A 10-year-old girl’s hair loss can be seen in seborrheic alopecia, baldness and other diseases, most of which are treated with medication. 1. Seborrheic alopecia: that is, androgenic alopecia, mostly with a family history, hair loss from the sideburns and forehead hairline began to gradually fall back, occipito-temporal hair is normal. Minoxidil can be used locally to promote hair growth, and ketoconazole hair lotion can be used as an anti-inflammatory agent. If necessary, Finasteride and other drugs can be used under the guidance of doctors. 2. Patchy baldness: it is a kind of mental factor-led, autoimmune-related non-scarring hair loss disease. Minoxidil can be used locally to improve blood circulation and promote hair growth, and prednisolone suspension or compound betamethasone injection can be used intradermally to reduce inflammation around hair follicles. Phototherapy can also be used under the guidance of a doctor. In addition, you need to eat more food rich in protein, vitamins and calcium. There are many other causes of hair loss in children, and it is advisable to consult a specialist for evaluation and treatment. All of the above medications should be used under a doctor’s supervision, avoiding self-medication.