Rogaine Hair Regrowth Treatment for MenROGAINE Topical Solution is clinically proven to regrow hair in men with hereditary hair loss and help reverse its progression. It contains the FDA approved topical ingredient minoxidil and works to enlarge shrunken follicles (increasing their size). This allows for normal healthy hair to develop over time. Ingredients 2% MinoxidilDirections Apply one ml with dropper 2 times a day directly onto the scalp in the hair loss area. Using more or more often