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In the US, Halazepam is a member of the drug class benzodiazepines and is used to treat Anxiety.



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Anxiolytic agent

Benzodiazepine derivative

Chemical Name

2H-1,4-Benzodiazepin-2-one, 7-chloro-1,3-dihydro-5-phenyl-1-(2,2,2-trifluoroetyl)-

Foreign Names

  • Halazepamum (Latin)
  • Halazepam (German)
  • Halaz├ępam (French)
  • Halazepam (Spanish)

Generic Names

  • Halazepam (OS: BAN, USAN)
  • Sch 12041 (IS: Schering)
  • Halazepam (PH: USP XXII)

Brand Names

  • Alapryl
    Laboratorios Menarini, Spain
  • Pacinone
    Merck Sharp & Dohme, Portugal


BANBritish Approved Name
ISInofficial Synonym
OSOfficial Synonym
PHPharmacopoeia Name
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.