Shuntomin generic name cromoglycoside naphthylenamin nasal spray, a mast cell membrane stabilizer, symptoms of allergic rhinitis caused by pollen, room dust, etc.: runny nose, nasal congestion, sneezing. Due to its composition specifically reduces the secretion of nasal secretions and reduces allergic reactions. Sodium cromoglycate, naphazoline hydrochloride and chlorpheniramine maleate are the ingredients of Cromoglycate Nasal Spray. 1. Chlorpheniramine maleate is an antihistamine, which can inhibit vasodilation, reduce the permeability of blood vessels, and reduce nasal secretion, so that the nasal discharge is reduced or no nasal discharge appears after spraying. 2. It also includes sodium cromoglycate, which can stabilize mast cell membranes and inhibit the release of allergic mediators such as histamine and 5-hydroxytryptophan, which can alleviate the uncomfortable symptoms such as snotty nose, itchy nose and nasal congestion. 3. Naphazoline hydrochloride has vasoconstrictive effect, thus reducing congestion and edema caused by inflammation. Cromoglycol naphthylenamin nasal spray has a certain effect on the relief of runny nose, but it is not suitable for any situation of runny nose, need to regulate the use of the drug under the guidance of the doctor.