Active Ingredient(s): Quinidine
FDA Approved: * February 21, 1962
Pharm Company: * WYETH PHARMS INC
Category: Irregular Heartbeat (Arrhythmia)

* This drug may consist of multiple approval dates, manufacturers, or distributors. If applicable, they would be listed below under "NDC Database Records".

Quinidex Overview

Quinidine is a medication that acts as a class I antiarrhythmic agent (Ia) in the heart.[1] It is a stereoisomer of quinine, originally derived from the bark of the cinchona tree. The drug causes increased action potential duration, as well as a prolonged QT interval. As of 2019 it is no longer being manufactured for use in the United States.[2] .mw-parser-output .toclimit-2 .toclevel-1 ul,.mw-parser-output .toclimit-3 .toclevel-2 ul,.mw-parser-output .toclimi...

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Details May Include Instructions, Side Effects, Interactions, Etc. Drug monograph is from Wikipedia. All text is available under the terms of the GFDL (GNU Free Documentation License). Source: en.wikipedia.org/wiki/Quinidine

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Possible Dosages for this and Related Drugs:

  • Injection: 80mg/ml
  • Tablet: 200mg, 300mg, 324mg
  • Tablet, Extended Release: 300mg, 324mg
Note: Above list includes dosages for all drugs with the same combination of active ingredients.

Other drugs which contain Quinidine or a similar ingredient: (3 results)