ICD-10-CM > S00-T88 > T36-T50 > T49 > T49.5 > T49.5X > T49.5X1 T49.5X1 Poisoning by ophthalmological drugs and preparations, accidental (unintentional) Non-Billable/Non-Specific Applicable To Poisoning by ophthalmological drugs and preparations NOS Codes T49.5X1A..., initial encounterT49.5X1D..., subsequent encounterT49.5X1S..., sequela