Olopatadine is the brand name.
Used for preventing itchy, red, or watery eyes due to allergies.
Allergens include pollen, pollution, dust, and animal dander.
May be used alone or with other allergy medicines.
Is an antihistamine which reduces the eye symptoms of an allergic reaction of itchy, red, and watery eyes.
Pataday drops is only for the eye, and should not be used when wearing contact lenses.
Works best when used regularly and before signs and symptoms begin to occur.
Not used to treat contact lens irritation.
Should not be used in children younger than 3 years old.
Most common side effects include: Blurred vision; burning or stinging; change in taste; dryness of the eye; eye pain; feeling that something is in your eye; head congestion; headache; itching; redness in the eye; runny nose; sore throat; tearing; weakness.
May be harmful if swallowed.