ATC Group: N01BX Other local anesthetics

Capsaicin, or 6-nonenamide, N-[(4-hydroxy-3-methoxyphenyl) methyl]-8-methyl, (6E), is a highly selective agonist for the transient receptor potential vanilloid 1 receptor (TRPV1). The initial effect of capsaicin is the activation of TRPV1-expressing cutaneous nociceptors, which results in pungency and erythema due to the release of vasoactive neuropeptides.

Dyclonine effects surface anesthesia when applied topically to mucous membranes.

Chloroethane, commonly known by its old name ethyl chloride, is a chemical compound with chemical formula CH3CH2Cl, once widely used in producing tetraethyllead, a gasoline additive.

Eugenol is an aromatic oil extracted from cloves that is used widely as a flavoring for foods and teas and as an herbal oil used topically to treat toothache and more rarely to be taken orally to treat gastrointestinal and respiratory complaints.

Myrtecaine is a local anaesthetic. It is used to treat muscle strains, tendinitis or ligament sprains and joint pain. It is a surface anaesthetic, adds to the analgesic and anti-inflammatory actions of diethylamine salicylate by facilitating its penetration. Also myrtecaine has a muscle relaxant effect.