Skip to Content

Sodium Oxybate

In the US, Sodium Oxybate (sodium oxybate systemic) is a member of the drug class miscellaneous anxiolytics, sedatives and hypnotics and is used to treat Cataplexy, Fibromyalgia and Narcolepsy.

US matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Anesthetic, injectable

Chemical Names

4-Hydroxybuttersäure, Natriumsalz

Butanoic acid, 4-hydroxy-, monosodium salt

Natriioxy butyras

Sodium gammahydroxybutyrate

Foreign Names

  • Natrii oxybas (Latin)
  • Natrium 4-hydroxybutyrat (German)
  • Sodium, oxybate de (French)
  • Oxibato de sodio (Spanish)

Generic Names

  • Sodium Oxybate (OS: USAN)
  • Gam-OH (IS)
  • NSC-84223 (IS)
  • Wy 3478 (Wyeth) (IS)

Brand Names

  • Alcover
    CT, Italy
  • Gamma-OH
    SERB Laboratoires, France
  • Natrii oxybutyras Kalceks
    Kalceks, Latvia
  • Sodium Oxybate
    West-Ward, United States
  • Solutio Natrii oxybutyrati 20%
    Kalceks, Lithuania
  • Somsanit
    Köhler, Germany
  • Xyrem
    Jazz Pharmaceuticals, Canada; Jazz Pharmaceuticals, United States; UCB, Czech Republic; UCB, Spain; UCB, Finland; UCB, Ireland; UCB, Lithuania; UCB, Norway; UCB, Poland; UCB, Slovakia; UCB, Turkey; UCB Nordic, Denmark; UCB Nordic, Sweden; UCB Pharma, Belgium; UCB Pharma, Cyprus; UCB Pharma, France; UCB Pharma, United Kingdom; UCB Pharma, Italy; UCB Pharma, Netherlands; UCB Pharma, Slovenia; UCB Pharma Ltd, Iceland; UCB Pharma Oy Finland, Estonia
  • Xyrem 500mg/ml
    UCB Pharma, Austria; UCB Pharma, Germany; UCB Pharma, Luxembourg; UCB-Pharma, Switzerland


ISInofficial Synonym
OSOfficial Synonym
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.