Non-allergic rhinitis (NAR) is a condition where a person exhibits many allergy like nasal symptoms, but has normal allergy test results, normal CT Sinus scan, and/or normal structural nasal endoscopic exam. It is a condition loosely termed the "hypersensitive" nose. It is also known as vasomotor rhinitis. NAR can be divided between non-inflammatory and inflammatory NAR . Inflammatory NAR can also be further broken down into different subtypes based on nasal smear cytology…