Permethrin

**Definition:** A pyrethroid insecticide commonly used in the treatment of LICE INFESTATIONS and SCABIES.

**Tree numbers:** - D02.355.726.713 - D02.455.426.559.389.657.654.713 - D02.455.849.575.188.750.636

**Synonyms:** - 3-Phenoxybenzyl-(+-)-cis,trans-2,2-dichlorovinyl-2,2-dimethyl-cyclopropylcarboxylic acid, ester - Cyclopropanecarboxylic Acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, (3-phenoxyphenyl)methyl ester - (m-Phenoxybenzyl)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate - 3-Phenoxybenzyl-cis,trans-(1RS)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate