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Octatropine Methylbromide



CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Spasmolytic agent

Muscarinic receptor antagonist (anticholinergic, parasympatholytic agent)

Chemical Name

8-Azoniabicyclo[3.2.1]octane, 8,8-dimetyl-3-[(1-oxo-2-propylpentyl)oxy]-, bromide, endo-

Foreign Names

  • Octatropini methylbromidum (Latin)
  • Octatropin methylbromid (German)
  • Méthylbromure d'octatropine (French)
  • Metilbromuro de octatropina (Spanish)

Generic Names

Brand Names

  • Valpin (Octatropine Methylbromide and Phenobarbital)
    Laboratorios Recalcine, Chile
  • Valpinax 2% (Octatropine Methylbromide and Diazepam)
    Zambon, Italy
  • Valpinax 4% (Octatropine Methylbromide and Diazepam)
    Zambon, Italy


BANBritish Approved Name
DCFDénomination Commune Française
DCITDenominazione Comune Italiana
ISInofficial Synonym
JANJapanese Accepted Name
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.

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.