Johnson & Johnson Visine A.C. Drops are a fast-acting and effective solution for a wide range of eye discomforts. Formulated with tetrahydrozoline hydrochloride, zinc sulfate, and lubricating ingredients, these eye drops quickly reduce redness, soothe irritation, and keep eyes moist and comfortable. The 0.5 oz. bottle is convenient for on-the-go use, and the 90 units provide ample supply for extended relief. Whether you're experiencing irritated, red, or itchy eyes due to dry air, allergies, or other irritants, Visine A.C. Drops offer instant relief and long-lasting comfort. Simply instill 1-2 drops in each affected eye up to 4 times daily for fast and effective results.