Readers ask: What Does The Antibiotic Cephalexin Treat?

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Is cephalexin a strong antibiotic?

Cephalexin is a first-generation, cephalosporin antibiotic. It belongs to a bigger classification of antibiotics known as beta-lactam antibiotics. It is generally effective against bacteria involved in upper and lower respiratory tract infections, otitis media, mastitis, and skin, bone, and joint infections.

What is the side effect of cephalexin 500mg?

SIDE EFFECTS: Diarrhea, nausea, vomiting, or upset stomach may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly. Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects.

How quickly does cephalexin work?

6. Response and effectiveness. Peak concentrations of cephalexin are reached one hour after dosing; however, it may take up to 48 hours before infection-related symptoms start to abate.

Is 500mg of cephalexin strong?

The usual dose of oral KEFLEX is 250 mg every 6 hours, but a dose of 500 mg every 12 hours may be administered. Treatment is administered for 7 to 14 days. For more severe infections larger doses of oral KEFLEX may be needed, up to 4 grams daily in two to four equally divided doses.

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What are the side effects of cephalexin?

Cephalexin may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:

  • nausea.
  • diarrhea.
  • vomiting.
  • heartburn.
  • stomach pain.
  • rectal or genital itching.
  • dizziness.
  • extreme tiredness.

Is cephalexin stronger than penicillin?

Keflex ( cephalexin ) is good for treating many bacterial infections, and is available as a generic. Treats bacterial infections. Penicillin VK ( penicillin ) is good at treating strep throat and is cheap, however, it can only be used for certain infections as many bacteria have developed resistance to it.

Who should not take cephalexin?

inflammation of the large intestine. chronic kidney disease stage 4 (severe) chronic kidney disease stage 5 (failure) kidney disease with likely reduction in kidney function.

What should you not eat when taking cephalexin?

Acidic foods such as citrus juice, carbonated beverages, chocolate, antacids and tomato-based products such as ketchup can all interfere with drug absorption. Have your child avoid these several hours before and after taking the medication, said Seidman.

Can I take cephalexin 500mg 3 times a day?

Dosage. The dose of cefalexin can vary but for most infections you will take 500mg, two or three times a day. The dose may be higher for severe infections and lower for children. Try to space the doses evenly throughout the day.

How long does cephalexin take to work on UTI?

Most require 3 to 7 days of treatment. Within the first 1 to 2 days of starting your antibiotics, you’ll probably notice your UTI symptoms start to fade away. If your UTI is more severe or you’ve had symptoms for a while before starting antibiotics, it might take a few more days for you to notice improvement.

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What skin infections does cephalexin treat?

Cephalexin remains an effective and highly useful antibiotic for the treatment of streptococcal and staphylococcal skin infections. Twelve years of experience have not diminished its efficacy, and cure rates of 90% or higher continue to be achieved.

Is cefalexin a penicillin?

What’s the Difference Between Keflex and Penicillin? Keflex ( cephalexin ) and penicillin are antibiotics used to treat bacterial infections. Keflex and penicillin are in different drug classes. Keflex is a cephalosporin antibiotic, and penicillin is a penicillin -type antibiotic.

Is cephalexin good for sinus infection?

Results showed that cephalexin was effective in treating sinusitis and that adverse reactions were rare. Bacteriology results showed that many of the pathogens usually involved in infectious maxillary sinusitis were resistant to the recommended or frequently prescribed antibiotics.

Is cephalexin good for bladder infection?

After 30 days, 7 had a recurrence of the urinary tract infection. The result shows that cephalexin given twice a day in the dosage of 1 g has as good an effect in the treatment of urinary tract infections as when the dosage is given 4 times a day.

Does cephalexin treat yeast infection?

Cefalexin helps to treat most infections, although some strains of bacteria are resistant to it. Side effects are usually rare. The more common side effects include: oral or vaginal thrush (a type of yeast infection in the mouth or vagina)

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