ICD-10-CM > S00-T88 > T36-T50 > T48 > T48.2 > T48.29 > T48.291 T48.291 Poisoning by other drugs acting on muscles, accidental (unintentional) Non-Billable/Non-Specific Applicable To Poisoning by other drugs acting on muscles NOS Codes T48.291A..., initial encounterT48.291D..., subsequent encounterT48.291S..., sequela