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A sty (sometimes spelled stye) is a tender, painful red bump located at the base of an eyelash or under or inside the eyelid. A sty results from a localized infection of the glands or a hair follicle of the eyelid. The medical term for a sty is hordeolum (plural, hordeola).
The term external hordeolum refers to a sty that develops at the base of an eyelash (the hair follicle), whereas the term internal hordeolum refers to a sty that develops in a meibomian gland, a gland located on the underside of the eyelid that secretes an oily substance onto the eyeball.
A sty is sometimes confused with a chalazion (see below), which is a cyst or a specific type of scarring due to chronic inflammation arising in the meibomian glands of the eyelid. A chalazion may develop when the infection of a sty persists over time, resulting in scarring around the meibomian gland. In contrast to a sty, a chalazion is usually painless. ...
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You should not use this medication if you are allergic to besifloxacin.
FDA pregnancy category C. It is not known whether besifloxacin ophthalmic is harmful to an unborn baby. Before using this medication, tell your doctor if you are pregnant or plan to become pregnant during treatment.
It is not known whether besifloxacin ophthalmic 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.
Use this medication exactly as prescribed by your doctor. Do not use it in larger amounts or for longer than recommended. Follow the directions on your prescription label.
Wash your hands before using the eye drops.
Besifloxacin is usually given 3 times per day for 7 days. Follow your doctor's instructions. Space your doses at least 4 hours apart.
To apply the eye drops:
Use this medication for the full prescribed length of time. Your symptoms may improve before the infection is completely cleared.
Store besifloxacin ophthalmic at room temperature away from moisture and heat. Keep the bottle tightly closed when not in use.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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