What should I do if my nose itches when I blow on the air conditioner?

Blowing the air conditioning nose itch may be due to allergic rhinitis caused by contact with allergens in the air conditioning, or because the air conditioning caused by instantaneous changes in temperature triggered by vasomotor rhinitis and other conditions caused by the cause of the general treatment, medication and other treatments.
1. Allergic rhinitis
(1) General treatment: Regularly clean the indoor hygiene, wear a mask, and clean the air conditioner’s filter in time. Keep away from dust, dust mites and other possible allergens.
(2) Drug treatment: Intranasal glucocorticoid drugs such as fluticasone propionate can be used to play an anti-inflammatory role and effectively relieve the symptoms of nasal itching. At the same time, combined with oral antihistamines, such as cetirizine and other systemic anti-allergy treatment.
(3) Desensitization treatment: Consult the doctor to clarify the allergens, and follow the doctor’s instructions to carry out desensitization treatment.
2. Vasomotor rhinitis
(1) General treatment: avoid triggering factors, avoid instantaneous changes in temperature, and don’t keep the air conditioner temperature too low.
(2) Drug therapy: intranasal use of glucocorticoid nasal spray such as budesonide, with anti-inflammatory, anti-edema effect. Local use of antihistamines can play a role in relieving nasal itching, commonly used such as loratadine.
It is recommended that patients consult a doctor for a clear diagnosis, and actively treat the cause of the disease, the above drugs should be used in accordance with medical advice.