HAWTHORNE, N.Y.--(BUSINESS WIRE)--Acorda Therapeutics, Inc.® (Nasdaq: ACOR) today confirmed that, based on feedback it received in a meeting with the U.S. Food and Drug Administration (FDA), it will design and conduct an additional Phase 3 trial of Fampridine-SR in people with MS. Consistent with that meeting, the company expects to discuss with the FDA a study of the same or shorter duration as its MS-F203 study with a single criterion for efficacy, a consistent response on the Timed 25 Foot Walk.