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Brand Names: Altazine, Geneye Extra, Geneyes, Opti-Clear, Optigene 3, Redness Relief, Redness Relief Original, Visine, Visine Maximum Redness Relief, Vision Clear

Generic Name: tetrahydrozoline ophthalmic (Pronunciation: TE tra hye DROZ oh leen)

• What is tetrahydrozoline ophthalmic (Altazine, Geneye Extra, Geneyes, Opti-Clear, Optigene 3, Redness Relief, Redness Relief Original, Visine, Visine Maximum Redness Relief, Vision Clear)?
• What are the possible side effects of tetrahydrozoline ophthalmic?
• What is the most important information I should know about tetrahydrozoline ophthalmic?
• What should I discuss with my healthcare provider before using tetrahydrozoline ophthalmic?
• How should I use tetrahydrozoline ophthalmic?
• What happens if I miss a dose?
• What happens if I overdose?
• What should I avoid while using tetrahydrozoline ophthalmic?
• What other drugs will affect tetrahydrozoline ophthalmic?
• Where can I get more information?

What is tetrahydrozoline ophthalmic (Altazine, Geneye Extra, Geneyes, Opti-Clear, Optigene 3, Redness Relief, Redness Relief Original, Visine, Visine Maximum Redness Relief, Vision Clear)?

Tetrahydrozoline ophthalmic narrows the blood vessels (veins and arteries) in your eyes.

Tetrahydrozoline ophthalmic (for the eyes) is used to relieve redness, burning, irritation, and dryness of the eyes caused by wind, sun, and other minor irritants.

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

What are the possible side effects of tetrahydrozoline ophthalmic?

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 tetrahydrozoline ophthalmic and call your doctor at once if you have a serious side effect such as:

• severe burning, stinging, swelling, or other irritation after using the eye drops;
• fast or pounding heartbeats; or
• dangerously high blood pressure (severe headache, blurred vision, buzzing in your ears, anxiety, confusion, chest pain, shortness of breath, uneven heartbeats, seizure).

Less serious side effects may include:

• burning, stinging, pain, or increased redness of the eye;
• tearing or blurred vision;
• nausea;
• nervousness, dizziness, drowsiness;
• sleep problems (insomnia); or
• headache.

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.

What is the most important information I should know about tetrahydrozoline ophthalmic?

Do not use tetrahydrozoline ophthalmic without medical advice if you have glaucoma.

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

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 tetrahydrozoline ophthalmic more often than recommended, or use it for longer than 48 to 72 hours without medical advice. Long-term use of this medication may damage the blood vessels in the eyes. Call your doctor if your symptoms do not improve or if they get worse.

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