Purina® Pro Plan Veterinary Diets® UR Urinary® OX/ST® Canine Formula

Purina® Pro Plan Veterinary Diets® UR Urinary® OX/ST® Canine Formula

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Purina® Pro Plan Veterinary Diets™ UR Urinary® Ox/St™ Canine Formulas are scientifically formulated to meet the special dietary needs of dog's with urinary conditions and help reduce the risk of urinary stone recurrence.

Purina® Pro Plan Veterinary Diets® is committed to helping you and your veterinarian make a true difference in your pet’s life. Our diets are backed by extensive testing and scientifically formulated to help nutritionally manage dogs and cats with certain medical conditions.

The science behind our therapeutic diets represents a collaboration between Purina pet nutrition experts, researchers and veterinarians, resulting in proven nutritional breakthroughs and great-tasting formulas produced with high safety standards.

Ask your veterinarians about Purina® Pro Plan Veterinary Diets® UR Urinary® Ox/St®

  1. This diet promotes a urinary environment unfavourable to the development of both sterile struvite and calcium oxalate uroliths
  2. Moderate Calorie
  3. Shown to help reduce the risk of stone formation


Whole grain corn, brewers rice, chicken by-product meal, corn gluten meal, animal fat preserved with mixed-tocopherols, powdered cellulose, egg and chicken flavor, animal digest, salt, calcium carbonate, phosphoric acid, potassium chloride, L-Lysine monohydrochloride, magnesium sulfate, zinc proteinate, choline chloride, Vitamin E supplement, potassium citrate, manganese proteinate, ferrous sulfate, niacin, copper proteinate, Vitamin A supplement, calcium pantothenate, thiamine mononitrate, Vitamin B-12 supplement, riboflavin supplement, pyridoxine hydrochloride, folic acid, calcium iodate, menadione sodium bisulfite complex (source of Vitamin K activity), Vitamin D-3 supplement, biotin, sodium selenite.   B-2632


Animal feeding tests using Association of American Feed Control Officials (AAFCO) procedures substantiate that Purina Pro Plan Veterinary Diets UR Urinary Ox/St Canine Formulas provide complete and balanced nutrition for maintenance of adult dogs.

Guaranteed Analysis
Crude Protein (Min) 21%
Crude Fat (Min) 9.0%
Crude Fiber (Max) 6.5%
Moisture (Max) 12.0%
Ash (Max) 8.5%
Calcium (Ca) (Min) 0.9%
Phosphorus (P) (Min) 0.7%


The following feeding program is recommended as a guideline only, with discretionary clinical adjustments for proper weight maintenance.

Provide adequate fresh water in a clean container daily. For your pet’s health, see your veterinarian regularly.

Calorie Content (calculated)
3542 kcal/kg
1607 kcal/lb
408 kcal/cup

Feeding Table

Body Weight lb. (kg)Approximate Number of 8-oz. Cups/Day (Grams/Dry)
3-12 lb. (1.4-5.4 kg)3/8-1 (43-115g)
13-20 lb. (5.9-9.1 kg)1-1/8 – 1-1/2 (130-173 g)
21-35 lb. (9.5-15.9 kg)1-1/3 – 2-1/8 (173-245 g)
36-50 lb. (16.3-22.7 kg)2-1/4 – 2-3/4 (259-317 g)
51-75 lb. (23.1-34.0 kg)2-3/4 – 3-5/8 (317-417 g)
76-100 lb. (34.5-45.4 kg)3-5/8 – 4-3/8 (417-504 g)
Over 100 lb. (45.4 kg)4-3/8 cups plus 1/3 cup for each 10 lbs of body weight over 100 lbs. (504 g plus 38 g for each 4.5 kg of body weight over 45.4 kg)