The first thing you need to do is to identify the cause and the cause of the bleeding, and then take targeted treatment for the cause and the cause, such as environmental dryness, rhinitis, deviated septum and other diseases, then accordingly take to improve the humidity of the surrounding environment, drink more water, and actively treat rhinitis or deviated septum and other diseases. 1. Environmental dryness: Nose dryness and bleeding are usually caused by physiological reasons such as hot and dry outside air or dehydration of the body. To deal with this situation, you can increase the indoor temperature, drink a lot of water, local use of compound menthol nose drops, cod liver oil nose drops and so on to keep the nasal cavity moist. 2. Atrophic rhinitis, dry rhinitis: physiological seawater nasal spray can be used to wash the nose, appropriate supplementation of vitamins to promote the repair of the mucous membrane barrier, and topical use of oily nasal drops to reduce the loss of nasal fluid. 3. Deviated nasal septum: excessive deviation of nasal septum can form thin mucous membrane and insufficient glandular secretion in the raised part, leading to dry and bleeding nasal cavity, surgery can be considered to correct the structural abnormality. This symptom should seek medical treatment in time to clarify the diagnosis and standardize the medication and treatment according to the cause of the disease.