T43.1X1 - Poisoning by monoamine-oxidase-inhibitor antidepressants, accidental (unintentional) T43.1 - Poisoning by, adverse effect of and underdosing of monoamine-oxidase-inhibitor antidepressants T43.1X - Poisoning by, adverse effect of and underdosing of monoamine-oxidase-inhibitor antidepressants T43.1X1 - Poisoning by monoamine-oxidase-inhibitor antidepressants, accidental (unintentional)