With its multiple sclerosis powerhouse Ocrevus expected to lose patent protection by the end of the decade, Roche is looking for ways to extend the market exclusivity for the top-selling drug in ...
FRANKFURT, April 2 (Reuters) - Roche (ROG.S), opens new tab said on Wednesday that a trial testing higher doses of its multiple sclerosis drug Ocrevus did not show an efficacy benefit over the ...