ICD-10-CM > S00-T88 > T36-T50 > T43 > T43.2 > T43.29 > T43.294 T43.294 Poisoning by other antidepressants, undetermined Non-Billable/Non-Specific Codes T43.294A..., initial encounterT43.294D..., subsequent encounterT43.294S..., sequela