Epicarin, C_{6}H_{3}(OH)(COOH) (CH_{2}C_{10}H_{6}OH) 2:3:1 =
C_{18}H_{14}O_{4}, β-naphthol-hydroxy-toluic acid.
Actions and Uses.—Epicarin is a non-poisonous antiseptic and
parasiticide. Administered internally, it is excreted mostly
undecomposed. It has been found useful in the treatment of
skin-diseases, particularly scabies, tinea tonsurans, prurigo and
certain forms of eczema. Dosage.—It is used externally only in the form
of 5 to 20 per cent. ointment, with petrolatum or wool fat (lanolin) as
base, or in the form of oily or alcoholic solutions (10 per cent.).
Manufactured by Farbenfabriken, vorm. Friedr. Bayer & Co., Elberfeld,
Germany (Continental Color and Chemical Co., New York).