Minoxidil solution is used for promoting hair regrowth in patients who are experiencing gradually thinning hair or gradual hair loss on the top of the head.
Minoxidil solution is a vasodilator. It is not known how minoxidil solution stimulates scalp hair growth. It is possible that it dilates blood vessels in the scalp, which may improve hair follicle function and stimulate scalp hair growth.
Burning or irritation of the eye; itching; redness or irritation at the treated area; unwanted hair growth elsewhere on the body.
Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest pain; dizziness; fainting; fast heartbeat; sudden, unexplained weight gain; swollen hands or feet.