Rhinitis caused by coughing for a long time may be caused by postnasal drip syndrome, allergic pharyngolaryngitis, atrophic rhinitis, etc., can be treated by antibiotic drugs, anti-allergic drugs, vitamins and other drugs. 1. Postnasal drip syndrome: also known as upper airway cough syndrome, is acute and chronic rhinitis, sinusitis, nasal mucosal secretions backflow into the posterior wall of the pharynx caused by coughing, can be used externally fluticasone propionate nasal spray nasal spray and other medications, taking Cangzhi rhinitis drops and other medications. 2. Allergic pharyngolaryngitis: allergic rhinitis causes allergic pharyngolaryngolaryngitis, resulting in coughing can take cetirizine hydrochloride tablets, montelukast sodium tablets and other anti-allergy drugs for treatment. 3. Atrophic rhinitis: atrophic rhinitis will develop continuously and atrophic pharyngitis will occur, and cough will appear. Treatment can be applied to the mucous membrane of the posterior pharyngeal wall with a small dose of iodine, which can promote the secretion of glands and improve the symptoms of dryness. Taking vitamin A, vitamin B2, vitamin C and vitamin E can promote the growth of mucosal epithelium. Specific drugs, should be used correctly under the guidance of a doctor, it is recommended that patients seek timely medical attention, clear diagnosis for targeted treatment.