In the 1960s, oral Minoxidil was developed to treat hypertension; as a side effect, very surprisingly, Minoxidil boosted hair growth in the patients! In the 1980s, topical Minoxidil was crafted to deal with hair loss in men. In the 1990s, topical Minoxidil was used to manage hair loss in women. The FDA has approved 2 % topical Minoxidil as treatment for hair loss and balding .