2021 ICD-10-CM Code T49.5X1

Poisoning by ophthalmological drugs and preparations, accidental (unintentional)

Version 2021
Replaced Code
Non-Billable Code
Poisoning Accidental

Not Valid for Submission

T49.5X1 is a "header" nonspecific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of poisoning by ophthalmological drugs and preparations, accidental (unintentional). The code is NOT valid for the year 2021 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

The ICD-10-CM code T49.5X1 might also be used to specify conditions or terms like accidental poisoning by drugs primarily affecting skin, mucous membrane, ophthalmological, otorhinolaryngological and dental drugs, accidental poisoning by drugs primarily affecting skin, mucous membrane, ophthalmological, otorhinolaryngological and dental drugs, accidental poisoning by ophthalmological drug, eye, otorhinolaryngological, skin and dental drug poisoning, poisoning by eye anti-infective , poisoning by ophthalmic drug, etc.

ICD-10:T49.5X1
Short Description:Poisoning by opth drugs and preparations, accidental
Long Description:Poisoning by ophthalmological drugs and preparations, accidental (unintentional)

Code Classification

Specific Coding for Poisoning by opth drugs and preparations, accidental

Header codes like T49.5X1 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for poisoning by opth drugs and preparations, accidental:

Replaced Code

This code was replaced in the 2021 ICD-10 code set with the code(s) listed below. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2020. This code was replaced for the FY 2021 (October 1, 2020 - September 30, 2021).


  • K59.03 - Drug induced constipation

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code T49.5X1:


Inclusion Terms

Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Table of Drugs and Chemicals

The code T49.5X1 is included in the Table of Drugs and Chemicals, this table contains a classification of drugs, industrial solvents, corrosive gases, noxious plants, pesticides, and other toxic agents. Each substance in the table is assigned a code according to the poisoning classification and external causes of adverse effects. Use as many codes as necessary to describe all reported drugs, medicinal or chemical substances.

Substance Poisoning
Accidental
(unintentional)
Poisoning
Accidental
self-harm
Poisoning
Assault
Poisoning
Undetermined
Adverse
effect
Underdosing
AmmoniumT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »acid tartrate
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »bromide
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »carbonate
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »chloride
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »chloride
    »expectorant
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »compounds (household) NEC
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »compounds (household) NEC
    »fumes (any usage)
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »compounds (household) NEC
    »industrial
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »ichthyosulronate
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »mandelate
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »sulfamate
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ammonium
  »sulfonate resin
T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
BefunololT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
BibrocatholT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
ChloropticT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Contact lens solutionT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Cycloplegic drugT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Demecarium (bromide)T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
DendridT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
DipivefrineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Echothiophate, echothiopate, ecothiopateT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Ecothiopate iodideT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
EdoxudineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
EserineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
EucatropineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Eye agents (anti-infective)T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Eye drug NECT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
FluorphenylalanineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
HerplexT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
HydroxyamphetamineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
HypromelloseT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
LachesineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
LevobunololT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Lubricant, eyeT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Methylparaben (ophthalmic)T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
MetipranololT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Miotic drugT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Mydriatic drugT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
PhospholineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
PhysostigmineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
Propylparaben (ophthalmic)T49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
StoxilT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
TetrahydrozolineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
TetryzolineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6
VisineT49.5X1T49.5X2T49.5X3T49.5X4T49.5X5T49.5X6

Information for Patients


Medication Errors

Medicines treat infectious diseases, prevent problems from chronic diseases, and ease pain. But medicines can also cause harmful reactions if not used correctly. Errors can happen in the hospital, at the health care provider's office, at the pharmacy, or at home. You can help prevent errors by

Food and Drug Administration


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Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)