T40.41

Poisoning by fentanyl or fentanyl analogs, accidental (unintentional)

Poisoning by fentanyl or fentanyl analogs, intentional self-harm

Poisoning by fentanyl or fentanyl analogs, assault

Poisoning by fentanyl or fentanyl analogs, undetermined

Adverse effect of fentanyl or fentanyl analogs

Underdosing of fentanyl or fentanyl analogs

Poisoning by, adverse effect of and underdosing of tramadol

Poisoning by, adverse effect of and underdosing of other synthetic narcotics