4-aminopyridine en 3,4-aminopyridine zijn niet identiek. De Martindale geeft volgende informatie: “4-aminopyridine or fampridine enhances the release of acetylcholine from nerve terminals and has been used intravenously to reverse the effects of competitive neuromuscular blockers. It has also been tried orally and intravenously in the management of neurological disorders such as Eaton-Lambert myasthenic syndrome Guillain- Barré syndrome , multiple sclerosis …