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



CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Anthelmintic agent

Chemical Name

Carbamic acid, [5-(phenylsulfinyl)-1H-benzimidazol-2-yl]-, methyl ester

Foreign Names

  • Oxfendazolum (Latin)
  • Oxfendazol (German)
  • Oxfendazole (French)
  • Oxfendazol (Spanish)

Generic Names

  • Oxfendazole (OS: BAN, USAN)
  • RS 8858 (IS: Syntex)
  • Oxfendazole (PH: BP vet. 2011, USP 34)
  • Oxfendazole for veterinary use (PH: Ph. Eur. 7)
  • Oxfendazole pour usage vétérinaire (PH: Ph. Eur. 7)
  • Oxfendazolum ad usum veterinarium (PH: Ph. Eur. 7)

Brand Names

  • Autoworm (veterinary use)
    Pfizer Animal Health, United Kingdom
  • Benzelmin (Oxfendazole and Metrifonate (veterinary use))
    Fort Dodge Animale Health, United States
  • Benzelmin (veterinary use)
    Fort Dodge Animale Health, United States; Jurox, Australia
  • Bomatak (veterinary use)
    Bomac, New Zealand; Bomac Animal Health, Australia
  • Bovex (veterinary use)
    Chanelle, Ireland; Chanelle, Netherlands; Chanelle Animal Health, United Kingdom
  • Casofend (veterinary use)
    Norbrook Laboratories, United Kingdom
  • Dolthene (veterinary use)
    Merial, Belgium; Merial, France; Merial, Luxembourg; Merial, Netherlands
  • Duotech (Oxfendazole and Closantel (veterinary use))
    Norbrook Laboratoires Ltd., Israel; Pfizer Santé Animale, France
  • Endoworm (veterinary use)
    Norbrook Laboratories, United Kingdom
  • Equinox (veterinary use)
    Value Plus Animal Health Care, Australia
  • Equitak (Oxfendazole and Abamectin, + Praziquantel (veterinary use))
    Bomac, New Zealand; Bomac Animal Health, Australia
  • Flukazole (Oxfendazole and Triclabendazole, + Selenium (veterinary use))
    Virbac, Australia
  • Flukazole (Oxfendazole and Triclabendazole (veterinary use))
    Virbac, South Africa
  • Interzol (veterinary use)
    Alvetra u. Werfft, Austria
  • Matrix (Oxfendazole and Abamectin, + Levamisole (veterinary use))
    Merial Ancare, New Zealand
  • Oxazole (veterinary use)
    Jurox, Australia
  • Oxfen (veterinary use)
    Bayer Animal Health, South Africa; Merial Ancare, New Zealand; Virbac, Australia
  • Oxfendex (veterinary use)
    Janssen Animal Health, Ireland
  • Oxfenil (veterinary use)
    Virbac, Germany; Virbac, France; Virbac, Italy
  • Parafend (Oxfendazole and Closantel (veterinary use))
    Norbrook, South Africa
  • Parafend (veterinary use)
    Norbrook, New Zealand; Norbrook, South Africa; Norbrook Laboratories, United Kingdom; Norbrook Laboratories Australia, Australia
  • Repidose Farmintic (veterinary use)
    Intervet, France
  • Repidose (veterinary use)
    Schering-Plough Vet, Netherlands
  • Repidose avec Systamex (veterinary use)
    Pfizer Animal Health, Luxembourg; Schering-Plough Animal Health, Belgium
  • Scanda (Oxfendazole and Levamisole (veterinary use))
    Intervet / Schering-Plough Animal Health, New Zealand
  • Strategy (Oxfendazole and Pyrantel (veterinary use))
    Virbac, Australia
  • Synanthic (veterinary use)
    Boehringer Ingelheim Vetmedica, United States; Fort Dodge Animal Health, Luxembourg; Fort Dodge Animale Health, United States; Merial, France
  • Systamex (veterinary use)
    Coopers Animal Health, Australia; Orion, Sweden; Pfizer Animal Health, Norway; Schering-Plough Vet, Italy; Veterinaria, Switzerland
  • Worma (Oxfendazole and Piperazine (veterinary use))
    International Animal Health, Australia
  • Worma (veterinary use)
    International Animal Health, Australia
  • Wormout (Oxfendazole and Praziquantel (veterinary use))
    Vetafarm, Australia

International Drug Name Search


BANBritish Approved Name
ISInofficial Synonym
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.

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