2021 ICD-10-CM Code T46.2X4

Poisoning by other antidysrhythmic drugs, undetermined

Version 2021
Replaced Code
Non-Billable Code
Poisoning Undetermined

Not Valid for Submission

T46.2X4 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 other antidysrhythmic drugs, undetermined. 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 T46.2X4 might also be used to specify conditions or terms like amiodarone overdose, amiodarone overdose of undetermined intent, amiodarone poisoning, amiodarone poisoning of undetermined intent, bretylium overdose , bretylium overdose of undetermined intent, etc.

ICD-10:T46.2X4
Short Description:Poisoning by other antidysrhythmic drugs, undetermined
Long Description:Poisoning by other antidysrhythmic drugs, undetermined

Code Classification

Specific Coding for Poisoning by other antidysrhythmic drugs, undetermined

Header codes like T46.2X4 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 other antidysrhythmic drugs, undetermined:

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

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 T46.2X4 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
Adenosine (phosphate)T46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
AjmalineT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
AmiodaroneT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
Antidysrhythmic NECT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
AprindineT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
Bretylium tosilateT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
BunaftineT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
CardiacT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
Cardiac
  »depressants
T46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
Cardiac
  »rhythm regulator
T46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
Cardiac
  »rhythm regulator
    »specified NEC
T46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
Chinidin (e)T46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
CibenzolineT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
DisopyramideT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
EncainideT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
FlecainideT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
HydroquinidineT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
LorajmineT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
LorcainideT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
MexiletineT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
Pilsicainide (hydrochloride)T46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
Prajmalium bitartrateT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
ProcainamideT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
Pronestyl (hydrochloride)T46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
PropafenoneT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
QuinagluteT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
QuinidineT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6
TocainideT46.2X1T46.2X2T46.2X3T46.2X4T46.2X5T46.2X6

Information for Patients


Poisoning

A poison is any substance that is harmful to your body. You might swallow it, inhale it, inject it, or absorb it through your skin. Any substance can be poisonous if too much is taken. Poisons can include

The effects of poisoning range from short-term illness to brain damage, coma, and death. To prevent poisoning it is important to use and store products exactly as their labels say. Keep dangerous products where children can't get to them. Treatment for poisoning depends on the type of poison. If you suspect someone has been poisoned, call your local poison control center at 1-800-222-1222 right away.


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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)