Comparison Between Efficacy of Topical Sildenafil 2% and Topical Minoxidil 5% in Treatment of Androgenic Alopecia
Status:
Recruiting
Trial end date:
2022-09-01
Target enrollment:
Participant gender:
Summary
Androgenetic alopecia (AGA) is hair loss with specific clinical pattern, It Is characterized
by follicular miniaturization, which occurs due to systemic androgens and genetic factors.
Prevalence differs according to ethnic groups. It is more common and more severe in white men
than in Asian and black men. The incidence increases with age. According to Hamilton's study,
the prevalence is 30% in men at the age of 30, and 50% in the age of 50. Generally, the age
of onset is the 3rd and 4th decade.