Polidocanol

**Definition:** An alkyl polyglycol ether of LAURYL ALCOHOL, chemically defined as an alcohol ethoxylate having an average alkyl chain of 12–14 carbon atoms, and an ethylene oxide chain of 9 ethylene oxide units. It is used as a detergent, and medically as a local anesthetic, and as a sclerosing agent for the treatment of ESOPHAGEAL AND GASTRIC VARICES and VARICOSE VEINS.

**Tree numbers:** - D02.033.455.250.700.670 - D05.750.741.630 - D25.720.741.630 - J01.637.051.720.741.630

**Synonyms:** - Laureth 9 - Laureth-9