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ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Central stimulant

Nootropic agent

Chemical Names

(2R)-2-(Acetyloxy)-3-carboxy-N,N,N-trimetyl-1-propanaminium inner salt

3-Acetyloxy-4-trimetylammonio-butanoate (IUPAC)

L-(3-carboxy-2-hydroxypropyl)trimetylammonium hydroxide inner salt acetate

Foreign Names

  • Levocarnitinum acetilum (Latin)
  • L-Acetylcarnitin (German)
  • L-Acetilcarnitina (Spanish)

Generic Names

  • Acetyl-L-Carnitine (IS)
  • ALC (IS)
  • Alcar (IS)
  • Levacecarnine (IS)
  • O-Acetyl-L-carnitine (IS)
  • TA-803 (IS)
  • O-Acetyllevocarnitin-hydrochlorid (IS)
  • ST-200 (IS)
  • TA-803 (IS)

Brand Names

International Drug Name Search


IUPACInternational Union of Pure and Applied Chemistry
ISInofficial Synonym

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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.