title: 4-Aminopyridine: new life for an old drug. Reply.
authors.forename: Ron
authors.initials: R
authors.lastname: Cohen
authors.forename: Andrew R
authors.initials: AR
authors.lastname: Blight
mesh_terms: D015761:4-Aminopyridine / Q000191:economics / Q000627:therapeutic use*; D003692:Delayed-Action Preparations; D017277:Drug Approval; D016527:Drug Costs; D055808:Drug Discovery / Q000191:economics / Q000706:statistics & numerical data; D006801:Humans; D009103:Multiple Sclerosis / Q000188:drug therapy* / Q000191:economics; D026902:Potassium Channel Blockers / Q000191:economics / Q000627:therapeutic use*; D012107:Research Design / Q000592:standards; D013997:Time Factors; D014481:United States
chemical_list: D003692:Delayed-Action Preparations; D026902:Potassium Channel Blockers; D015761:4-Aminopyridine