ICD-10-CM > S00-T88 > T36-T50 > T42 > T42.6 > T42.6X > T42.6X1 T42.6X1 Poisoning by other antiepileptic and sedative-hypnotic drugs, accidental (unintentional) Non-Billable/Non-Specific Applicable To Poisoning by other antiepileptic and sedative-hypnotic drugs NOS Codes T42.6X1A..., initial encounterT42.6X1D..., subsequent encounterT42.6X1S..., sequela