Rogaine, an over-the-counter lotion that is rubbed on the scalp twice daily, is available in 2-percent and 5-percent strengths. Originally developed to treat high blood pressure, the drug has been ...

Minoxidil - the active ingredient in the over-the-counter Rogaine -- is commonly prescribed for hair loss, but is also used to dilate blood vessels as a treatment for high blood pressure. Because of ...

Minoxidil - the active ingredient in the over-the-counter Rogaine -- is commonly prescribed for hair loss, but is also used to dilate blood vessels as a treatment for high blood pressure.