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In the US, Flecainide (flecainide systemic) is a member of the drug class group I antiarrhythmics and is used to treat Atrial Fibrillation, Atrial Flutter, Paroxysmal Supraventricular Tachycardia, Supraventricular Tachycardia, Ventricular Tachycardia and Wolff-Parkinson-White Syndrome.

US matches:

UK matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Antiarrhythmic agent, class Ic

Chemical Name

Benzamide, N-(2-piperidinylmetyl)-2,5-bis(2,2,2-trifluoroetoxy)-

Foreign Names

  • Flecainidum (Latin)
  • Flecainid (German)
  • Flécaïnide (French)
  • Flecainida (Spanish)

Generic Names

  • Flecainide (OS: DCIT, BAN)
  • Flécaïnide (OS: DCF)
  • Flecainide Acetate (OS: BANM, USAN, JAN)
  • R 818 (IS)
  • Flecainidacetat (PH: Ph. Eur. 8)
  • Flécaïnide (acétate de) (PH: Ph. Eur. 8)
  • Flecainide acetate (PH: Ph. Eur. 8)
  • Flecainide Acetate (PH: BP 2016, JP XVI, USP 38)
  • Flecainidi acetas (PH: Ph. Eur. 8)

Brand Names


BANBritish Approved Name
BANMBritish Approved Name (Modified)
DCFDénomination Commune Française
DCITDenominazione Comune Italiana
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name

Click for further information on drug naming conventions and International Nonproprietary Names.

Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.