With the U.S. FDA clearance of the sNDA for Wegovy (semaglutide) from Novo Nordisk A/S to treat noncirrhotic metabolic dysfunction-associated steatohepatitis (MASH), Wall Street speculation deepened as to the consequences for Madrigal Pharmaceuticals Inc.’s Rezdiffra (resmetirom), a thyroid hormone receptor-beta (THR-beta) agonist that won the MASH go-ahead last year.