Use code ONREPEAT at checkout for 65% off up to $65 on Auto-Refill Orders.

✨ FOURTH OF JULY SALE: Use code JULY35 at checkout for 35% off up to $35 on your next order.* ✨

*Coupon terms and conditions: JULY35 valid for first-time orders over $20, not limited to Autoship. 35% off up to $35. Coupon codes apply to many, but not all, products. Excluded products include but are not limited to Azodyl, Bravecto, Bravecto Plus, Droncit, Incurin, Mometamax, Numelvi, Optimmune, Posatex, Sentinel, Tri-Heart Plus, VetPen, Vetsulin, compounded and refrigerated medications. Promotional code valid through July 6, 2026.

🎆 FOURTH OF JULY SALE: Use code JULY50 at checkout for 50% off up to $50 on your next Autoship order.* 🎆

*Coupon terms and conditions: code JULY50 applicable for auto-refill orders only, for a limited time. Coupon codes apply to many, but not all, products. Excluded products include but are not limited to Azodyl, Bravecto, Bravecto Plus, Droncit, Incurin, Mometamax, Numelvi, Optimmune, Posatex, Sentinel, Tri-Heart Plus, VetPen, Vetsulin, compounded and refrigerated medications. Promotional code valid through July 6, 2026.

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Digestive and stomach medicine for dogs to support gut health and digestion. Shop vet-approved options at Koala Health.

Digestive & Stomach Medicine for Dogs

digestive & gastrointestinal

Purina Pro Plan Veterinary Diets EN Gastroenteric Wet Dog Food

Purina Pro Plan Veterinary Diets EN Gastroenteric Dry Dog Food

Purina Pro Plan Veterinary Diets EN Low Fat Gastroenteric Dry Dog Food

Purina Pro Plan Veterinary Diets HA Hydrolyzed Chicken Flavor Wet Dog Food

Purina Pro Plan Veterinary Diets HA Hydrolyzed Chicken Flavor Dry Dog Food

Purina Pro Plan Veterinary Diets HA Hydrolyzed Vegetarian Formula Dry Dog Food

Sucralfate is used to coat the upper gastrointestinal tract to treat ulcerations and inflammation.

Sucralfate

Tylosin (Tylan) is an antibiotic most commonly used for treatment of chronic diarrhea, but can be used for skin and respiratory infections. 

Tylan Soluble Powder

Tylosin Soluble Powder

Pancreatic enzymes (Viokase-V Powder) are used in conditions like exocrine pancreatic insufficiency, in which the body does not supply its own digestive enzymes.

Viokase-V Powder