Keflex (Cephalexin) is an antibiotic in a class of drugs called cephalosporins. Keflex (Cephalexin) fights bacteria in the body. Keflex/Cephalexin is used to treat many different types of bacterial infections such as bronchitis, tonsillitis, ear infections, skin infections, and urinary tract infections.

Keflex/Cephalexin may also be used for purposes other than those listed in this medication guide.

Do not take Keflex/cephalexin if you have ever had an allergic reaction to another cephalosporin or to a penicillin unless your doctor is aware of the allergy and monitors your therapy. Before taking Keflex (cephalexin), tell your doctor if you have

· kidney disease
· a gastrointestinal (digestive) disease such as colitis.

You may not be able to take Keflex/cephalexin, or you may require a Keflex dosage adjustment or special monitoring during treatment

Take Keflex medication exactly as directed by your doctor. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you. Take each Keflex dose with a full glass of water.

Keflex can be taken on an empty stomach or with food or milk if it causes stomach upset. To ensure that you get a correct Keflex dose, measure the liquid form of Keflex with a dose-measuring spoon or cup, not a regular table spoon. If you do not have a dose-measuring device,

If you experience any of the following serious Keflex side effects, stop taking Keflex/cephalexin and seek emergency medical attention or contact your doctor immediately: an allergic reaction (difficulty breathing, closing of the throat, swelling of the lips, face, or tongue, hives or a rash), · rash, redness, or itching, · severe nausea, vomiting, or diarrhea, · mucous or blood in the stool, or · unusual bleeding or bruising.

Less serious Keflex side effects may be more likely to occur. Continue to take Keflex

Before taking Keflex/cephalexin, tell your doctor if you are taking any of the following medicines · probenecid (Benemid), · a loop diuretic (water pill) such as furosemide, bumetanide (Bumex), torsemide (Demadex), or ethacrynic acid (Edecrin), · warfarin (Coumadin), or · another antibiotic.

You may require a Keflex dosage adjustment or special monitoring during treatment if you are taking any of the medicines listed above.

Drugs other than those listed here may also interact with Keflex (cephalexin). Talk