title: 4-aminopyridine: new life for an old drug.
authors.forename: Stephen L
authors.initials: SL
authors.lastname: Hauser
authors.forename: S Claiborne
authors.initials: SC
authors.lastname: Johnston
mesh_terms: D015761:4-Aminopyridine / Q000009:adverse effects / Q000191:economics / Q000627:therapeutic use*; D000818:Animals; D002986:Clinical Trials as Topic; D003692:Delayed-Action Preparations; D006801:Humans; D009103:Multiple Sclerosis / Q000188:drug therapy* / Q000191:economics; D056687:Off-Label Use; D026902:Potassium Channel Blockers / Q000009:adverse effects / Q000191:economics / Q000627:therapeutic use*
chemical_list: D003692:Delayed-Action Preparations; D026902:Potassium Channel Blockers; D015761:4-Aminopyridine