T43.4X1 - Poisoning by butyrophenone and thiothixene neuroleptics, accidental (unintentional) T43.4 - Poisoning by, adverse effect of and underdosing of butyrophenone and thiothixene neuroleptics T43.4X - Poisoning by, adverse effect of and underdosing of butyrophenone and thiothixene neuroleptics T43.4X1 - Poisoning by butyrophenone and thiothixene neuroleptics, accidental (unintentional)