Olopatadine (Olapan) 1mg/ml (0.1% w/v) Ophthalmic Solution is an antihistamine eye drop used to treat allergic conjunctivitis, which causes symptoms such as itching, redness, and watering of the eyes. The solution contains 1mg of Olopatadine per milliliter, with a total volume of 5ml in the bottle. Olopatadine works by blocking the release of histamine, which is responsible for allergic symptoms. The drops are typically applied to the affected eye(s) as directed by a healthcare provider to alleviate symptoms of eye allergies. This product is designed for topical use in the eyes and provides relief from allergy-related eye discomfort.