CN CRITICAL NUTRITION Canine and Feline Formulas - Feeding Guide - Medical Indications & Nutrient Content

Oct 13, 2026

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CN CRITICAL NUTRITION Canine and Feline Formulas provide dietary nutrition modifications for dogs requiring critical care, assisted feeding, convalescence, anorexia, or malnutrition. The document states medical contraindications, available 5.5-oz can sizes, dilution guidance for feeding tubes, and a recommended feeding program with clinical discretion. It includes feeding amounts for hospitalized and maintenance dogs by body weight (RER/MER), calorie and macronutrient benchmarks, average nutrient composition, and digestion test results, plus ingredient and calorie calculations notes.

LanguageEnglish

CategoryGeneral

FormatPDF

Pages2

Reading Time1 min

AccessFree to download

Medical Indications & Contraindications

Medical Indications

Medical Contraindications

Available Size & Feeding Preparation

Available Size

Tube Feeding & Dilution Guidance

Feeding and Administration

Recommended Feeding Program

Feeding Guide (Hospitalized vs Maintenance)

Daily Feeding Amounts by Body Weight (RER/MER)

Calorie Content (Calculated)

Critical Care Product Features

Ingredients

Average Nutrient Content

Digestion Test Results

Notes & Footnotes

Medical Indications: Diets with these nutritional modifications have been recommended for dogs with the following conditions: • Critical Illness • Conditions that require assisted feeding • Convalescence • Anorexia • Malnutrition Medical Contraindications: • Renal failure AVAILABLE SIZE Cases of 24 5. 5-oz cans CN Critical Nutrition can be diluted and will pass through most feeding tubes 14 french or larger. 1 can CN + 25 ml water recommended for most tube feeding. Feeding and Administration: Purina Pro Plan Veterinary Diets CN Critical Nutrition Canine and Feline Formulas are formulated to meet the nutritional levels established by the Association of American Feed Control Oﬃcials (AAFCO) Dog and Cat Food Nutrient Proﬁles for maintenance of adult dogs and cats. The following feeding program is recommended as a guideline only, with discretionary clinical adjustments based on the patient’s condition and nutritional status. CN Critical Nutrition may be fed free-choice or by syringe or tube feeding. FEEDING GUIDE1 | BODY WEIGHT | | Daily Feeding Amounts For Hospitalized Dogs (RER) | | Daily Feeding Amounts For Maintenance (MER) | | | --- | --- | --- | --- | --- | --- | | lbs | kg | kcal/day | Approximate Number Of
5.5-oz cans/Day3 | kcal/day | Approximate Number Of
5.5-oz cans/Day3 | | 5 | 2.3 | 131 | 5/8 | 243 | 1 1/8 | | 10 | 4.5 | 216 | 1 | 381 | 1 3/4 | | 15 | 6.8 | 295 | 1 3/8 | 502 | 2 3/8 | | 20 | 9.1 | 367 | 1 3/4 | 610 | 2 7/8 | | 30 | 13.6 | 496 | 2 3/8 | 799 | 3 3/4 | | 40 | 18.2 | 617 | 2 7/8 | 971 | 4 5/8 | | 50 | 22.7 | 728 | 3 1/2 | 1126 | 5 3/8 | | 60 | 27.3 | 836 | 4 | 1274 | 6 | | 80 | 36.4 | 1037 | 4 7/8 | 1545 | 7 3/8 | | 1004 | 45.5 | 1226 | 5 3/4 | 1794 | 8 1/2 | | CALORIE CONTENT (CALCULATED)2 | | | | | | | --- | --- | --- | --- | --- | --- | | | | | 1352 kcal/kg | | | | | | | 613 kcal/lb | | | | | | | 211 kcal/5 .5 oz can | | | | | | | 1.38 kcal/ml5 | | | Critical Care: Highly digestible to promote optimal nutrient absorption Energy-dense to provide needed calories Provides essential amino acids for protein synthesis and tissue repair High fat to provide energy density • Smooth consistency to allow for syringe or tube feeding • Contains antioxidant vitamins A and E to support a healthy immune system, including a high level of vitamin E to help reduce oxidative stress CN CRITICAL NUTRITION ™ Ingredients: Water suﬃcient for processing, meat by-products, poultry byproducts, beef, liver, corn oil, rice ﬂour, salmon, artiﬁcial and natural ﬂavors, tricalcium phosphate, potassium chloride, guar gum, oat hulls, calcium sulfate, magnesium sulfate, choline chloride, DL-Methionine, taurine, Vitamin E supplement, zinc sulfate, thiamine mononitrate (Vitamin B-1), ferrous sulfate, niacin (Vitamin B-3), copper sulfate, calcium pantothenate (Vitamin B-5), Vitamin A supplement, manganese sulfate, menadione sodium bisulﬁte complex (Vitamin K), pyridoxine hydrochloride (Vitamin B-6), riboﬂavin supplement (Vitamin B-2), Vitamin B-12 supplement, biotin (Vitamin B-7), potassium iodide, folic acid (Vitamin B-9), Vitamin D-3 supplement, sodium selenite. C266017 AVERAGE NUTRIENT CONTENT | | CANNED | | | | --- | --- | --- | --- | | | PER 100
KCAL ME | AS FED | DRY
MATTER | | Protein | 7.95 g | 10.75% | 40.58% | | Fat | 7.36 g | 9.95% | 37.54% | | Carbohydrate | 2.46 g | 3.32% | 12.53% | | Crude Fiber | 0.15 g | 0.20% | 0.74% | | Total Dietary Fiber | 0.55 g | 0.74% | 2.79% | | Soluble Fiber | 0.00 g | 0.00% | 0.00% | | Insoluble Fiber | 0.55 g | 0.74% | 2.79% | | Calcium | 0.28 g | 0.38% | 1.43% | | Phosphorus | 0.25 g | 0.34% | 1.28% | | Potassium | 0.25 g | 0.33% | 1.26% | | Sodium | 0.09 g | 0.12% | 0.46% | | Chloride | 0.21 g | 0.28% | 1.05% | | Magnesium | 0.02 g | 0.03% | 0.09% | | Copper | 0.43 mg | 5.76 mg/kg | 21.74 mg/kg | | Zinc | 6.58 mg | 89 mg/kg | 336 mg/kg | | Taurine | 0.10 g | 0.14% | 0.51% | | Vitamin A | 2,37

FAQs

What conditions does CN Critical Nutrition recommend dietary modification for?

It recommends diets with nutritional modifications for critical illness, conditions requiring assisted feeding, convalescence, anorexia, and malnutrition in dogs.

What is the medical contraindication for CN Critical Nutrition?

The document lists renal failure as a medical contraindication.

How is CN Critical Nutrition administered for tube feeding and what is the dilution guidance?

It can be fed free-choice or by syringe or tube feeding. For tube use, CN Critical Nutrition can be diluted; the guidance specifies 1 can CN plus 25 ml water (and notes tube compatibility for 14 french or larger).

Oct 13, 2026

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