Keflex (Cephalexin) Medication


Keflex (Cephalexin)

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Table of contents:

Drug Description


Keflex is a cephalosporin antibiotic, which functions by actively combating bacterial infections within the human body.  

This medication is employed for the treatment of bacterial infections affecting various regions such as the upper respiratory system, skin, urinary tract, ear, and bone.  

Keflex is an effective treatment option that caters to individuals of all ages, including children who are at least one year of age. 

Uses and Dosage 

Adhere to the prescribed regimen of Keflex as directed by your medical practitioner. Thoroughly review all details provided on the prescription label and carefully examine all medication guides or instruction sheets. 

Do not use Keflex to treat any medical condition that has not been validated by your doctor. This medication must be used for the entire duration of the prescribed treatment, even if your symptoms appear to be improving rapidly.  

Skipping doses of this medication can amplify your vulnerability to infections that are impervious to treatment, note that Keflex is ineffective against viral infections such as the flu or common cold. 

Under no circumstances should Keflex be shared with another individual, even if they are experiencing similar symptoms.  

This medication can influence the outcomes of specific medical tests, thus notify any healthcare provider administering such tests that you are consuming Keflex. 

Tablets and capsules should be stored at room temperature in a moisture-free, heat-free and light-free environment. 

Side Effects 

Serious Side Effects

  • Severe stomach pain 
  • Watery or bloody diarrhea 
  • Unusual tiredness 
  • Feeling light-headed or short of breath 
  • Easy bruising 
  • Unusual bleeding 
  • Purple or red spots under the skin 
  • Seizure 
  • Pale skin 
  • Cold hands and feet 
  • Yellowed skin or dark-colored urine 
  • Fever 
  • Weakness 
  • Pain in the side or lower back 
  • Painful urination 

If any of the above symptoms occur, seek medical attention immediately. 

Common Side Effects 

  • Diarrhea 
  • Nausea 
  • Vomiting 
  • Indigestion 
  • Stomach pain 
  • Vaginal itching or discharge 

If any of these side effects persist or become bothersome, inform your doctor promptly. 

Above lists are not exhaustive, and other side effects may occur. For additional information, consult your healthcare provider or pharmacist. 


Prior to consuming cephalexin, disclose any known allergies to this medication, penicillin, or other cephalosporins (such as cefpodoxime) to your physician or pharmacist.  

This product may consist of inactive constituents that can elicit allergic reactions or other complications. Further details can be obtained by communicating with your pharmacist. 

Inform your physician or pharmacist about your medical background, particularly if you have previously suffered from kidney disease or gastrointestinal disorders (such as colitis) prior to utilizing this medication. 

Cephalexin is possible to interfere with the effectiveness of live bacterial vaccines (such as the typhoid vaccine). Notify your healthcare professional about your utilization of cephalexin prior to receiving any immunizations or vaccinations. 

Inform your doctor or dentist of any medication you are currently taking (including prescription medications, non-prescription medications, and herbal products) prior to undergoing surgery. 

During pregnancy, use this medication only if deemed absolutely necessary. Discuss the potential risks and benefits with your healthcare provider. This medication can be transferred through breast milk. Consult with your doctor before commencing breastfeeding. 

Additional information

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Quality Prescription Drugs has provided information from third parties intended to increase awareness and does not contain all the information about Keflex (Cephalexin). Talk to your doctor or a qualified medical practitioner for medical attention, advice, or if you have any concerns about Keflex (Cephalexin).