Skip to Content

Cloral Betaine

UK matches:



CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Hypnotic agent

Chemical Name

Metanaminium, 1-carboxy-N,N,N-trimetyl-, hydroxide, inner salt, compd. wit 2,2,2-trichloro-1,1-etanediol (1:1)

Foreign Names

  • Cloralum Betainum (Latin)
  • Cloralbetain (German)
  • Cloral bétaïne (French)
  • Cloral betaina (Spanish)

Generic Names

Brand Names

  • Cloral Betaine
    Marlborough Pharmaceuticals, United Kingdom
  • Welldorm
    Marlborough Pharmaceuticals, United Kingdom


BANBritish Approved Name
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.