It is fine to take Tongkang Rhinitis Granules both before and after meals. Taking it before meals enables the drug to be fully absorbed and improves the utilization of the drug. If you take it after meal, the absorption of the drug may be a little bit worse because the drug is mixed with the food in the gastrointestinal tract, but the direct stimulation to the gastrointestinal tract will be much less. Clinically, it is mainly used for patients with good gastrointestinal function before meals, and after meals mainly for the elderly, children or patients with previous history of gastritis, gastric ulcer, gastric bleeding, etc. Tongkang Rhinitis Granules are mainly used for the treatment of rhinitis, sinusitis, allergic rhinitis and other related diseases, which can relieve nasal disinflation, reduce nasal secretions and relieve the symptoms of allergic rhinitis. The application process can be combined with other nasal spray hormones and antibiotics, and its effect may be more satisfactory.