Finasteride: BPH and Male Pattern Baldness

Though originally used to treat benign prostate hyperplasia,  5-alpha-reductase inhibitors are now widely prescribed to combat hair loss. In fact, in 2020 around 2.4 million prescriptions were written for the 5-alpha reductase inhibitor finasteride, in order to treat male pattern baldness. So what is a 5-alpha reductase? 5-alpha reductase is an enzyme that is present […]