Myokymia, not myotonia.
D000328:Adult; D002220:Carbamazepine / Q000627:therapeutic use; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D009207:Myoclonus / Q000175:diagnosis* / Q000188:drug therapy; D009222:Myotonia / Q000175:diagnosis*
D002220:Carbamazepine