T42.8X5 - Adverse effect of antiparkinsonism drugs and other central muscle-tone depressants T42.8 - Poisoning by, adverse effect of and underdosing of antiparkinsonism drugs and other central muscle-tone depressants T42.8X - Poisoning by, adverse effect of and underdosing of antiparkinsonism drugs and other central muscle-tone depressants T42.8X5 - Adverse effect of antiparkinsonism drugs and other central muscle-tone depressants