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Sodium Phenylacetate

In the US, Sodium Phenylacetate (sodium benzoate/sodium phenylacetate systemic) is a member of the drug class miscellaneous uncategorized agents.

US matches:



CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Treatment of metabolic disease

Chemical Name

Benzeneacetic acid, sodium salt

Foreign Name

  • Natrium phenylacetat (German)

Generic Names

  • Sodium Phenylacetate (OS: USAN)
  • Natrium 2-phenylacetat (IS)

Brand Names

  • Ammonul (Sodium Phenylacetate and Benzoic Acid)
    Ucyclyd, Taiwan; Ucyclyd Pharma, United States
  • Ucephan (Sodium Phenylacetate and Sodium Benzoate)
    Ucyclyd, Taiwan


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.