T40.4: Poisoning by, adverse effect of and underdosing of other synthetic narcotics |
| T40.41: Poisoning by, adverse effect of and underdosing of fentanyl or fentanyl analogs |
| T40.42: Poisoning by, adverse effect of and underdosing of tramadol |
| T40.49: Poisoning by, adverse effect of and underdosing of other synthetic narcotics |