Biotechnology The US Food and Drug Administration (FDA) has approved Tevimbra (tislelizumab-jsgr), in combination with platinum and fluoropyrimidine-based chemotherapy, for the first-line treatment of unresectable or metastatic HER2-negative gastric or gastroesophageal junction adenocarcinoma (G/GEJ) in adults whose tumors express PD-L1 (≥1), Sino-China biotech BeiGene. 27 December 2024