T40.0X - Poisoning by, adverse effect of and underdosing of opium T40.0 - Poisoning by, adverse effect of and underdosing of opium T40.0X - Poisoning by, adverse effect of and underdosing of opium T40.0X1 - Poisoning by opium, accidental (unintentional) T40.0X2 - Poisoning by opium, intentional self-harm T40.0X3 - Poisoning by opium, assault T40.0X4 - Poisoning by opium, undetermined T40.0X5 - Adverse effect of opium T40.0X6 - Underdosing of opium