Elestat eye drops contain epinastine, an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.

Elestat is used to prevent itching of the eyes caused by allergies.

Elestat should not be used to treat eye irritation or discomfort caused by wearing contact lenses.

Elestat may also be used for purposes not listed in this medication guide.

Elestat is usually used only for a short time until allergy season ends.

Do not allow the tip of the dropper to touch any surface, including your 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. Elestat should not be given to a child younger than 2 years old without medical advice. Do not use this medication while wearing contact lenses. Elestat may contain a preservative that can discolor soft contact lenses. Wait at least 15 minutes after using Elestat before putting your contact lenses in. Stop using the eye drops and call your doctor at once if you have swelling, redness, crusting or drainage, severe burning, severe stinging, or other irritation after using the eye drops.

Before using Elestat

You should not use Elestat if you have a bacterial, viral, or fungal infection in the eye, unless you are also using an anti-infective medicine.

FDA pregnancy category C. It is not known whether Elestat will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication. It is not known whether epinastine passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby. Elestat should not be given to a child younger than 2 years old without medical advice.

Use Elestat eye drops exactly as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended. Follow the directions on your prescription label.

This medication is usually used only for a short time until allergy season ends.

Elestat is usually used twice per day. Follow your doctor's instructions.

Wash your hands before using eye medication.

To use the Elestat eye drops:

• Tilt your head back slightly and pull down your lower eyelid to create a small pocket. Hold the dropper above the eye with the tip down. Look up and away from the dropper as you squeeze out a drop, then close your eye.

• Use only the number of drops your doctor has prescribed.

• Gently press your finger to the inside corner of the eye (near your nose) for about 1 minute to keep the liquid from draining into your tear duct.

• If you use more than one drop in the same eye, wait about 5 minutes before putting in the next drop.

• Also wait at least 10 minutes before using any other eye drops that your doctor has prescribed.

Do not allow the tip of the dropper to touch any surface, including your 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.

Store Elestat at room temperature away from moisture and heat. Do not freeze. Keep the bottle tightly closed when not in use.

You should not use Elestat if you have a bacterial, viral, or fungal infection in the eye, unless you are also using an anti-infective medicine.

FDA pregnancy category C. It is not known whether Elestat will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication. It is not known whether epinastine passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby. Elestat should not be given to a child younger than 2 years old without medical advice.

Use the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not use extra medicine to make up the missed dose.

An overdose of Elestat is not expected to be dangerous. Seek emergency medical attention or call the Poison Help line at 1-800-222-1222 if anyone has accidentally swallowed the medication.

Do not use this medication while wearing contact lenses. Elestat may contain a preservative that can discolor soft contact lenses. Wait at least 15 minutes after using Elestat before putting your contact lenses in.

Do not use other eye medications during treatment with this medicine unless your doctor tells you to.

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

Stop using Elestat and call your doctor at once if you have a serious side effect such as:

• swelling, redness, severe discomfort, crusting or drainage (around your eyelids); or

• severe burning, stinging, or other irritation after using the eye drops.

Less serious Elestat side effects may include:

• mild burning, itching, or eye irritation;

• watery eyes;

• headache; or

• cold symptoms such as stuffy nose, sneezing, sore throat.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.