5-alpha-reductase Finasteride is a commonly used medication for treating androgen driven conditions such as male pattern baldness or benign prostatic hyperplasia. It inhibits the activity of the type II 5-alpha-reductase enzyme, which converts testosterone into the much more potent androgen Dihydrotestosterone (DHT). [1] The Type II isoform is expressed in the liver, skin, and prostate. … Continue reading Epigenetic Modification: Restoring 5-alpha-reductase