Active Ingredient

Cephalexin

Cephalexin is an antibiotic that belongs to the cephalosporin class of drugs. It is commonly used to treat bacterial infections in various parts of the body.

This medication works by stopping the growth of bacteria, helping your body to overcome the infection.

Douglas C. Goldberg, MD
Written By Douglas C. Goldberg, MD
Philip Schein, MD
Reviewed By Philip Schein, MD
Last Updated

Available Cephalexin Brands

Cephavet Dry Syrup

Strengths 60 ml

from $34.00 View Product
Cephalexin

Strengths 125 mg, 250mg, 500mg, 750 mg

from $84.00 View Product
Cephavet

Strengths 300 mg, 600 mg

from $70.00 View Product
Phexin

Strengths 500mg

from $154.00 View Product
Cephadex

Strengths 250 mg, 500 mg

from $91.00 View Product
Keflex

Strengths 250mg, 500mg, 750mg

from $101.00 View Product
Keftab

Strengths 125mg, 250mg, 375mg, 500mg, 750mg

from $88.00 View Product

Cephalexin Uses

Cephalexin is used to treat a variety of bacterial infections. It is effective in managing infections in different parts of the body.

  • Respiratory tract infections
  • Skin and soft tissue infections
  • Bone infections
  • Ear infections
  • Urinary tract infections

How Cephalexin Works

Cephalexin works by interfering with the formation of the bacterial cell wall. This action weakens the cell wall, causing the bacteria to burst and die.

As a cephalosporin antibiotic, it targets a broad range of bacteria, making it effective against many common bacterial infections.

Common side effects of Cephalexin

Not everyone will experience side effects from Cephalexin, and many side effects are mild and temporary. However, some people may experience certain symptoms.

  • Nausea
  • Diarrhea
  • Stomach upset
  • Vomiting
  • Dizziness
  • Fatigue

If you experience serious or persistent symptoms, contact your doctor.

Frequently Asked Questions

How quickly does Cephalexin start working?

Cephalexin starts working soon after you begin taking it, but it may take a few days to notice improvement in symptoms.

Can I drink alcohol while taking Cephalexin?

It is advisable to avoid alcohol while taking Cephalexin, as it may increase the risk of certain side effects.

Is Cephalexin safe for everyone?

Cephalexin is generally safe for most people, but you should inform your doctor about any allergies or medical conditions you have.

What should I do if I miss a dose of Cephalexin?

If you miss a dose, take it as soon as you remember. If it’s almost time for your next dose, skip the missed dose and continue with your regular schedule.

Can Cephalexin interact with other medications?

Yes, Cephalexin can interact with other medications. Inform your doctor about all the medicines you are taking to avoid potential interactions.

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