Children with allergic sinusitis itchy eyes can take antihistamines, such as loratadine, cetirizine and so on. Allergic sinusitis is mostly developed from allergic rhinitis, which is a non-specific allergic reaction disease of the sinus mucosa, usually induced under the stimulation of allergens such as dust mites, pollen and cold air. Clinical manifestations include sneezing, runny nose, itchy nose, itchy eyes, etc. Antihistamines such as loratadine and cetirizine can be used to rapidly relieve symptoms. In addition, for the nasal mucosa inflammation itself also needs to be treated, can use physiological sea saline to clean the nasal cavity, reduce the nasal mucosa edema and other treatments. All of the above drugs need to be used under the guidance of a doctor, avoid self-medication. When the child has symptoms such as nasal congestion and runny nose, it is recommended to consult a doctor in time to be evaluated and handled by a specialist to avoid delaying the condition.