The early symptoms of allergic rhinitis patients are as follows: 1. Patients have sneezing symptoms with high frequency, mostly in the morning and evening; 2. Patients have runny nose symptoms, usually in the form of clear water, which may appear suddenly if the patient is cold and cannot be stopped; 3. Patients have nasal congestion on one or both sides of the nostrils; 4. Patients have nasal itching symptoms mainly in the nose and nasal mucosa, which may be accompanied by itching symptoms in the eyes, ears or throat.