Roman hair regrowth treatment can work to treat hair loss, and, in some cases, even regrow hair. Minoxidil solution 5% is an over-the-counter, topical treatment for hair loss that's easy to use and clinically proven to help hair regrowth on the top of the scalp. It takes a few months to see results and for the first couple of months there will likely be no visible change. Around 3–6 months, it may become noticeable that hair loss has slowed, stopped, or in some cases maybe even reversed. It takes a few months to see results and for the first couple of months there will likely be no visible change.