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    What is Cephalexin

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    Cephalexin is a cephalosporin-type antibiotic prescribed to treat a wide variety of bacterial infections, such as skin infections, genitourinary tract infections, bone infections, and respiratory tract infections. It works by stopping the growth of bacteria in your body. This medicine may also be used to treat other conditions as determined by your doctor. Read More>>

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Drug Information
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What does Cephalexin treat?

Cephalexin is a cephalosporin-type antibiotic that treats genitourinary tract infections, ear infections, skin infections, bone infections and respiratory tract infections. It stops the growth of bacteria in its tracks. Your physician may use this to treat other ailments based on their discretion.

Dosage Instructions

Follow the Cephalexin dosage prescribed by your physician. The dosage could vary based on individual patient requirements. Always follow your physician’s instructions or go by the directions on the prescription drug label.

Missed a dose?

Take it immediately once you remember. In case, this time falls close to the next dosage, skip it and get back to the prescribed schedule. Never take a double dose unless your physician specifically directs you to do so.


Don’t waste any time and seek immediate medical attention.

Drug Interactions

Drug interactions must be considered before starting to take any kind of drug. Drug interactions might happen either when Cephalexin is taken along with another drug or with particular foods. To prevent any kind of negative interaction, make sure you inform your doctor of any drugs you are taking including non-prescription medication, OTCs, health supplements like vitamins, minerals, herbal medicine, drinks with caffeine and alcohol, illegal drugs, smoking habits and so on which may increase the effect of Cephalexin.

It may interact with: 

  • Rifampin 

It may also interact with birth control pills. This is not an exhaustive list though.

Appraise your doctor of any medical conditions that you are suffering from and your family history of medical ailments. It’s important that you do not stop or start taking any medicine without the consent of your physician.

Possible Side Effects

Cephalexin might have some side effects but it’s not possible to anticipate them. It does not have any major side effects and the minor ones that may occur are temporary. In rare cases, there might be major side effects and immediate medical attention must be sought.

Cephalexin may have side effects such as diarrhea, nausea, upset stomach, vomiting and dizziness. This is not the complete list though.

In case, there is a change in intensity of side effects or if any new side effects develop, make sure you consult your doctor.

What to ask your doctor before you start on Cephalexin

  • Can I take Cephalexin along with other drugs? 
  • Are there certain foods, beverages and products to be avoided while on Cephalexin? 
  • What is the dosage of Cephalexin to be consumed? 
  • How should I use Cephalexin? 
  • How will Cephalexin work on my body? 
  • How can the drug interactions and side effects of Cephalexin be minimized or completely avoided?


The health and medical information that we have provided are meant to supplement and not substitute the advice of your physician, pharmacists or other health care professionals. This does not suggest that usage of Cephalexin is safe, appropriate or effective for you. Always ensure that you take this or any other drug only after consulting your physician.


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