The runny nose of allergic rhinitis is due to the sensitivity of anterior ethmoidal nerve, which leads to the increase of nasal secretions. To treat allergic rhinitis, we must first analyze whether your nasal mucosa is constantly stimulated by inflammation, whether it is in a pale and allergic state, and whether the turbinate has edema. Fundamentally speaking, it is recommended to use Zhenqitong Biyan Powder, which is non-toxic and has no side effects, and has a good effect on all kinds of rhinitis. It can completely eliminate rhinitis after 30-40 days. Allergic rhinitis, also known as allergic rhinitis, is a type I allergic reaction that causes nasal mucosa allergy. Because the body is more sensitive to certain allergens. An abnormal reaction characterized by nasal mucosal injury. Clinically, there are two kinds of perennial and seasonal. The former is dominant. Identify allergens and avoid contact with or ingestion of allergens. Antihistamine treatment, chlorpheniramine, chlorpheniramine, kairuitan, terfenadine, etc.