Itchy scalp with minoxidil tincture is mostly caused by an adverse reaction to the medication and can be continued if symptoms are not severe. Minoxidil tincture is a peripheral vasodilator, local use can stimulate male pattern baldness or baldness and other symptoms. Some patients in the drug will appear scalp itching, local redness, itching and other phenomena, this is due to adverse drug reactions caused by, if the scalp itching symptoms are mild can continue to use the drug, does not affect the efficacy of the drug, if the side effects are serious advice to consult a doctor in time. The use of minoxidil tincture produces scalp itching is due to the influence of the drug ingredients, because the drug can stimulate the growth of hair follicles, for the skin will cause irritation, produce adverse reactions. In addition, the drug is contraindicated in patients who are allergic to the components of the drug. The use of minoxidil tincture is recommended to consult a doctor first, under the guidance of the doctor’s scientific use of drugs, do not blindly use their own medication.