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*Coupon terms and conditions: code SAVINGS50 applicable for Subscribe & Save orders only. Product exclusions apply. Excluded products include Azodyl, Bravecto, Bravecto Plus, Droncit, Incurin, Mometamax, Numelvi, Optimmune, Posatex, Sentinel, Tri-Heart Plus, VetPen, Vetsulin, compounded and refrigerated medications. Promotional code valid through September 7, 2026.

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*Coupon terms and conditions: code SAVINGS35 applicable for one-time or Subscribe & Save orders over $20. Product exclusions apply. 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 September 7, 2026.

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

Digestive & Stomach Medicine for Cats

digestive & gastrointestinal

Mirtazapine (Mirataz) is an oral or transdermal medication used as an appetite stimulant and to control nausea and vomiting.

Mirataz

Mirtazapine is an oral or transdermal medication used as an appetite stimulant and to control nausea and vomiting.

Mirtazapine

Cobalequin is used to supplement vitamin B12 in animals who lack it due to gastrointestinal disorders.

Nutramax Cobalequin® B12

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

Nutramax Proviable-DC®

Nutramax Proviable® Probiotics Diarrhea Support Kit

Omeprazole reduces stomach acid production.

Omeprazole

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 (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).