Saline to treat rhinitis, clinically, mainly includes the following cases: 1, for acute rhinitis patients, clinically can be treated with physiological sea saline, which is hypertonic liquid, sprayed into the nasal cavity so that the nasal mucosa, especially the mucosa of the inferior turbinate is in a dehydrated state, so that the mucosal swelling is reduced, the secretion is reduced, so that the patient’s symptoms of congestion, runny nose, etc., reduce, and is conducive to the relief of the symptoms; 2, for chronic rhinitis. For example, patients with simple rhinitis, hypertrophic rhinitis, dry rhinitis, atrophic rhinitis, there is a large amount of secretion in the nasal cavity blocking secretion, it is not easy to come out by blowing the nose, you can use medical saline to do the rinsing treatment of the nasal cavity, through the rinsing can be rinsed out of secretion clean, but also to keep the nasal cavity moist, to alleviate the nasal dryness and nasal congestion and so on, it has a very good help; 3, for allergic rhinitis patients. Clinically, you can also use physiological sea saline, or saline to do the external treatment of the nasal cavity, you can drop in or rinse, to alleviate the swelling of the nasal mucosa, reduce nasal secretions, rinse out the allergens in the nasal cavity, there is a lot of help.