What is Keflex?

Keflex is the trade marked name for the medication cephalexin. It is in a group of drugs called cephalosporin antibiotics. Keflex works by fighting bacteria in the body.

Keflex is used to treat bacterial infections such as upper respiratory infections, ear infections, skin infections, and urinary tract infections.

Important Information about Keflex

It is important to tell your Doctor if you have kidney or liver disease, a stomach or intestinal disorder such as colitis, diabetes, or if you are malnourished before using Keflex.  If you have any allergic to antibiotics such as penicillin tell your Doctor before taking Keflex.

Your symptoms may get better before the infection is completely treated, still continue this medication at the full length it has been prescribed to be sure the infection is completely cleared.

Keflex does  not treat a viral infection such as the common cold or flu.


Keflex Side Effects

Along with the needed effects to Keflex there are also many unwanted effects. Some of these can be more serious than others. The most common side effect to Keflex is diarrhea. If you experience any of the following side effects to Keflex contact your Doctor immediately;

  • Abdominal or stomach pain
  • blistering, peeling, or loosening of the skin
  • chills
  • clay-colored stools
  • cough
  • dark urine
  • diarrhea
  • dizziness
  • fever
  • general tiredness and weakness
  • headache
  • itching
  • joint or muscle pain
  • light-colored stools
  • loss of appetite
  • nausea and vomiting
  • rash
  • red skin lesions, often with a purple center
  • red, irritated eyes
  • sore throat
  • sores, ulcers, or white spots in the mouth or on the lips
  • unpleasant breath odor
  • unusual tiredness or weakness
  • upper right abdominal or stomach pain
  • vomiting of blood
  • yellow eyes or skin

Keflex Use

Keflex is used in the treatment of bacterial infections such as upper respiratory infections, ear infections, skin infections, and urinary tract infections. This medication works by removing the bacteria from the body.

Many patients suffer from diarrhea as a result to Keflex because the medication also removed the good bacteria from the body. Probiotics and food products such as yogurt can help reintroduce the good bacteria and resolve the diarrhea.

Keflex Dosage and Directions

Keflex capsule adult dosage ranges from 1 to 4 g daily in divided doses. The average  adult dose is 250 mg every 6 hours or 500mg every 12 hours depending on the type of bacterial infection is being treated. The coarse of treatment using Keflex is usually 7 to 14 days.

Patients should take this medication for the full length of the prescription. Symptoms of the infection may clear up before the medication is gone, however the patient should still continue to take the medication until gone.