Get Prescription Cephalexin Online
- Cephalexin
- Prescription medication
- Treats bacterial and respiratory tract infections
Cephalexin is a prescription medication used to treat bacterial and respiratory tract infections. Its active ingredient Keflex (cephalexin) disrupts the formation of cell walls to prevent the spread of bacterial infections. It’s typically used for skin, bone, respiratory tract infections, and health conditions related to bacterial infections.
It comes in tablet, capsule, and liquid form. It should be taken within the same time frame daily with or without food.
The active ingredient in Keflex (cephalexin) works by preventing the formation of cell walls that protect harmful bacteria. Bacterial infections can lead to pneumonia, staph infections, and bone infections.
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Dina Whiteaker
APRN
My approach to healthcare is grounded in listening, education, and empowering patients to take an active role in their wellness.
I believe virtual care expands access and allows me to support patients with the same compassion and clinical excellence as an in-person visit. My goal is always to meet patients where they are and guide them toward safe, personalized, sustainable health outcomes.
Frequently asked questions
Be sure to let your healthcare provider know if you have any gastrointestinal conditions like colitis, kidney disease, or liver disease. Keflex can also reduce the effectiveness of hormonal birth control options. If you are on hormonal birth control, speak with your healthcare provider about additional options while taking Keflex.
The maximum recommended dosage of 500 mg is a stronger dose for severe infections. Cephalexin can treat a wide range of bacterial infections. You can either take 250 mg (milligrams) every six hours or a stronger dose of 500 mg dose every 12 hours to treat more severe infections.
How well Keflex (doxycycline) or cephalexin works for you depends on the type of infection being treated. Both medications are effective in treating bacterial infections.
If you are pregnant or planning to become pregnant, you should not take Keflex (cephalexin) during your pregnancy.
The most common side effects of cephalexin include:
- Diarrhea
- Dizziness
- Fatigue
- Confusion
- Headache
- Nausea
- Vomiting
It’s important to know that not everyone will experience the same side effects while taking Keflex (cephalexin). If you experience these or any additional symptoms, reach out to a healthcare provider.
Severe side effects of cephalexin include:
- Watery or bloody stool
- Hallucinations
- Wheezing
- Difficulty breathing
- Swelling
- Hives
- Itching
- Rash
- Infection
If you experience any of the side effects listed or other serious side effects, consult a healthcare provider.
It’s not recommended to drink while taking Keflex, since it can worsen side effects.
Keflex (cephalexin) may interact with other antibiotics and medications with penicillin as an ingredient.
Yes! With LifeMD, you can connect with a licensed healthcare provider from the comfort of your home within an hour. If appropriate, your provider may prescribe cephalexin and send it directly to your local pharmacy.
For even more flexibility, a LifeMD+ membership gives you 24/7 access to care, same-day prescription refills, exclusive wellness perks, and easy access to lab testing — all designed to make managing your health simple and stress-free.
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