Permethrin

Chemical formula: C₂₁H₂₀Cl₂O₃  Molecular mass: 391.288 g/mol  PubChem compound: 40326

Active ingredient description

The principal physiological action in insects (lice) exposed to permethrin is induction of electrochemical abnormalities across the membranes of excitable cells, leading to sensory hyperexcitability, inco-ordination and prostration. It is assumed that the mode of action against arachnids (mites) is similar.

Medicine classification

This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:

ATC code Group title Classification
P03AC04 Permethrin P Antiparasitic products, insecticides and repellents → P03 Ectoparasiticides, incl. scabicides, insecticides and repellents → P03A Ectoparasiticides, incl. scabicides → P03AC Pyrethrines, incl. synthetic compounds
Discover more medicines within P03AC04

Product monographs

Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):

Title Information Source Document Type  
LYCLEAR Creme rinse Medicines & Healthcare Products Regulatory Agency (GB) MPI, EU: SmPC
LYCLEAR Cream Medicines & Healthcare Products Regulatory Agency (GB) MPI, EU: SmPC

Structural formula

Graphic representation of the active ingredient's molecular structure

External identifiers

CAS Substance: 52645-53-1
DrugBank Drug: DB04930
KEGG Drug: D05443
PubChem Compound: 40326
RxNorm Ingredient: 33199
SNOMED-CT Concept: 410457007
Permethrin (substance)
UNII Identifier: 509F88P9SZ
PERMETHRIN

Medicines

Permethrin is an active ingredient of these brands:

United States (US)

Australia (AU)

Austria (AT)

Canada (CA)

Estonia (EE)

Finland (FI)

France (FR)

Hong Kong (HK)

Ireland (IE)

Israel (IL)

Lithuania (LT)

Mexico (MX)

Netherlands (NL)

New Zealand (NZ)

Poland (PL)

South Africa (ZA)

Spain (ES)

Turkey (TR)

United Kingdom (UK)

Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide.

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