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CAS registry number (Chemical Abstracts Service)


Therapeutic Categories

Treatment of dry eyes

Pharmaceutic aid: thickener

Chemical Name

Cellulose 2-hydroxyethyl ether (WHO)

Foreign Names

  • Hyetellosum (Latin)
  • Hyetellose (German)
  • HyĆ©tellose (French)
  • Hietelosa (Spanish)

Generic Names

  • Hydroxyethyl Cellulose (OS: USAN)
  • Ethylose (IS)
  • HEC (IS)
  • Tylose H 300 (IS)
  • UNII-8136Y38GY5 (IS)
  • Hydroxyethyl Cellulose (PH: NF 33)
  • Hydroxyethylcellulose (PH: BP 2016, Ph. Eur. 8)
  • HydroxyĆ©thylcellulose (PH: Ph. Eur. 8)
  • Hydroxyethylcellulosum (PH: Ph. Eur. 8)

Brand Name


ISInofficial Synonym
OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name
WHOWorld Health Organization

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

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