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Thenium Closilate

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

2-tiophenemetanaminium, N,N-dimetyl-N-(2-phenoxyetyl)-, salt wit 4-chlorobenzenesulfonic acid (1:1)

Foreign Names

  • Thenii Closilas (Latin)
  • Thenium closilat (German)
  • Closilate de Thénium (French)
  • Closilato de tenio (Spanish)

Generic Names

Brand Names

  • Canopar (veterinary use)
    Intervet, United States
  • Thenatol (Thenium Closilate and Piperazine (veterinary use))
    Intervet, United States


BANBritish Approved 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.