[Research progress on a new potassium channel-blocking agent--4-aminopyridine].
D015761:4-Aminopyridine; D000077770:Amifampridine; D000631:Aminopyridines / Q000494:pharmacology* / Q000627:therapeutic use; D000818:Animals; D006801:Humans; D007473:Ion Channels / Q000187:drug effects*; D009157:Myasthenia Gravis / Q000188:drug therapy; D011188:Potassium / Q000378:metabolism*
D000631:Aminopyridines; D007473:Ion Channels; D015761:4-Aminopyridine; D000077770:Amifampridine; D011188:Potassium