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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 Category


Chemical Name

(RS)-alpha-Cyano-4-fluoro-3-phenoxybenzyl (1RS,3RS:1RS,3SR)-3-(2,2-dichlorovinyl)-2,2-dimetylcyclopropanecarboxylate

Foreign Name

  • Cyfluthrin (German)

Generic Names

  • Cyfluthrin (OS: BAN, JAN)
  • Bay V1 1704 (IS: Bayer)
  • Cyfoxylate (IS)
  • EPA Pestizide Chemical Code 128831 (IS)

Brand Names

  • Bayofly (veterinary use)
    Bayer, Germany; Bayer, Italy
  • Bolfo (Cyfluthrin and Pyriproxyfen (veterinary use))
    Bayer, Germany
  • Cylence (Cyfluthrin and Piperonyl Butoxid (veterinary use))
    Bayer Australia Ltd Animal Health, Australia
  • Cylence (veterinary use)
    Bayer AH, South Africa
  • Solfac (veterinary use)
    Bayer CropSciene, Italy
  • Solfac Plus (Cyfluthrin and Tetramethrin, + Piperonyl (veterinary use))
    Bayer CropSciene, Italy
  • Tamirex (Cyfluthrin and Pyriproxyfen (veterinary use))
    Bayer, Germany


BANBritish Approved Name
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym

Further information on drug naming conventions: 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.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.