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Butalbital (International)

In the US, Butalbital (acetaminophen/butalbital systemic) is a member of the drug class barbiturates and is used to treat Light Sedation.

US matches:



CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Hypnotic and sedative agent

Analgesic agent

Chemical Names

2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(2-metylpropyl)-5-(2-propenyl)-

5-Allyl-5-isobutylbarbituric acid (WHO)

Foreign Names

  • Butalbitalum (Latin)
  • Butalbital (German)
  • Butalbital (French)
  • Butalbital (Spanish)

Generic Names

  • Butalbital (OS: USAN, DCF)
  • Alisobumalum (IS)
  • Allylbarbital (IS)
  • Itobarbital (IS)
  • Tetrallobarbital (IS)
  • Butalbital (PH: USP 41)

Brand Names

  • Allzital [+ Paracetamol]
    Larken, United States
  • Butapap [+ Paracetamol]
    Mikart, United States
  • Femcet [+ Paracetamol, + Caffeine]
    Mallinckrodt, United States
  • Fioricet with Codeine [+ Paracetamol, + Caffeine, + Codeine]
    Actavis Labs, United States
  • Fiorinal [+ Acetylsalicylic Acid, + Caffeine]
    Allergan, United States; Tribute Pharmaceuticals, Canada
  • Fiorinal with Codeine [+ Acetylsalicylic Acid, + Caffeine, + Codeine]
    Allergan, United States
  • Fiorinal-C [+ Acetylsalicylic Acid, + Caffeine, + Codeine]
    Tribute Pharmaceuticals, Canada
  • Lanorinal [+ Acetylsalicylic Acid, + Caffeine]
    Lannett, United States
  • Optalidon [+ Propyphenazone, + Caffeine]
    Novartis Consumer Health, Italy
  • Pronal [+ Acetylsalicylic Acid, + Caffeine]
    Pro Doc, Canada
  • Teva-Tecnal [+ Acetylsalicylic Acid, + Caffeine]
    Teva Canada, Canada
  • Teva-Tecnal C 1/2 [+ Acetylsalicylic Acid, + Caffeine, + Codeine]
    Teva Canada, Canada
  • Teva-Tecnal C 1/4 [+ Acetylsalicylic Acid, + Caffeine, + Codeine]
    Teva Canada, Canada
  • Trianal [+ Acetylsalicylic Acid, + Caffeine]
    Laboratoire Riva, Canada
  • Trianal C¼ [+ Acetylsalicylic Acid, + Caffeine, + Codeine]
    Laboratoire Riva, Canada
  • Trianal C½ [+ Acetylsalicylic Acid, + Caffeine, + Codeine]
    Laboratoire Riva, Canada


DCFDénomination Commune Française
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.