Rilexine (Cephalexin) Chewable Tablets for Dogs, slide 1 of 1

Rilexine (Cephalexin) Chewable Tablets for Dogs

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Strength: 600-mg
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Count: 1 tablet

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Rilexine is an oral antibiotic prescribed by veterinarians to treat urinary tract infections in dogs, as well as pyoderma—a bacterial infection of the skin. Plus, it comes in an easy-to-administer chewable tablet form that can easily be hidden in your dog's favorite food.


For the treatment of secondary superficial bacterial pyoderma in dogs caused by susceptible strains of Staphylococcus pseudintermedius.

Possible Side Effects

The most common side effects of Rilexine are gastrointestinal upset including diarrhea, nausea, and vomiting. Rilexine can cause an allergic reaction in some pets. Signs of an allergic reaction include swelling, hives, vomiting, and collapse. If your pet experiences an allergic reaction to this medication, contact your veterinarian or emergency veterinary hospital immediately.

Drug & Food Interactions

Aminoglycosides, amphotericin B, chloramphenicol, and oral anticoagulants (blood thinners) may interact with Rilexine. Other drugs may also interfere with Rilexine so be sure to tell your veterinarian about any other medications, vitamins, or supplements your pet is taking prior to giving Rilexine.


Only prescribe antibacterial drugs when a bacterial infection is present. The safe use of this medication for breeding, pregnant or lactating dogs has not been evaluated. This medication may affect urine test results. Hematological reactions have also been observed with cephalosporin therapy including neutropenia and anemia.

  1. Prescribing Information

See all items by Rilexine

  • Item Number
  • Common Brand Name(s)
    Rilexine, Cefalexin, Keflex
  • Generic Name
  • For Use With
  • Administration Form
  • Brand
  • Product Form
    Chewable Tablet
  • Health Condition
    Skin Infections, Urinary Tract Infections (UTI)
  • Drug Type


Recommended Dosage

The recommended dose is 22 mg/kg (10 mg/lb) of body weight twice daily for 28 days.

Storage Instructions

Store at temperatures between 68° - 77°F. Excursions permitted between 59° - 86°F.


Can Rilexine (Cephalexin) Chewable Tablets Be Used In Cats?

Rilexine Tablets are labeled for use in dogs only.

Rilexine (cephalexin) Chewable Tablets - Contraindicated in dogs with a known allergy to penicillins or cephalosporins. For oral use in dogs only. Not for use in humans. Individuals sensitive to penicillins or cephalosporins should avoid contact of the product with the skin and mucous membranes. Do not prescribe in the absence of a proven or strongly suspected bacterial infection. Safety in breeding, pregnant, or lactating bitches has not been evaluated. The most common adverse reactions in dogs include vomiting, diarrhea, anorexia and lethargy.

What Is The Flavoring Of Rilexine (Cephalexin) Chewable Tablets?

It is a poultry liver flavor.

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  • 5 out of 5 stars

    Medicines are great

    By Pills on Jan 7, 2021

    These are great my dog loves them chewy is always very quick on getting anything I need for my pets

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