Androgens are known to involve some symptoms and diseases
such as androgenic alopecia and benign prostatic hyperplasia
(BPH), prostate cancer, acne, and hirsutism.
Testosterone is the major circulating androgen acting on
many androgen-responsive tissues. It is metabolized to a
more potent androgen, dihydrotestosterone (DHT) by 5α-
reductase. These androgens can bind to androgen nuclear receptors
and cause various hormonal actions [1–3]