Minoxidil can be used for the treatment of androgenetic alopecia and baldness, if hair loss occurs after use, it means that the method of use is improper, the dosage of the drug is small or the drug is allergic to this drug, you need to adjust the method of use, or take tacrolimus and other drugs for treatment. Minoxidil can be used for the treatment of androgenetic alopecia and baldness, if the use of hair loss after the use of the situation, may be caused by the use of improper method, this time you need to adjust the use of the method of application, from the affected area, each time the use of a reasonable amount, and pay attention to local massage. If you are allergic to this drug, hair loss may also occur, you can switch to other drugs to treat baldness, such as tacrolimus and other drugs. Minoxidil in the use of dermatitis, local swelling and other adverse reactions, for allergic people is prohibited to use, the use of the use of attention can only be used on the skin of the head, not to be applied in other places. When hair loss occurs, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor to use drugs or other methods of treatment, avoid unauthorized use of drugs.