About Cephalexin Oral Suspension - Pet Infections

This Generic Keflex Option Treats Various Bacterial Infections in Dogs and Cats

By Team PetCareRx.

  • URI (Upper Respiratory Infection)
  • Pyoderma (Skin Infection)
  • Urinary Tract Infection

Cephalexin Oral Suspension


indications for Cephalexin Oral Suspension

Cephalexin, a broad-spectrum bactericidal antibiotic, is related to the penicillin class of antibiotics. Read on for Cephalexin dosage for dogs and cats. Akin to penicillin, Cephalexin is considered a broad range antibiotic. The medication is indicated for the treatment of skin, bone, respiratory, and bladder infections in cats and dogs. The drug is efficient against staphylococcal infections and is widely used against deep skin infections (pyodermas). The active ingredient in the medication is Cephalosporins.


The medication is not recommended for animals allergic to cephalosporins or penicillin. Extreme caution is required when used with probenecid or aminoglycosides including neomycin and gentamicin, or with kidney related medicines. It is advised to inform the pharmacist or veterinarian regarding the medicines the pet is taking. Precaution is required when used in pregnant and nursing pets. The oral suspension should be placed in the refrigerator after mixing with water, also make sure to discard unused portion of medication after 14 days. The dosage should be chosen with great care with your veterinarian, failing to choose the right dosage could result in adverse side effects. It is recommended to continue the treatment even if the pet appears fully recovered. This could prevent the animal from developing a resistance to antibiotics.


The recommended Cephalexin dosage for dogs is 10mg/lbs every 12 hours and for cats 10mg/lbs every 24 hours orally. The drug can be used for the treatment of serious infections even when a culture to find out the exact antibiotic is in progress.

Brand/Generic equivalents

Keflex Suspension, Panixine
Also comes in capsule form: Cephalexin for Dogs and Cats 

Side Effects

The side effects when using Cephalexin Oral Suspension include loss of appetite, itching, rash, difficulty in breathing, vomiting, diarrhea, rapid breathing, drooling, fever, and excitability. Vomiting and diarrhea can be the signs of overdose. The commonly observed side effects in dogs include rapid breathing, drooling, and excitability. Cats are observed with side effects like fever and vomiting.

Cephalexin Oral Suspension


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Cephalexin Oral Suspension at a glance

  • 1For dogs and cats
  • 2An antibiotic
  • 3An oral medication
  • 4Treats bacterial infections of the skin, urinary tract, respiratory tract, bones, and joints

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