Cysteamine ophthalmic

Generic name: Cysteamine Ophthalmic
Dosage form: ophthalmic solution (0.37%; 0.44%)
Drug class: Miscellaneous ophthalmic agents

Usage of Cysteamine ophthalmic

Cysteamine works by reducing the amount of cystine (an amino acid) in the body. Cysteamine is used in people with cystinosis (SIS-tin-OH-sis), a rare genetic condition that causes a build-up of cystine in the kidneys and other organs, including the eyes.

Cysteamine ophthalmic (for the eyes) is used to keep cystine crystals from building up in the cornea (surface of the eye).

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

Cysteamine ophthalmic side effects

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

Cysteamine ophthalmic may cause serious side effects. Call your doctor at once if you have:

increased pressure inside the skull--severe headaches, ringing in your ears, dizziness, nausea, vision problems, pain behind your eyes.

Common side effects of cysteamine ophthalmic may include:

eye pain, redness, itching, or irritation;

vision problems;

headache; or

increased sensitivity to light.

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.

Before taking Cysteamine ophthalmic

Tell your doctor if you are pregnant or breastfeeding.

Cysteamine is not approved for use by anyone younger than 18 years old.

Relate drugs

How to use Cysteamine ophthalmic

Usual Adult Dose for Corneal Cystine Crystal Accumulation:

Instill one drop in each eye every waking hour; discard after 1 week of use.Use: Treatment of corneal cystine crystal accumulation in patients with cystinosis.

Usual Pediatric Dose for Corneal Cystine Crystal Accumulation:

Instill one drop in each eye every waking hour; discard after 1 week of use.Use: Treatment of corneal cystine crystal accumulation in patients with cystinosis.

Warnings

Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.

What other drugs will affect Cysteamine ophthalmic

Medicine used in the eyes is not likely to be affected by other drugs you use. But many drugs can interact. Tell each of your healthcare providers about all medicines you use, including prescription and over-the-counter medicines, vitamins, and herbal products.

Disclaimer

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