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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

Benzodiazepine derivative

Anesthetic, general

Chemical Names

4-(o-fluorophenyl)-6,8-dihydro-1,3,8-trimetylpirazole[3,4-e]-[1,4]-diazepin-7(1H)-one (WHO)

4-(2-Fluorophenyl)-1,3,8-trimetyl-6,8-dihydropirazolo[3,4-e][1,4]-diazepin-7-on (IUPAC)

4-(2-Fluorophenyl)-1,6,7,8-tetrahydro-1,3,8-trimetylpyrazolo[3,4-e][1,4]-diazepin-7-one (BAN)

Pyrazolo[3,4-e][1,4]-diazepin-7(1H)-one, 4-(2-fluorophenyl)-6,8-dihydro-1,3,8-trimetyl-

Foreign Names

  • Zolazepamum (Latin)
  • Zolazepam (German)
  • Zolazépam (French)
  • Zolazepam (Spanish)

Generic Names

Brand Names

  • Zoletil [+ Tiletamine] [veterinary use]
    Virbac Belgium, Belgium
  • Zoletil 100 [+ Tiletamine] [veterinary use]
    Virbac, Switzerland
  • Telazol [+ Tiletamine] CATS (DOMESTIC), DOGS [veterinary use]
    Zoetis, United States
  • Tilétamine Zolazepam 100 Virbac [+ Tiletamine] [veterinary use]
    Virbac, Netherlands
  • Tilétamine Zolazepam 50 Virbac [+ Tiletamine] [veterinary use]
    Virbac, Netherlands
  • Tiletamine-Zolazepam [+ Tiletamine] [veterinary use]
    Putney, United States
  • Zoletil [+ Tiletamine] [veterinary use]
    Biofarm, Finland; Virbac, Australia; Virbac, Germany; Virbac, Italy; Virbac, Norway; Virbac, New Zealand; Virbac, South Africa; Virbac AH, United States; Virbac France, United Kingdom
  • Zoletil 100 (50 mg/ml + 50 mg/ml) [+ Tiletamine] [veterinary use]
    Virbac, Austria; Virbac, Netherlands
  • Zoletil 100 [+ Tiletamine] [veterinary use]
    Virbac, Estonia; Virbac, France
  • Zoletil 50 (25 mg/ml + 25 mg/ml) [+ Tiletamine] [veterinary use]
    Virbac, Netherlands
  • Zoletil 50 [+ Tiletamine] [veterinary use]
    Virbac, Estonia; Virbac, France
  • Zoletil forte [+ Tiletamine] [veterinary use]
    Virbac, Norway


BANBritish Approved Name
IUPACInternational Union of Pure and Applied Chemistry
ISInofficial Synonym
OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name
WHOWorld Health Organization

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.