Sometimes the regrown hair resembles baby hair. There are not many people who get all their hair back, and it's usually not quite as thick. But there can be enough for some people to hide the bald spots and have it blend with existing hair. It stops working soon after use is discontinued. Dr. Gibson recommends that people stop treatment if they experience insignificant results within 6 months.
Side effects can include some dryness and irritation of the scalp.
The product seems to be most effective in early stages of hereditary baldness. Finasteride, marketed as Propecia, was approved in late 1997. It is the first and only approved treatment for pattern baldness that comes in pill form. Dosage is one tablet a day. Like minoxidil, its positive results may take several months.