Autumn nosebleed, with the dry climate in the fall, common in dry rhinitis, allergic rhinitis and other diseases, need to take targeted treatment according to different causes. 1. Dry climate: the air is relatively dry in the fall, it is easy to induce the nasal mucosa dry phenomenon triggered by bleeding, and when serious, it may cause the nasal mucosa dry crust phenomenon. You can use local erythromycin ophthalmic ointment anti-infection treatment, but also can relieve the phenomenon of dry nasal mucosa. 2. Dry rhinitis: dry climate aggravates the symptoms of dry rhinitis, nasal mucosa capillary fragility, slight stimulation of blowing the nose, coughing, sneezing, etc. can cause nasal bleeding. Nasal cavity can drop compound peppermint oil nose drops, liquid paraffin and vegetable oil nose drops; saline nasal rinse. 3. Autumn has more allergic substances, it is easy to trigger allergic rhinitis, which leads to itchy nose, sneezing and other symptoms. Frequent sneezing can easily cause nasal mucous membrane breakage and bleeding. You can use second-generation antihistamines, such as diclofenac tadine and cetirizine orally; mometasone furoate nasal spray and other hormonal nasal sprays, and nasal rinsing treatment. Nosebleeds can also be caused by nasal masses and systemic diseases, for more frequent nosebleeds, it is necessary to carry out timely nasal endoscopy, nasal CT, blood routine, coagulation series and other items, to clarify the specific causes and standardize the treatment. Drugs must be applied under the guidance of a doctor.