and used to treat severe refractory hypertension — high blood pressure resistant to treatment. When it comes to your hair, minoxidil shortens the telogen (resting) phase of the hair growth cycle ...

Low-dose oral minoxidil, the hair growth drug which is the active ingredient in Rogaine, may be safe and effective for ...

In its early days, before this topical treatment was developed and promoted as a mainstream hair loss treatment, minoxidil was developed as a treatment for hypertension (high blood pressure).