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

Ondansetron is used to treat nausea and vomiting due to a variety of causes.

Ondansetron

Pancreatic enzymes (Pancreas Powder) are used in conditions like exocrine pancreatic insufficiency, in which the body does not supply its own digestive enzymes. This medication may be dispensed under one of several different brand names.

Pancreas Powder

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

PancrePlus Powder

Pancreatic enzymes (PancrePlus Tablets) are used in conditions like exocrine pancreatic insufficiency, in which the body does not supply its own digestive enzymes.

PancrePlus Tablets

Pancreatic enzymes (Pivetal Pancresorb Powder) are used in conditions like exocrine pancreatic insufficiency, in which the body does not supply its own digestive enzymes. This medication may be dispensed under one of several different brand names.

Pivetal Pancresorb Powder

Prednisone and prednisolone are steroids used to treat a wide variety of dog illnesses including inflammatory conditions, immune-mediated diseases, certain cancers, and Addison's disease (hypoadrenocorticism).

Prednisone

Prednisone and prednisolone (PrednisTabs) are steroids used to treat a wide variety of dog and cat illnesses including inflammatory conditions, immune-mediated diseases, certain cancers, and Addison's disease (hypoadrenocorticism).

PrednisTabs

Pro-Pectalin is an anti-diarrheal over the counter oral gel for dogs and cats that helps resolve and provides relief for diarrhea caused by stress or other influences.

Pro-Pectalin Anti-Diarrheal Gel for Dogs and Cats

Pro-Pectalin is an anti-diarrheal over the counter that helps maintain proper gut pH, supports normal digestive function, and aids in reducing occasional loose stools due to environmental stress or changes in diet.

Pro-Pectalin Anti-Diarrheal Tablets for Dogs and Cats

VetClassics Protegrity GI Probiotics help support normal gastrointestinal health for pets.

Protegrity GI Probiotics Soft Chews

Purina Pro Plan Veterinary Supplements FortiFlora SA Synbiotic Action contains a powerful combination of prebiotics and probiotics to support your dog’s GI health, with probiotics to nourish your dog’s gut and psyllium to support a healthy microbiome.

Purina Pro Plan FortiFlora PRO Synbiotic Action Probiotic Supplement for Dogs

Probiotics supply "good" bacteria to the gut and promote overall digestive health.