Allergic conjunctivitis is an inflammation of the conjunctiva; a thin vascular tissue covering the inner aspect of the eyelids.
Allergic conjunctivitis is noninfectious. It can be caused by seasonal, vernal, or atopic allergens. Symptoms can vary from being mild to acute exacerbations. The symptoms of allergic conjunctivitis include:
Treatment of allergic conjunctivis is directed toward avoiding the presumptive allergen. For mild allergic conjunctivis avoid rubbing the eye, try artificial tears and cool compresses. For redness and itching associated with allergic conjunctivitis, the following over the counter (OTC) medications provide a decongestant action as well as an antihistamine effect: