Severe hair loss in girls may be caused by seborrheic alopecia, patchy baldness, postpartum alopecia, etc. Its treatment usually includes general conditioning, medication, surgery and other methods. 1. Seborrheic alopecia: In this case, you can apply minoxidil tincture externally and take spironolactone or cyproterone orally. If the effect of medication is not good, follicle transplantation can also be used. In addition, you need to pay attention to regular cleaning of the scalp, light diet, avoid staying up late and so on. 2. Patchy baldness: If there is patchy baldness, which can be manifested as limited hair loss, you can use glucocorticosteroids such as hydrocortisone cream, hassinide solution and other coated, or local intradermal injection of tretinoin and other drugs. In addition, you need to pay attention to timely adjustment of the mind, and keep a good mood every day. 3. Postpartum hair loss: women are prone to post-partum hair loss, generally can be gradually recovered, usually pay attention to balanced nutrition, maintain a good mood. If women’s hair loss is serious, it is recommended to go to the hospital in a timely manner, a clear diagnosis, symptomatic treatment, the use of the above drugs should follow the doctor’s instructions.