Children’s allergic rhinitis nosebleed, should be carried out to stop bleeding, but the main thing is to stay away from allergic factors, the use of anti-allergy and other drugs for treatment. Children’s allergic rhinitis of the nasal mucosa manifests vasoconstriction or dilatation, edema and other pathological changes, if the blood vessels are overcongested, edema, may rupture and nosebleed, generally can be through the pressure of the bleeding point to stop bleeding. But the main thing is to treat allergic rhinitis, such as the use of cetirizine and other drugs, nasal saline rinse can also reduce mucosal edema. You should also stay away from allergy-causing environments or substances. Drugs should be used under the guidance of a doctor. Usually pay attention to avoid the habit of repeated nose picking.