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

Use code EASYFILL50 at checkout for 50% off up to $50 on your first auto-refill order.*

*Coupon terms and conditions: code EASYFILL50 applicable for first-time 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.

Use code CHOICE30 at checkout for 30% off up to $30 on your next order.*

*Coupon terms and conditions: code CHOICE30 applicable for one-time or auto-refill orders, 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.

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Immune support supplements for dogs to help strengthen natural defenses. Trusted care from Koala Health.

Immune Support for Dogs

immune support

Cyclosporine (Atopica) is used to suppress the immune system to treat allergic skin and immune-mediated conditions.

Atopica for Dogs

Azathioprine is used to suppress the immune system to treat immune-mediated conditions.

Azathioprine

Diphenhydramine (Calmatrol) is an antihistamine used to treat allergic reactions and itchiness due to allergies.

Calmatrol

Cyclosporine (Cyclavance) is used to suppress the immune system to treat allergic skin and immune-mediated conditions.

Cyclavance

Cyclosporine is used to suppress the immune system to treat allergic skin and immune-mediated conditions.

Cyclosporine

Mycophenolate is used to suppress the immune system to treat immune-mediated conditions.

Mycophenolate

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

Diphenhydramine (Vetadryl) is an antihistamine used to treat allergic reactions and itchiness due to allergies.