What is Non-Allergic Rhinitis?
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**What is Non-Allergic Rhinitis?**
Non-allergic rhinitis, also known as vasomotor rhinitis [[2]], is a common chronic condition that causes inflammation and irritation of the nasal passages without an allergic trigger [[1]].
**Symptoms of Non-Allergic Rhinitis:**
* Nasal congestion or runny nose [[1]]
* Sneezing [[1]]
* Itchy nose [[1]]
* Reduced sense of smell [[1]]
**Causes of Non-Allergic Rhinitis:**
The exact cause of non-allergic rhinitis is unknown, but triggers can include:
* Irritants such as smoke, pollution, or strong odors
* Changes in temperature or humidity
* Hormonal changes (such as during pregnancy or menopause)
* Certain medications (such as aspirin or ibuprofen)
* Certain foods or drinks (such as alcohol or spicy foods)
**Diagnosis of Non-Allergic Rhinitis:**
Non-allergic rhinitis is typically diagnosed based on a patient’s symptoms and a physical examination of the nose. A doctor may also perform allergy tests to rule out allergies as a cause [[1]].
**Treatment of Non-Allergic Rhinitis:**
There is no cure for non-allergic rhinitis, but symptoms can be managed with:
* Nasal sprays or drops that contain corticosteroids or antihistamines [[3]]
* Oral antihistamines [[3]]
* Decongestants [[3]]
* Allergy shots (immunotherapy) may be beneficial in some cases
**Lifestyle Modifications for Non-Allergic Rhinitis:**
In addition to medical treatment, lifestyle modifications can help manage symptoms:
* Identifying and avoiding triggers [[1]]
* Using a saline nasal spray or rinse [[3]]
* Keeping the air in your home humidified [[3]]
I am interested in the mechanism for non-allergic rhinitis