contraception
• No condition that potentially impairs the ability to swallow or absorb AZD0530, including any of the following:
• Gastrointestinal tract disease resulting in an inability to take oral medication or a requirement for IV alimentation
• Active peptic ulcer disease
• Short gut syndrome
• Malabsorption syndrome of any type
• Total or partial bowel obstruction
• Inability to tolerate oral medications
• No history of allergic reactions attributed to compounds of similar chemical or biologic composition to AZD0530
• No QTc prolongation (defined as a QTc interval ≥ 460 msec) or other significant electrocardiogram (ECG) abnormalities
• No poorly controlled hypertension (i.e., systolic blood pressure [BP] ≥ 140 mm Hg or diastolic BP ≥ 90 mm Hg)
• No history of ischemic heart disease, including myocardial infarction
• No concurrent cardiac dysfunction including, but not limited to, any of the following:
• Symptomatic congestive heart failure
• Unstable angina pectoris
• Cardiac arrhythmia
• No other concurrent uncontrolled illness, including ongoing or active infection or psychiatric illness/social situations, that would limit compliance with study requirements
• Prior chemotherapy allowed provided it was administered as part of initial curative intent therapy (i.e., neoadjuvant therapy, adjuvant therapy and/or concurrently with radiotherapy) in combination with surgery
• At least 4 weeks since prior chemotherapy
• At least 4 weeks since prior and no more than 1 line of palliative chemotherapy for advanced disease
• At least 4 weeks since prior radiotherapy and recovered
• At least 4 weeks since prior major surgery and recovered
• No cytochrome 450 3A4 (CYP3A4) active agents or substances for ≥ 7 days before, during, and for ≥ 7 days after completion of study treatment
• No other concurrent investigational agents
• No other concurrent anticancer therapy
• No concurrent combination antiretroviral therapy for human immunodeficiency virus (HIV)-positive patients