ICD-10-CM > S00-T88 > T36-T50 > T48 > T48.2 > T48.20 T48.20 Poisoning by, adverse effect of and underdosing of unspecified drugs acting on muscles Non-Billable/Non-Specific Codes T48.201Poisoning by unspecified drugs acting on muscles, accidental (unintentional)T48.201A..., initial encounterT48.201D..., subsequent encounterT48.201S..., sequelaT48.202Poisoning by unspecified drugs acting on muscles, intentional self-harmT48.202A..., initial encounterT48.202D..., subsequent encounterT48.202S..., sequelaT48.203Poisoning by unspecified drugs acting on muscles, assaultT48.203A..., initial encounterT48.203D..., subsequent encounterT48.203S..., sequelaT48.204Poisoning by unspecified drugs acting on muscles, undeterminedT48.204A..., initial encounterT48.204D..., subsequent encounterT48.204S..., sequelaT48.205Adverse effect of unspecified drugs acting on musclesT48.205A..., initial encounterT48.205D..., subsequent encounterT48.205S..., sequelaT48.206Underdosing of unspecified drugs acting on musclesT48.206A..., initial encounterT48.206D..., subsequent encounterT48.206S..., sequela