Keflex Dosing: How to Take Keflex Safely and Effectively

Keflex Dosing: How to Take Keflex Safely and Effectively

When it comes to treating bacterial infections, Keflex is a commonly prescribed antibiotic. However, in order for Keflex to be effective, it is crucial to follow the correct dosing instructions. Here’s everything you need to know about Keflex dosing.

What is Keflex?

Keflex is the brand name of the drug cephalexin, which belongs to a class of antibiotics known as cephalosporins. It is commonly used to treat a variety of bacterial infections such as skin infections, respiratory tract infections, ear infections, and urinary tract infections.

Keflex Dosage Guidelines

Adult Dosing:

  • The typical adult dose of Keflex is 250-500mg every 6 hours.
  • In more severe infections, the dose may be increased to 1g every 6 hours.

Pediatric Dosing:

  • For children weighing less than 40kg, the recommended dose of Keflex is 25-100mg/kg/day divided into 4 equal doses.
  • For children weighing over 40kg, the adult dosing guidelines can be followed.

How to Take Keflex

  • Take Keflex exactly as prescribed by your healthcare provider.
  • Keflex can be taken with or without food.
  • Do not skip doses or stop taking Keflex early, even if you start to feel better.
  • If you miss a dose, take it as soon as you remember. However, if it is almost time for your next dose, skip the missed dose and continue with your regular dosing schedule.

Possible Side Effects of Keflex

Like all medications, Keflex can cause side effects. Some common side effects of Keflex include:

  • Nausea
  • Vomiting
  • Diarrhea
  • Rash

If you experience any severe or persistent side effects while taking Keflex, contact your healthcare provider immediately.


Can I drink alcohol while taking Keflex?

Avoid consuming alcohol while taking Keflex, as it may worsen certain side effects such as dizziness or drowsiness.

Can Keflex be taken during pregnancy?

Keflex is generally considered safe to use during pregnancy, but always consult with your healthcare provider before taking any medication while pregnant.

By following the prescribed dosing guidelines for Keflex, you can effectively treat bacterial infections and minimize the risk of antibiotic resistance. Remember to always complete the full course of antibiotics as directed by your healthcare provider to ensure successful treatment.