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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 Categories

Anthelmintic agent


Chemical Name

Avermectin A₁a, 25-cyclohexyl-5-O-demetyl-25-de(1-metylpropyl)-

Foreign Names

  • Doramectinum (Latin)
  • Doramectin (German)
  • Doramectine (French)
  • Doramectina (Spanish)

Generic Names

  • Doramectin (OS: USAN, BAN, JAN)
  • UK 67994 (IS: Pfizer)

Brand Names

  • Dectomax (veterinary use)
    Eli Lilly Benelux, Belgium; Firma Netjes, Netherlands; Holland Animal Care, Netherlands; Lilly, United Kingdom; Orion Pharma Animal Health, Sweden; Pfizer, Israel; Pfizer, Poland; Pfizer Animal Health, Netherlands; Pfizer Animal Health, South Africa; Provet, Switzerland; Wirtz, Netherlands; Zoetis, Finland; Zoetis, France; Zoetis, Ireland; Zoetis, Italy; Zoetis, New Zealand; Zoetis, United States; Zoetis Australia, Australia; Zoetis Finland Oy, Norway; Pfizer, Austria
  • Doranor (veterinary use)
    Norbrook Laboratories, Ireland
  • Edge Combination (Doramectin and Levamisole (veterinary use))
    Bayer New Zealand, New Zealand
  • Norador (veterinary use)
    Norbrook Laboratories, Ireland
  • Prontax (veterinary use)
    Zoetis, Netherlands
  • Sera med Professional Ophionol (veterinary use)
    Alfauna, Switzerland
  • Sera med Professional Oxyspirol (veterinary use)
    Alfauna, Switzerland
  • Taurador (veterinary use)
    Norbrook Laboratories, United Kingdom; Norbrook Laboratories, Ireland
  • Zearl (veterinary use)
    Elanco Animal Health, Ireland; Lilly Vet, France


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.