82 citations
,
January 1994 in “Skin Pharmacology and Physiology” Hair follicles and glands significantly increase steroid absorption in skin.
34 citations
,
July 2010 in “Expert Opinion on Drug Delivery” The document concludes that there is no agreed-upon best method for measuring drug delivery within hair follicles and more research is needed to validate current techniques.
11 citations
,
December 2011 in “International journal of pharmaceutics” Ultrasound increases skin permeability but blocks hair follicles.
4 citations
,
April 2020 in “Dermatology practical & conceptual” Topical finasteride works faster and better than 17α-estradiol for postmenopausal hair loss.
October 2024 in “Journal of the Endocrine Society” A single steroid injection can cause serious side effects like Cushing Syndrome.