12 citations,
March 2012 in “ATLA. Alternatives to laboratory animals” Hair follicles significantly affect the skin absorption of some drugs.
5 citations,
January 1994 in “Skin Pharmacology and Physiology” Minoxidil absorption in skin is slowed by cleansing, depends on how long it stays on the skin, and is not much affected by reapplication.
13 citations,
November 2017 in “BMC Veterinary Research” Fusidic acid can be an effective topical treatment for superficial bacterial infections in dogs.
3 citations,
April 2015 in “International research journal of pharmacy” Gentamicin penetrates pig skin better through open hair follicles than blocked ones.
153 citations,
October 2012 in “Skin Pharmacology and Physiology” Caffeine in cosmetics may reduce cellulite, protect skin, and stimulate hair growth, but more research is needed on its use and effects.