Purina EN Gastroenteric Dry Dog Food

Prescription Required


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In Stock. Usually Ships within 24 hours.



In Stock. Usually Ships within 24 hours.

Shipping weight = 18.00 lbs.


All medications are filled by VetSource Pharmacy. More information. Can only be shipped to the 50 US states.

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Product Summary:

Prescription items are NON-RETURNABLE and NON REFUNDABLE

Purina Pro Plan Veterinary Diets EN Gastroenteric Dry Dog Food

Purina Pro Plan EN Gastroenteric is formulated to be complete and balanced nutrition for puppies and adult dogs with gastrointestinal issues.  Easy to digest, it is ideal for dogs with food sensitivities.  Low fiber and moderate fat make it a great nutritional choice.  Omega fatty acids lessen inflammatory issues within the stomach while nourishing the skin ad coat.  Increased antioxidants E and C support immune system health and control cell oxidation.  Enhanced with colostrum, which reduces the risk of diarrhea.  Highly palatable, your dog will love it. 
  • Made in the USA
  • For dogs and puppies with gastrointestinal issues
  • Increased levels of antioxidants
  • High digestibility
  • Moderate fat and low fiber
  • Enhanced with colostrum
  • Great source of omega fatty acids 
  • Complete and Balanced
  • Highly palatable
Item Specifications:


Guaranteed Analysis:
Crude Protein: min 23.0%
Crude Fat: min 10.5%
Crude Fiber: max 2.0%
Moisture: max 12.0%
Linoleic Acid: min 1/4%
Manganese: min 70 ppm
Zinc: min 200 ppm
Vitamin A: min 15,000 IU/kg
Vitamin E: min 350IU/kg
Thiamine: min 40 mg/kg
Riboflavin: min 20 mg/kg
Omega 6 Fatty Acids: min 1.76%
Omega 3 Fatty Acids: min 0.25%

Calories: 3810 kcal/kg, 399 kcal/cup

Brewers rice, corn gluten meal, whole grain corn, chicken meal, animal fat preserved with mixed-tocopherols (form of Vitamin E), coconut oil, calcium phosphate, calcium carbonate, wheat bran, animal digest, potassium chloride, L-Lysine monohydrochloride, sodium bicarbonate, salt, fish oil, zinc proteinate, Vitamin E supplement, dried colostrum, choline chloride, L-ascorbyl-2-polyphosphate (source of Vitamin C), manganese proteinate, ferrous sulfate, niacin, copper proteinate, Vitamin A supplement, calcium pantothenate, thiamine mononitrate, riboflavin supplement, Vitamin B-12 supplement, pyridoxine hydrochloride, garlic oil, folic acid, Vitamin D-3 supplement, calcium iodate, biotin, menadione sodium bisulfite complex (source of Vitamin K activity), sodium selenite.

Feeding Guide:

The following feeding program is recommended as a guideline only, with discretionary clinical adjustments for proper weight maintenance.  With your veterinarian's approval, offer increasing amounts of the new food with decreasing amounts of the old food. 
Body Weight Cups/Day
3-12lbs 1/3 - 1
13-20lbs 1 - 1 1/2
21-35lbs 1 1/2 - 2 1/8
36-50lbs 2 1/4 - 2 7/8
51-75bs 2 7/8 - 3 7/8
76-100lbs 3 7/8 - 4 3/4

If your dog is under one year of age, consult your veterinarian for how much to feed a puppy, and when to stop feeding puppy food. 

Animal feeding tests using AAFCO procedures substantiate that this product provides complete and balanced nutrition for the growth of puppies and the maintenance of adult dogs. 
Please Note:

We are not a licensed pharmacy.


This prescription product or therapeutic food is fulfilled by VetSource, a licensed pharmacy in all 50 US states.  VetSource only ships to the 50 US states. 


To order prescription products or therapeutic foods  from VetSource you must have an existing, valid veterinarian-client-patient relationship.  Prescription requests are subject to a Drug Utilization Review by a licensed pharmacist at VetSource for patient safety.


All prescription products (excluding therapeutic food) are FDA approved, or EPA licensed, to be sold in the US.


Prescription products cannot be returned. 

Style Item Number Model Number UPC
18lb 406183 18 PR013670BG
32lb 406183 32 PR013669BG

Product Reviews by Customers

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Why did you choose this?
1800PetSupplies.com Store
Great food for our dogs sensitive stomachs. They love it and it keeps them healthy. We really like the convenience of delivery as well from 1-800 Petsupplies.
Gail E on Jan 30, 2015
Great food for our dogs sensitive stomachs. They love it and it keeps them healthy. We really like the convenience of delivery as well from 1-800 Petsupplies.
Gail E on Jan 30, 2015