Global Allergic Rhinitis Market Size, Trends and Growth Opportunity, By Type ( Seasonal, Perennial, and Occupational Rhinitis ), By Treatment ( Immunotherapy, Antihistamines, Decongestants, Vertebral Fusion, Corticosteroids and Others), By Route of Administration (Oral, Parenteral, and Intranasal),By Form (Solid, Liquid), By Test (Skin Test, IgE RAST Test, and Complete Blood Count), By Distribution Channel (Hospital Pharmacies, Retail Pharmacies and Online Stores), By Region (North America, Europe, Asia Pacific, Latin America, Middle East & Africa ) and forecast till 2027.