Bepotastine Besilate is a type of eye-drop that is utilized for the treatment of itching of eyes caused by allergies. This kind of medication performs by blocking a define organic substance (histamine) which causes symptoms of allergic. This medication should not be utilized for the treatment of irritated or red eyes because of wearing of contact lenses. Formulated with chemical formula C27H31ClN2O6S, the Bepotastine Besilate should be applied in the affected eyes generally two times in a day or a directed by your physician.