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Lauromacrogol 400



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Therapeutic Categories

Agent for antivaricose therapy

Anesthetic, local

Antipruritic agent

Sclerosing agent

Contraceptive, spermicidal agent

Chemical Name

Polyethylene glycol monododecyl ether, the name is followed by a number (400) corresponding approximately to the average molecular mass of the polyethylene glycol portion (WHO )

Foreign Names

  • Lauromacrogolum 400 (Latin)
  • Lauromacrogol 400 (German)
  • Lauromacrogol 400 (French)
  • Lauromacrogol 400 (Spanish)

Generic Names

  • Laureth 9 (OS: USAN)
  • Lauromacrogol 400 (OS: DCF)
  • Lauromacrogolo 400 (OS: DCIT)
  • Polidocanol (OS: DCF, JAN)
  • Dodeceth-9 (IS)
  • Hetoxol L-9 (IS)
  • Macrogol-9-laurylether (IS)
  • Nonaethylene glycol monododecyl ether (IS)
  • PEG-9 laurylether (IS)
  • Polidocanol 600 (IS)
  • Polyethylene glycol (9) monododecyl ether (IS)
  • Lauromacrogol 400 (PH: BP 2016, Ph. Eur. 8)
  • Lauromacrogolum 400 (PH: Ph. Eur. 8)

Brand Names


DCFDénomination Commune Française
DCITDenominazione Comune Italiana
ISInofficial Synonym
JANJapanese Accepted 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

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