An estimated 20% of the world’s population suffers from allergic disease and may present as red itchy eyes, rhinitis (runny nose), asthma, and allergic conjunctivitis. Ocular allergies are specific immunologic changes that result in inflammation on the conjunctival surface. This is a response to an increased level of Mast cells in the surface tissue and will result in a mild allergic reaction. When immunoglobulin E is introduced and interacts with a mixture of mast cells, lymphocytes and eosinophils,... more