It’s only fair to share… FDA approves first treatment Ruzurgi (amifampridine) for children with Lambert-Eaton myasthenic syndrome, a rare autoimmune disorder The U.S. Food and Drug Administration today approved Ruzurgi (amifampridine) tablets for the treatment of Lambert-Eaton myasthenic syndrome (LEMS) in patients 6 to less than 17 years of age. This is the first FDA …