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

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*Coupon terms and conditions: code ROYAL35 applicable for first-time Subscribe & Save orders only. Promotional code valid through December 31, 2026. Manufacturer promotional maximums may apply.

Use code PUMPKIN50 at checkout for $50 off your next order of $150 or more.*

*Coupon terms and conditions: code PUMPKIN50 applicable for one-time or Subscribe & Save orders. 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. Manufacturer promotional maximums may apply. Offer valid through October 18, 2026.

Allergy Relief

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Allergy relief and medicine for dogs, from antihistamines to prescription treatments. Vet-approved care delivered by Koala Health.

Allergy Relief & Medicine for Dogs

allergy relief

Triamcinolone (Kenalog) is a steroid used to treat inflammatory conditions, especially allergy and skin disorders.

Kenalog

Loratadine blocks histamine’s effects to reduce itchiness associated with allergies. It can also be used as an additional treatment for itching related to certain types of cancers (eg, mast cell tumors)

Loratadine

Methylprednisolone is a steroid used to treat inflammatory conditions, especially allergy and skin disorders.

Methylprednisolone

Numelvi

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

Temaril-P is an oral medication that treats both coughing and itchiness due to a wide variety of causes.

Temaril-P

Triamcinolone is a steroid used to treat inflammatory conditions, especially allergy and skin disorders.

Triamcinolone

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

Vetadryl

Zenrelia is an innovative, once daily treatment to break the itch-scratch cycle that lets dogs get back to normal. Zenrelia is indicated for the control of pruritus associated with allergic dermatitis and control of atopic dermatitis in dogs at least 12 months of age. Zenrelia targets itch where it starts. Zenrelia works by interrupting key cytokine signaling pathways involved in allergic itch and breaks the itch-scratch cycle.