Tevimbra is a type of precision cancer medicine. This humanized IgG4 anti-PD-1 monoclonal antibody was designed specifically to minimize binding to FcγR on macrophages. RATIONALE-305 Investigators. Tislelizumab plus chemotherapy versus placebo plus chemotherapy as first line treatment for advanced gastric or gastro-oesophageal junction , The additional indication for first-line G/GEJ cancers is based on results from BeiGene’s RATIONALE-305 (NCT03777657), a randomized, double-blind, placebo-controlled, global Phase 3 trial to evaluate the efficacy and safety of Tevimbra in combination with chemotherapy as a first-line treatment for adult patients with advanced unresectable or , The prognosis for patients with gastric or GEJ cancer depends on the stage at diagnosis, treatment response, and overall health. Immunotherapies, such as TEVIMBRA (tislelizumab), offer a promising approach for first-line treatment in patients with PD-L1 positive advanced or metastatic gastric and GEJ cancers. These newer treatments are vital , The FDA previously accepted a biologics license application BLA for tislelizumab plus chemotherapy to treat patients with locally advanced or metastatic gastric or GEJ adenocarcinoma in February 2024. 4. References. TEVIMBRA approved in U.S. for first-line treatment of gastric and gastroesophageal junction cancers in combination with chemotherapy., Along with the efficacy data supporting the use of tislelizumab-jsgr (Tevimbra) in combination with chemotherapy for the treatment of patients with PD-L1–positive advanced gastric or , Tevimbra is part of a competitive PD-1 inhibitor market, facing rivals like MSD’s Keytruda (pembrolizumab) and Bristol Myers Squibb’s Opdivo (nivolumab). According to GlobalData’s Pharma Intelligence Center, Tevimbra is set to generate $1.7bn in 2030, whereas Keytruda and Opdivo are forecast to pull in $23.2bn and $9.1bn in sales each .