Minoxidil (Rogain®)
Many people have confidence in this product for restoring hair growth. It's available at any pharmacy without a prescription and it appears to work for a lot of people. Minoxidil is useful for both men and women to assist in regrowing hair. Treatment needs to be continuous, however, because ceasing treatment with Minoxidil will cause the hair to again begin falling out.
Finasteride (Propecia®)
Finasteride in an antiandrogen 5-alpha reductase inhibitor, marketed under the names Propecia, Proscar, Finacar and others. It is a prescription medication and may be the best hair loss product for some people. A visit to a doctor is required to get a prescrption, but that in itself is not a bad thing because the doctor will check to see if there is some underlying cause for the hair loss that may require treatment. There are some known side effects with Finesteride, including erectile dysfuntion, that affect a small number of users of the preparation.