Both Minoxidil and Finasteride are FDA approved medicines for the treatment of hair loss.
It is an over-the-counter foam or liquid which you can rub into your scalp two times daily. It helps to grow hair and to prevent hair loss further. It is meant for use in both men and women. With its use mostly people get positive effects as hair regrowth, retarded rate of hair loss. This effect is mostly visible at 16 weeks and you have to continue its use to retain benefits.
There are few side effects of Minoxidil as scalp irritation, unwanted hair growth on the nearby skin of the hands and face and tachycardia.
It is only for the use in men. It is available as pill. It show benefit to many men as retarded hair loss and new hair growth. You require using this medicine continuously to retain its benefits.
It shows rare side effects as reduced sex drive and sexual function and enhanced risk of prostate cancer. It should not be touched by pregnant women.