Pataday Once Daily Extra Strength Relief Allergy Eye Drops, 2.5 ml, Twin Pack, Antihistamine Eye Drops with Olopatadine 0.7% for Relief from Eye Allergy Itching, Works Up to 24 Hours

Customers find these eye drops effective, with one noting they work up to 24 hours. They provide excellent relief for dry, itchy allergy symptoms, with customers reporting immediate soothing effects. Regarding value for money, opinions are mixed, with some finding it a great value while others consider it too expensive. Eye irritation experiences are also mixed, with some customers saying their eyes feel great after use while others report stinging sensations.