Minoxidil Topical Aerosol, 5% is a hair regrowth treatment for men. The active ingredient is minoxidil 5%. This unscented, easy-to-use foam topical treatment revitalizes hair follicles and is clinically proven to help regrow hair. This product is not for use by women. It is not intended for frontal baldness or receding hairline. Minoxidil Topical Aerosol, 5% is for men who have a general thinning of hair on the top of the scalp.