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Benefits
  • • Promotes a urinary environment unfavorable for the development of calcium oxalate and sterile struvite stones.*

    • High protein

    • Moderate fat

    • No added salt

UR Urinary® St/Ox® Feline Formula

Purina Pro Plan

*Prescription Required: Vetsource®, our pharmacy provider, may need to contact your veterinary hospital for prescription verification.

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We'll collect your pet information to verify this prescription with your veterinarian before shipping. Your prescription order will ship upon veterinarian approval.

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Get a $20 rebate after your third regular shipment when you subscribe to a Purina diet with Never Forget®! Rebate card issued automatically after third shipment -- no forms required. Valid on new subscriptions created between [1/1/2019] and [12/31/19]. Allow 2-4 weeks from qualifying shipment for rebate delivery.
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Get 20% off your first order when you subscribe to an eligible Purina diet with Never Forget®! Limit one per client. Valid on new subscriptions created between 1/1/2019 and 12/31/19.
Your Price $53.30
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$56.10
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Product Information

Purina® Pro Plan® Veterinary Diets UR Urinary® St/Ox® Feline Formulas offer dietary benefits that provide optimal nutrition while meeting your adult cat's special needs.


This food requires a veterinary prescription.

Active Ingredients

Meat By-Products, Liver, Chicken, Water Sufficient For Processing, Poultry By-Products, Rice, Calcium Gluconate, Oat Hulls, Guar Gum, Sodium Bisulfate, Potassium Chloride, Salt, Vitamin E Supplement, Tricalcium Phosphate, Carrageenan, Taurine, Mono And Dicalcium Phosphate, Zinc Sulfate, Thiamine Mononitrate (Vitamin B-1), Ferrous Sulfate, Niacin (Vitamin B-3), Copper Sulfate, Manganese Sulfate, Calcium Pantothenate (Vitamin B-5), Vitamin A Supplement, Menadione Sodium Bisulfite Complex (Vitamin K), Pyridoxine Hydrochloride (Vitamin B-6), Riboflavin Supplement (Vitamin B-2), Vitamin B-12 Supplement, Biotin (Vitamin B-7), Folic Acid (Vitamin B-9), Vitamin D-3 Supplement, Potassium Iodide. B-2537.

Developed For

Feline

Product Benefits

• Promotes a urinary environment unfavorable for the development of calcium oxalate and sterile struvite stones.*

• High protein

• Moderate fat

• No added salt

Usage Guidelines

Feed as directed by your veterinarian.