Low hair volume may be related to seborrheic alopecia, malnutrition, ringworm and baldness, etc. Different medications need to be given according to different causes before hair volume can be increased. 1. Seborrheic alopecia is also called androgenetic alopecia, low hair volume is related to the abnormal secretion of androgen in the body, in terms of treatment, you can give some drugs to inhibit androgen (finasteride tablets, spironolactone tablets) and vasodilating drugs (minoxidil tincture) treatment. 2. If the hair volume is low due to malnutrition, it is necessary to strengthen the nutrition and achieve balanced nutrition to increase the hair volume. 3. The hair volume caused by ringworm is related to the stimulation of the scalp and hair follicles caused by ringworm, and the hair volume can be gradually improved after treatment with antifungal drugs (ketoconazole lotion). 4. The low hair volume caused by spot baldness is related to mental factors as well as living habits, so it is necessary to keep the mood happy and maintain good working habits, and at the same time, combined with medication such as topical glucocorticoid ointment (fluticasone propionate ointment) or intracutaneous injection of tretinoin and other medications, the volume of hair will gradually increase. Due to the different causes of the disease, the adopted treatment plan is different, the specific situation needs to ask the doctor to interview with the clinical analysis. The medication should be used according to the doctor’s prescription.