Hair loss is a common and distressing symptom. With the approvalof two drugs that promote hair growth finasteride andminoxidil we can now treat patients with some typesof hair loss. Both drugs influence the hair-growth cycle andincrease the length and diameter of existing hair, althoughtheir mechanisms of action differ. In this article, I will focuson the treatment of two common problems, androgenetic alopeciaand alopecia areata, both of which involve a reversible alterationof the hair-growth cycle.
The Hair-Growth Cycle
Hair growth is cyclic, with phases of growth (anagen), involution(catagen), and rest (telogen) (Figure . . . [Full Text of this Article]
Androgenetic Alopecia
Pathophysiology
Treatment in Men
Finasteride
Minoxidil
Treatment in Women
Minoxidil
Finasteride
Estrogen
Spironolactone
Alopecia Areata
Treatment
Glucocorticoids
Minoxidil
Anthralin
Topical Immunotherapy
Conclusions
Source Information
From the Department of Dermatology, University of California at San Francisco, San Francisco.
Address reprint requests to Dr. Price at 350 Parnassus Ave., Ste. 404, San Francisco, CA 94117.
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