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In some countries, this medicine may only be approved for veterinary use.



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Antihypertensive agent

Peripheral vasodilator

Serotonin receptor antagonist

Chemical Name

2,4(1H,3H)-Quinazolinedione, 3-[2-[4-(4-fluorobenzoyl)-1-piperidinyl]ethyl]-

Foreign Names

  • Ketanserinum (Latin)
  • Ketanserin (German)
  • Kétansérine (French)
  • Ketanserina (Spanish)

Generic Names

Brand Names

  • Sufrexal
    Janssen, Mexico; Janssen, Antigua & Barbuda; Janssen, Aruba; Janssen, Aruba; Janssen, Barbados; Janssen, Bermuda; Janssen, Bahamas; Janssen, Grenada; Janssen, Guyana; Janssen, Jamaica; Janssen, Cayman Islands; Janssen, Saint Lucia; Janssen, Suriname; Janssen, Trinidad & Tobago; Janssen, Saint Vincent & The Grenadines
  • Sufrexal P (Ketanserin and Benzocaine)
    Janssen, Mexico
  • Vulketan (veterinary use)
    Janssen-Cilag Ltd, United Kingdom; Janssen Animal Health, Ireland
  • Ketensin
    Janssen, Netherlands; ProStrakan, Netherlands
  • Vulketan (veterinary use)
    Biokema, Switzerland; Janssen Animal Health, Belgium; Janssen Pharmaceutica N.V., Luxembourg

International Drug Name Search


BANBritish Approved Name
BANMBritish Approved Name (Modified)
DCFDénomination Commune Française
DCITDenominazione Comune Italiana
ISInofficial Synonym
OSOfficial Synonym
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.