Biotechnology Positive top-line results from EVOLVE-MS-2, a large, randomized, double-blind, five-week, Phase III study of Vumerity (diroximel fumarate), an investigational, novel oral fumarate with a distinct chemical structure, for relapsing-remitting multiple sclerosis (RRMS), compared to Biogen’s Tecfidera (dimethyl fumarate) were released today. 30 July 2019