The FDA on February 22, 2019 approved LONSURF® tablets, a fixed combination of Trifluridine, a nucleoside metabolic inhibitor, and Tipiracil, a thymidine phosphorylase inhibitor, for adult patients with metastatic Gastric or GastroEsophageal Junction (GEJ) adenocarcinoma, previously treated with at least two prior lines of chemotherapy that included a Fluoropyrimidine, a Platinum, either a Taxane or Irinotecan, and if appropriate, HER2/neu-targeted therapy. LONSURF® is a product of Taiho Pharmaceutical Co., Ltd.