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Follow all directions on your prescription eye. Do patanol drop in the bathroom. A less common condition called chronic allergic conjunctivitis can occur year-round. Headache, blurred vision, burningstingingrednessdryness of the eye, eyelid swelling, or a feeling as if something is in your eye may occur.

Histamine can produce symptoms of itching or watery eyes. Tell your doctor if you are pregnant or plan to become pregnant.

Avoid wearing contact lenses while your eyes are red or irritated.