Right now you can get a FREE Pataday Extra Strength Eye Drops. Get fast eye care and allergy itch relief with Pataday Once Daily Relief Extra Strength, the first full 24-hour eye allergy eye drops available without a prescription. A single eye drop of Pataday Extra Strength features the ingredient doctors prescribed most for eye allergy itch relief caused by pollen, ragweed, grass, animal hair and dander. If you want to get this freebie, click on the “Get FREE” button and fill out the form. Limit one per household. Continental U.S. shipping addresses only.