Keflex (Cephalexin) – What You Need to Know

Keflex is an antibiotic used for killing a number of bacterial diseases, including pneumonia and other respiratory infections, and infections of the bones, skin, ears, reproductive organs, and urinary tract. It belongs to a class of drugs called cephalosporins, which work by interfering with formation of bacterial cell walls. It is ineffective against viral infections and should not be used for anything other than susceptible bacterial attacks. Overuse of Keflex or any other antibiotic will result in resistant bacteria.

Dose

Keflex is available in capsule form for oral consumption. The usual dose is 250mg every 6 hours or 500mg every 12 hours. 

Common side effects:

  • Diarrhea
  • Dizziness
  • Fatigue
  • Headache
  • Upset stomach
  • Abdominal pain
  • Joint pain
  • Vaginal discharge or itch
  • Nausea and vomiting
  • Itchiness
  • Swelling
  • Rash

Cost of Keflex

The price of cephalexin (generic Keflex) ranges from $4.00 to $17.00 for 28 capsules, strength 500mg, with a coupon. Click here to find the closest pharmacy near you and download a coupon.

How to Obtain a Prescription

Cephalexin (Keflex) is a prescription medication, which must be prescribed by a physician or other licensed prescriber. Did you know? QuickMD can many infections remotely through telemedicine and prescribe Keflex online.

January 12, 2021

Articles on this website are meant for educational purposes only and are not intended to replace professional medical advice, diagnosis or treatment. Do not delay care because of the content on this site. If you think you are experiencing a medical emergency, please call your doctor immediately or call 911 (if within the United States).

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