Pataday

DRUG DESCRIPTION

PATADAY™ (olopatadine hydrochloride ophthalmic solution) 0.2% is a sterile ophthalmic solution containing olopatadine for topical administration to the eyes. Olopatadine hydrochloride is a white, crystalline, water-soluble powder with a molecular weight of 373.88 and a molecular formula of C21H23NO3 • HCl.

The chemical structure is presented below:

PATADAY (olopatadine hydrochloride ophthalmic solution) &™ (olopatadine hydrochloride) Structural Formula Illustration

Chemical Name: 11-[(Z)-3(Dimethylamino) propylidene]-6-11dihydrodibenz[b,e] oxepin-2-acetic acid, hydrochloride

Each mL of PATADAY™ (olopatadine hydrochloride ophthalmic solution) solution contains: Active: 2.22 mg olopatadine hydrochloride equivalent to 2 mg olopatadine. Inactives: povidone; dibasic sodium phosphate; sodium chloride; edentate disodium; benzalkonium chloride 0.01% (preservative); hydrochloric acid/sodium hydroxide (adjust pH); and purified water.

It has a pH of approximately 7and an osmolality of approximately 300 mOsm/kg.

What are the possible side effects of olopatadine ophthalmic (Pataday, Patanol)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop using olopatadine ophthalmic and call your doctor at once if you have severe redness, swelling, burning, stinging, drainage, crusting, or other irritation when using the eye drops.

Less serious side effects may include:

  • mild burning, stinging, irritation, itching, redness, or dryness of the eyes;
  • blurred vision;
  • ...

Read All Potential Side Effects and See Pictures of Pataday »

What are the precautions when taking olopatadine hydrochloride ophthalmic solution (Pataday)?

Before using olopatadine hydrochloride, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients (such as preservatives like benzalkonium chloride), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: contact lens use.

Your vision may be temporarily blurred or unstable after applying this drug. Do not drive, use machinery, or do any activity that requires clear vision until you are sure you can perform such activities safely.

This medication should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your...

Read All Potential Precautions of Pataday »


Pataday Consumer (continued)

SIDE EFFECTS: Headache, blurred vision, burning/stinging/redness/dryness of the eye, eyelid swelling, or a feeling as if something is in your eye may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

A serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction include: rash, itching/swelling (especially of the face/tongue/throat), dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

PRECAUTIONS: Before using olopatadine hydrochloride, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients (such as preservatives like benzalkonium chloride), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: contact lens use.

Your vision may be temporarily blurred or unstable after applying this drug. Do not drive, use machinery, or do any activity that requires clear vision until you are sure you can perform such activities safely.

This medication should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor.

It is not known whether this drug passes into breast milk. Consult your doctor before breast-feeding.


Pataday Patient Information Including Side Effects

Brand Names: Pataday, Patanol

Generic Name: olopatadine ophthalmic (Pronunciation: OH loe PAT a deen)

  • What is olopatadine ophthalmic (Pataday)?
  • What are the possible side effects of olopatadine ophthalmic (Pataday)?
  • What is the most important information I should know about olopatadine ophthalmic (Pataday)?
  • What should I discuss with my healthcare provider before using olopatadine ophthalmic (Pataday)?
  • How should I use olopatadine ophthalmic (Pataday)?
  • What happens if I miss a dose (Pataday)?
  • What happens if I overdose (Pataday)?
  • What should I avoid while using olopatadine ophthalmic (Pataday)?
  • What other drugs will affect olopatadine ophthalmic (Pataday)?
  • Where can I get more information?

What is olopatadine ophthalmic (Pataday)?

Olopatadine is an antihistamine that reduces the natural chemical histamine in the body. Histamine can produce symptoms of itching or watery eyes.

Olopatadine ophthalmic is used to treat ocular (eye) symptoms of allergic conditions, such as inflammation, itching, watering, and burning.

Olopatadine ophthalmic may also be used for other purposes not listed in this medication guide.

What are the possible side effects of olopatadine ophthalmic (Pataday)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop using olopatadine ophthalmic and call your doctor at once if you have severe redness, swelling, burning, stinging, drainage, crusting, or other irritation when using the eye drops.

Less serious side effects may include:

  • mild burning, stinging, irritation, itching, redness, or dryness of the eyes;
  • blurred vision;
  • feeling that something is in your eye;
  • puffy eyelids;
  • stuffy or runny nose, cough, sore throat;
  • weakness;
  • back pain;
  • headache; or
  • unusual or unpleasant taste in your mouth.

This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about olopatadine ophthalmic (Pataday)?

Before using olopatadine ophthalmic, tell your doctor if you have any type of infection in your eye.

Do not use olopatadine ophthalmic while you are wearing contact lenses. Olopatadine ophthalmic may contain a preservative that can be absorbed by soft contact lenses. Wait at least 10 minutes after using olopatadine before putting your contact lenses in.

Avoid wearing contact lenses while your eyes are red or irritated.

Avoid using other eye medications not prescribed by your doctor.

Do not allow the dropper tip to touch any surface, including the eyes or hands. If the dropper becomes contaminated it could cause an infection in your eye, which can lead to vision loss or serious damage to the eye.

Do not use the eye drops if the liquid has changed colors or has particles in it. Call your doctor for a new prescription.

Stop using olopatadine ophthalmic and call your doctor at once if you have severe redness, swelling, burning, stinging, drainage, crusting, or other irritation when using the eye drops.

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