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In the US, Tacrine (tacrine systemic) is a member of the drug class cholinesterase inhibitors and is used to treat Alzheimer's Disease.

US matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Cholinesterase inhibitor (parasympathomimetic agent, indirect acting)

Antidote: Curare antagonist

Treatment of Alzheimer's disease

Chemical Name

9-Acridinamine, 1,2,3,4-tetrahydro-

Foreign Names

  • Tacrinum (Latin)
  • Tacrin (German)
  • Tacrine (French)
  • Tacrina (Spanish)

Generic Names

  • Tacrine (OS: BAN, DCF)
  • THA (IS)

Brand Name

International Drug Name Search


BANBritish Approved Name
DCFDénomination Commune Française
ISInofficial Synonym
OSOfficial Synonym
Rec.INNRecommended International Nonproprietary Name (World Health Organization)

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.