There are only two FDA approved medications clinically proven to be effective in not only stopping hair loss but in stimulating regrowth of hair that has gone dormant.
Bosley Professional Strength 5% Hair Re-Growth Treatment. This topical treatment is FDA Approved and clinically proven to re-grow hair and halt or slow down hair loss in some cases, for men with genetically driven hair loss.
Use dropper to apply directly onto scalp on the top and/or crown of head each morning and evening. Apply to towel dry or dry hair (does not need to be freshly shampooed). Allow one to two minutes to dry before applying other treatments or styling products (may apply other treatments, leave-in conditioners or styling product after applying Regrowth Treatment), style as usual.