GSK re­ports PhI­II flop for BC­MA drug — rais­ing ques­tions about its fu­ture and up­ping the stakes on com­bos

Two years af­ter an ac­cel­er­at­ed ap­proval, GSK’s BC­MA-tar­get­ing an­ti­body-drug con­ju­gate has flunked a Phase III study in mul­ti­ple myelo­ma, rais­ing doubts about the phar­ma gi­ant’s plan to move it up to ear­li­er lines of treat­ment.

The Mon­day up­date comes from DREAMM-3, a head-to-head tri­al pit­ting GSK’s Blenrep against PomDex, the stan­dard-of-care com­bo of the chemother­a­py po­ma­lido­mide and the steroid dex­am­etha­sone. Blenrep failed the pri­ma­ry end­point of pro­gres­sion-free sur­vival.

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