Ocudine 0.2% Eye Drops – Allergy & Redness ReliefOcudine 0. 2% Eye Drops Olopatadine for Allergy Relief Ocudine 0. 2% Eye Drops contain Olopatadine, a powerful antihistamine that provides effective relief from allergic conjunctivitis. By blocking histamine, a natural substance that triggers allergy symptoms, these drops help reduce itching, redness, swelling, and irritation in the eyes caused by allergens such as pollen, dust, or pet dander. Doctors commonly prescribe Ocudine 0. 2% for patients