Efficacy of Thalidomide in Preventing Chemotherapy-induced Delayed Nausea and Vomiting

Inclusion Criteria: * 18y ≤Age≤70y * Eastern Cooperative Oncology Group (ECOG) Performance Status 0-2 * Histologically confirmed solid neoplasm * No prior chemotherapy * Laboratory test must meet the following criteria: hemoglobin (HGB) ≥90g/L, neutrophil count ≥1.5×109/L, platelet count ≥85×109/L, creatinine clearance rate (CCr) ≥60ml/min, total bilirubin (TBil) ≤1.5 upper normal limitation (UNL), alanine aminotransferase (ALT) and aspartate aminotransferase (AST) ≤2.5 UNL (For patients with liver metastasis, the AST/ALT must be ≤5.0 UNL), blood glucose ≤11.1 mmol/L * Life expectancy of at least 12 weeks * Signed informed consent * For women with child bearing potential, a negative serum or urine pregnancy test result should be obtained before enrollment * Cancer patients scheduled to receive HEC regimen. The HEC regimen was defined as chemotherapy containing a 50 mg/m2 or higher dose of cisplatin, or cyclophosphamide combination with doxorubicin/epirubicin Exclusion Criteria: * Diabetic patients * Pregnant or lactated women * Patient with history of thrombosis * Concomitant radiotherapy * Known hypersensitivity to thalidomide, palonosetron, or dexamethasone. * Concurrent administration of any other drug which affect antiemetic effect evaluation such as proton pump inhibitor, H2 blocker, amifostine, sedative drugs * CHOP regiment or taxanes-based regiment * Existing emesis within 24 hours before chemotherapy administration * Symptomatic brain metastasis or suspected clinical brain metastasis * Serious uncontrolled systemic illness or medical condition: congestive heart failure, unstable angina, history of documented myocardial infarction within 6 months, uncontrolled hypertension and high risk uncontrollable arrhythmias; Obvious neurological or mental abnormalities including mental disorder, epileptic dementia, which affect compliance; Uncontrolled acute infections; Uncontrolled peptic ulcer or other contraindication for corticosteroid therapy. * Inability to take or absorb oral medicine * Concurrent administration of any other investigational drug, or have been enrolled in other clinical trial with investigational drug treatment within the 30 days of start of study treatment * Unsuitable for the study or other chemotherapy determined by investigator