Perennial Allergic Rhinitis Symptoms

perennial allergic rhinitis
About twenty percent of patients who have common allergic rhinitis are also having perennial allergic rhinitis symptoms. This fact is also reflected in their patterns of drugs and medication use. Compare to seasonal allergic rhinitis, perennial allergic rhinitis patients have significantly higher health care costs and rates of comorbidities and greater use of concomitant medical treatment. (more…)