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



CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Antibacterial: Chloramphenicol

Chemical Name

Acetamide, 2,2-dichloro-N-[1-(fluorometyl)-2-hydroxy-2-[4-(metylsulfonyl)phenyl]etyl]-, [R-(R*,S*)]-

Foreign Names

  • Florfenicolum (Latin)
  • Florfenicol (German)
  • Florfenicol (French)
  • Florfenicol (Spanish)

Generic Names

  • Florfenicol (OS: USAN, BAN, JAN)
  • SCH 25298 (IS: ScheringPlough)

Brand Names

  • Amphen
    Huvepharma, Ireland
  • Aquaflor (veterinary use)
    Intervet, United States; MSD Animal Health, Finland
  • CLARO (Florfenicol and Terbinafine, + Mometasone (veterinary use))
    Piedmont Animal Health, United States
  • Colfen (veterinary use)
    Pfizer, Austria; Pfizer Animal Health, United Kingdom; Pfizer Animal Health, Netherlands; Zoetis, Switzerland; Zoetis, Germany; Zoetis, France; Zoetis, United Kingdom; Zoetis, Ireland; Zoetis, Italy; Zoetis Belgium, Belgium
  • Fenflor (veterinary use)
    Gosmore, Poland; Krka, United Kingdom; Krka, Ireland; Krka Tovarna Zdravil, Austria; Krka vet, Netherlands
  • Floraqpharma (veterinary use)
    Skretting Vet, Norway
  • Flordofen (veterinary use)
    Dopharma, Belgium; Dopharma, Ireland
  • Florfenicol (veterinary use)
    P.H.U.P. STS, Poland
  • Florfenikel (veterinary use)
    Kela, Belgium; Kela, United Kingdom; Kela, Ireland; Kela, Netherlands; Veyx, Germany
  • Florfenikol (veterinary use)
    Vetos-Farma, Poland
  • Florgane (veterinary use)
    Emdoka, Austria; Emdoka, Belgium; Emdoka, United Kingdom; Emdoka, Ireland; Emdoka, Italy; Emdoka, Netherlands; Sogeval, France; WDT, Germany
  • Florinject (veterinary use)
    Laboratorios Calier, Ireland
  • Florkem (veterinary use)
    Ceva, Belgium; Ceva, Germany; Ceva, Italy; Ceva, Netherlands; Ceva Animal Health, United Kingdom; Ceva Sante Animale, Ireland; Ceva Santé Animale, Austria; Ceva Santé Animale, France
  • Florocol (veterinary use)
    Intervet, United Kingdom; Schering-Plough, Israel
  • Floron (veterinary use)
    KRKA, Belgium; KRKA, United Kingdom; KRKA, Poland; Krka vet, Netherlands; TAD, Germany; Virbac, Italy
  • Florselect (veterinary use)
    Biofarm, Finland; Nordvacc, Sweden
  • Florvet (veterinary use)
    Bioptive, Germany
  • Florvetol (veterinary use)
    Intervet, Italy
  • Florvio (veterinary use)
    Novartis Animal Health, United Kingdom; Novartis Animal Health, Ireland; Novartis Animal Health, Netherlands
  • Florvio 2.3% (veterinary use)
    Novartis Animal Health, United States
  • Floxyme (veterinary use)
    Andersen, Belgium
  • Galfenicol (veterinary use)
    Galpharma, Israel
  • Kefloril (veterinary use)
    Vetochas, Germany; Vetoquinol, Belgium; Vetoquinol, France; Vetoquinol, Italy; Vetoquinol, Netherlands; Vetoquinol Ireland, Ireland; Vetoquinol Österreich, Austria; Vetoquinol UK Ltd, United Kingdom
  • Loncor (veterinary use)
    Orkeo USA, United States
  • Mycoflor (veterinary use)
    SP Veterinaria, United Kingdom; SP Veterinaria, Ireland; SP Veterinaria, Netherlands
  • Nifencol (veterinary use)
    Vetpharma Animal Health, Belgium; Vetpharma Animal Health, Ireland
  • Norfenicol
    Bayer, Germany
  • Norfenicol (veterinary use)
    Bayer, Germany; Bayer Santé Animale, France; Norbrook, Austria; Norbrook, Italy; Norbrook, Netherlands; Norbrook, United States; Norbrook Laboratories, United Kingdom; Norbrook Laboratories, Ireland; Ufamed, Switzerland; VetMedic, Finland
  • Norfenicol Bovins, Porcs (veterinary use)
    Norbrook Laboratories, Belgium
  • Nuflor (veterinary use)
    D-Vett, Netherlands; Essex Tierarznei, Poland; Intervet, Austria; Intervet, Belgium; Intervet, United Kingdom; Intervet, Italy; Intervet, Netherlands; Intervet, Poland; Intervet Ireland, Ireland; MSD Animal Health, Australia; MSD Animal Health, Switzerland; Schering-Ploug Europe, Poland; Schering-Plough, Israel; Schering-Plough Animal Health, South Africa; Schering-Plough Ltd, United Kingdom; MSD Santé Animale Intervet, France
  • Nuflor LA (veterinary use)
    MSD Animal Health, Australia
  • Nuflor Minidose (veterinary use)
    MSD, Germany
  • Nuflorgold for Cattle (veterinary use)
    Intervet Ireland, Ireland
  • Osurnia (Florfenicol and Betamethasone, + Terbinafine (veterinary use))
    Elanco Eläinlääkkeet, Finland; Novartis Animal Health, United States; Novartis Tiergesundheit, Switzerland
  • Resflor (Florfenicol and Flunixin (veterinary use))
    Intervet, Austria; Intervet, United Kingdom; Intervet, Italy; Intervet, Netherlands; Intervet, Poland; Intervet Ireland, Ireland; MSD, Germany; MSD Animal, Norway; MSD Animal Health, Switzerland; Vet Pharma Friesoythe, Israel; MSD Animal Health, Finland; Intervet SA MSD, South Africa; MSD Santé Animale Intervet, France
  • Resflor bovins (Florfenicol and Flunixin (veterinary use))
    Intervet, Belgium
  • Resflor Gold (Florfenicol and Flunixin (veterinary use))
    Intervet, United States
  • Selectan (veterinary use)
    Hipra, Belgium; Hipra, France; Hipra, Netherlands; Hipra Italia, Italy; Laboratorios Hipra, Austria; Laboratorios Hipra, Ireland; Laboratorios Hipra, Poland; Laboratorios Hipra SA, United Kingdom
  • Selectan bovins, porcs (veterinary use)
    Hipra, Belgium
  • Shotaflor (veterinary use)
    Virbac, Austria; Virbac, Switzerland; Virbac, Germany; Virbac, France; Virbac, United Kingdom; Virbac, Italy; Virbac, Netherlands; Virbac S.A., Ireland
  • Shotaflor bovins (veterinary use)
    Virbac, Belgium
  • Shotaflor porcs (veterinary use)
    Virbac, Belgium


BANBritish Approved Name
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name

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.