Minoxidil and fexofenadine can be used together, minoxidil is a topical drug, fexofenadine is an oral drug, the two drugs do not conflict. Minoxidil is a peripheral vasodilator, which when used topically can stimulate the proliferation and differentiation of hair follicle epithelial cells, promote local vasodilatation, and stimulate the transformation of hair follicles from the resting phase to the anagen phase, thus stimulating the growth of hair in patients. This drug is a topical drug, only limited to the scalp local use, long-term use may have skin irritation and inflammation, minoxidil allergy is prohibited. Festinamide can cause a decrease in dihydrotestosterone concentration in the patient’s scalp and serum, reversing hair loss to a certain extent, and is used to treat androgenetic alopecia. Prolonged use may lead to adverse effects of sexual dysfunction and is contraindicated in patients with heart failure. There are no adverse reactions to the two drugs and they can be used together. Patients can not blindly use drugs after the symptoms of hair loss, before using drugs to see a doctor in the hospital to find out the cause of the use of medical advice.