FDA approves 1st drug for aggressive multiple sclerosis

TRENTON, N.J.— U.S. regulators have approved the first drug for an aggressive kind of multiple sclerosis that steadily reduces coordination and the ability to walk.The Food and Drug Administration approved Ocrevus late Tuesday after a large study found it slowed progression of the neurological disease and reduced symptoms.While there are more than a dozen treatments for the most common form of MS, there's been nothing specifically for people with the type called primary progressive MS. Tha