On May 6, the FDA approved Ruzurgi (amifampridine) tablets for the treatment of Lambert-Eaton myasthenic syndrome in patients 6 to less than 17 years of age. On the same date, the agency approved Vyndaqel (tafamidis meglumine) and Vyndamax (tafamidis) capsules for the treatment of the heart disease (cardiomyopathy) caused by transthyretin mediated amyloidosis in adults.