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Generic Name: Olopatadine ophthalmic Ophthalmic O-loe-PAT-adeen“OH-loe-PAT”
Names of Brands: Pataday Once Daily Relief, Pataday Once Daily Relief Extra Strength, Pataday Twice a Day Relief, Pataday, Pazeo
The Class of Drugs: Ophthalmic antihistamines and decongestants

What is Pazeo?

Olopatadine is an antihistamine that reduces the natural chemical histamine found in the body. Histamine is a chemical that can cause itching or make the eyes water.Pazeo (for the eyes) helps treat itchiness in the eyes due to allergies.

Pazeo can also be used for other purposes that are not mentioned in this guideline for medication.

Side effects of Pazeo

Contact a medical professional immediately. If you are experiencing symptoms that indicate an allergy, such as symptoms of hives, breathing difficulties, and swelling of your lips, face, or tongue,

Pazeo can cause serious adverse effects. Take a break from Pazeo and contact your physician immediately if you suffer from:

  • Eye discomfort or changes in vision
  • Eye itching that becomes more severe or persists for longer than 72 hours.
  • Extreme burning, stinging, or irritation following the use of the medicine
  • Eye swelling, redness, intense pain, crusting, or the appearance of drainage may be signs of an

The less serious side effects could be more likely, and there may be no side effects whatsoever.

This isn't a complete list of all the side effects. Other side effects could be present. Consult your physician to seek medical advice on the effects. You can report adverse reactions to the FDA at 1-800-FDA-1088.

Similar or related drugs

ketorolac eye drops, Pataday, Olopatadine eye drops, Lotemax, Patanol, and Alrex


Follow the directions on the label of your medication and on the label of your package. Inform your health care providers about your medical ailments, allergies, and any medications you take.

Before you take this drug

It is not recommended to use Pazeo if you have an allergy to it.

Consult a pharmacist or doctor to determine whether Pazeo is suitable for you if you suffer from any eye infection.Inform your doctor if you are breastfeeding or pregnant.Pazeo is not a product that has been approved for use by children younger than two years old.

How to take Pazeo?

Follow the directions on the label or as recommended by your physician.

Do not use them if you wear contacts that are soft. The ingredient that preserves this medicine can permanently stain your lenses. Make sure to take the medicine for at least 15 minutes prior to inserting your contact lenses.Cleanse your hands prior to applying eye medications.

To apply the drops to your eyes, tilt your head back slightly, then pull down the lower eyelid, creating an eyelid pocket. Then, hold the dropper in front of the eye and squeeze the drop into the pocket. Then, close your eyes for about one or two minutes.

  • At least 10 minutes prior to using the other drops for your eyes or medications your medical professional has advised you to use.

Only use the number of drops listed on the medication label.

Do not touch the edge of your eyedropper or put the dropper directly on your eyes. Drops that have been contaminated could affect your eyes and result in severe vision issues.Don't use eye drops if they are cloudy or have changed color.

Keep at room temperature, away from heat and moisture. Don't freeze. Make sure the bottle is tightly sealed when not being used.

What happens if I miss a dose?

Take the medication as quickly as you can; however, take a break from your missed dose if it's nearing the time to take the next dose. Don't take two doses at once.

What happens if I overdose?

A dose of Pazeo isn't likely to be dangerous. You should seek medical attention in an emergency or contact the Poison Helpline at 1-800-222-1222 if you have accidentally swallowed the drug.

What should be avoided?

Do not wear contact lenses if your eyes are irritated or red. Pazeo is not able to address eye irritation caused by wearing contact lenses.

Interaction with other drugs

Eye medicine is unlikely to be affected by any other medications you take. However, many medications can interfere with one another. Inform your healthcare professionals about all medications you take, including medications that are prescribed and available over the counter, vitamins, and herbs.