Two-Part, Phase Ib/II, Open Label, Single-Arm, Multi-center Study to Evaluate the Safety and Efficacy of Varlitinib in Combination With Weekly Paclitaxel in EGFR/HER2 Co-expressing Advanced or Metastatic Gastric Cancer Patients

Phase Ib part of this study determines the recommended phase II dose schedule based on ASLAN001-004 phase Ib (dose-confirmation study of Varlitinib combined with weekly paclitaxel and carboplatin or trastuzumab (Herceptin) in advanced solid tumours). Phase II part of this study further assesses the safety and clinical efficacy of this combination treatment as a second line treatment in EGFR/HER2 co-expressing advanced or metastatic gastric cancer.