Infex Therapeutics Ltd. has published positive phase IIa data for its lead program, RESP-X, in the treatment of exacerbations of chronic respiratory infections caused by Pseudomonas aeruginosa and is now laying the ground for phase IIb development, after raising £4.3 million (US$5.8 million) in new capital.

Posting another win for its triple G agonist, Eli Lilly and Co. rolled out top-line phase III data from Triumph-1 showing that all doses of retatrutide met primary and key secondary endpoints for obesity, with participants losing on average between 19% and 28.3% of body weight and significantly improving their cardiovascular risk factors.

A subgroup analysis of data from Boston Scientific Corp.’s Champion-AF trial, which looked at the outcomes for patients with atrial fibrillation treated with a left atrial appendage closure (LAAC) device compared to direct oral anticoagulants (DOACs), found that the efficacy and safety of LAAC compared to DOAC are not affected by age. The data were presented at the EuroPCR conference in Paris.

Data from the All Women clinical trial, which looked at the Allegra transcatheter aortic valve replacement (TAVR) system compared to balloon-expandable valves (BEV) in women with aortic stenosis, showed that Allegra delivered lower mean gradients and less prosthesis-patient mismatch than BEVs. The data presented at the EuroPCR conference in Paris was the first randomized head-to-head comparison of different TAVR platforms conducted exclusively in women.

Shares of Immunovant Inc. (NASDAQ:IMVT) gained 35% after the firm disclosed early but “compelling” data from a phase IIb study testing next-generation FcRn inhibitor IMVT-1402 in patients with difficult-to-treat rheumatoid arthritis (D2T RA), including those whose disease has persisted despite treatment with TNF and JAK inhibitors.

Vincentage Pharma Co. Ltd.’s once-daily oral small-molecule GLP-1 receptor agonist, VCT-220, met the primary endpoints in a pivotal phase III trial in overweight or obese patients in China. Based on the top-line data, the Chengdu, China-based company plans to submit an NDA for chronic weight management to China’s National Medical Products Administration.

Elixir Medical Corp. reported four-year data from the Bioadaptor randomized controlled trial presented at the EuroPCR conference in Paris, which showed that patients with coronary artery disease treated with its Dynamx coronary drug-eluting bioadaptor system experienced significantly lower event rates compared to those treated with Medtronic plc’s Resolute Onyx drug-eluting stent, including reduction in cardiovascular death.

Showing a significant efficacy signal in a phase II trial, Relay Therapeutics Inc.’s zovegalisib (RLY-2608) achieved a 60% volumetric response in patients with PIK3CA-driven vascular anomalies (VAs). The isoform-selective PI3Ka inhibitor is in late-stage clinical trials with various combinations for P13Ka-mutated, HR+/HER2- advanced breast cancer, with VAs representing a second indication for which Leerink Partners analyst Andrew Berens forecasts $2.8 billion in peak revenues.

Regeneron Pharmaceuticals Inc. stuck with the tradition of releasing bad news on Friday afternoon and good news on Monday morning with a pair of announcements bracketing the weekend. On May 15, 2026, the Tarrytown, N.Y.-based company announced disappointing data for its LAG-3 inhibitor fianlimab. And then on May 18, 2026, Regeneron announced better news in the form of a deal with Parabilis Medicines Inc.