Health Guide
Drug Guide

Sulfonamide (Ophthalmic route)

Brand Names:

Dosage Forms:

Uses of This Medicine:

Sulfonamides, or sulfa medicines, belong to the family of medicines called anti-infectives. Sulfonamide ophthalmic preparations are used to treat infections of the eye.

Sulfonamides are available only with your doctor's prescription.

Before Using This Medicine:

Allergies

Tell your doctor if you have ever had any unusual or allergic reaction to medicines in this group or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.

Children

Studies on sulfonamide ophthalmic preparations have been done only in adult patients, and there is no specific information comparing use in children with use in other age groups.

Older adults

Many medicines have not been studied specifically in older people. Therefore, it may not be known whether they work exactly the same way they do in younger adults or if they cause different side effects or problems in older people. There is no specific information comparing use of sulfonamides in the elderly with use in other age groups.

Pregnancy

Sulfonamide ophthalmic preparations have not been shown to cause birth defects or other problems in humans.

Breast-feeding

Sulfonamide ophthalmic preparations have not been reported to cause problems in nursing babies.

Other medicines

Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. Tell your healthcare professional if you are taking any other prescription or nonprescription (over-the-counter [OTC]) medicine.

Other interactions

Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.

Proper Use of This Medicine:

For patients using the eye drop form of sulfonamides:

For patients using the eye ointment form of sulfonamides:

To help clear up your infection completely, keep using this medicine for the full time of treatment, even if your symptoms have disappeared. Do not miss any doses.

Dosing

The dose medicines in this class will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of these medicines. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

Missed dose

If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.

Storage

Keep out of the reach of children.

Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

Do not keep outdated medicine or medicine no longer needed.

Precautions While Using This Medicine:

After application, eye ointments usually cause your vision to blur for a few minutes.

After application of this medicine to the eye, occasional stinging or burning may be expected.

If your symptoms do not improve within a few days, or if they become worse, check with your doctor.

Side Effects of This Medicine:

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

More common
Itching, redness, swelling, or other sign of irritation not present before use of this medicine

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

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


Last Updated: 10/12/2016

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