GSK Accelerated Approval for Tumor Drug Jemperli
FDA has granted GlaxoSmithKline an accelerated approval for Jemperli (dostarlimab-gxly) for adult patients with mismatch repair deficient (dMMR) recurrent or advanced solid tumors, as determined by an FDA-approved test, that have progressed on or followed prior treatment and who have no satisfactory alternative treatment options.
Jemperli’s efficacy was evaluated in the GARNET Trial (NCT02715284) involving 209 patients with dMMR recurrent or advanced solid tumors who progressed following systemic therapy and had no satisfactory alternative treatment. The primary efficacy endpoint was overall response rate, which was was 41.6% (9.1% complete response rate and 32.5% partial response rate), and median duration of response was 34.7 months (95.4% of patients with a duration greater than six months), according to an FDA news release.
Most common adverse reactions reported in the trial were fatigue/asthenia, anemia, diarrhea, and nausea, FDA says. Most common Grade 3 or 4 adverse reactions were anemia, fatigue/asthenia, increased transaminases, sepsis, and acute kidney injury.