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

Now Available on Koala: Royal Canin Vet Fresh Frozen Diets! Use code FRESH50 at checkout for 50% off your first Subscribe & Save order.*

*Coupon terms and conditions: code FRESH50 applicable for first-time Subscribe & Save orders only. Coupon code applies to the following products: Royal Canin Appetite Stimulation Fresh Frozen Dog Food, Royal Canin Gastrointestinal Low Fat Fresh Frozen Dog Food, and Royal Canin Selected Protein Pork Recipe Fresh Frozen Dog Food. Promotional code valid through December 31, 2026.

Use code EASYFILL50 at checkout for 50% off up to $50 on your first Subscribe & Save order.*

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

Allergy Relief

Antibiotics

Anxiety, Behavior & Stress

Arthritis, Pain & Joint Health

Dental

Dewormers & Parasiticides

Diabetes & Insulin

Digestive & Gastrointestinal

Ear Care

Eye Care

Flea & Tick

Food

Heart & Blood Pressure

Heartworm

Immune Support

Respiratory Care & Asthma

Seizure & Epilepsy

Skin & Coat

Thyroid & Hormone

Urinary Tract & Kidneys

Vitamins & Supplements

All Cat Food

Dry Food

Treats

Veterinary Diets

Wet Food

All Dog Food

Flea and tick medicine for dogs to protect against parasites year-round. Trusted treatments from Koala Health.

Flea & Tick Medicine for Dogs

flea & tick

A monthly topical medication that prevents heartworm disease, prevents and controls flea infestations, ear mites, in addition to certain skin mites, ticks, and intestinal parasites.

Revolution for Cats

Revolution for Dogs

Selaspot For Dogs

A monthly oral medication that prevents heartworm disease, controls flea infestations, and treats and controls certain intestinal parasites including whipworms.

Sentinel Flavor Tablets for Dogs

A monthly oral medication that prevents heartworm disease plus prevents and controls fleas and intestinal parasites including tapeworms and whipworms.

Sentinel Spectrum Tablets for Dogs

Seresto Collar is an effective, reliable alternative to monthly flea and tick topicals that repels and kills fleas & ticks for 8 consecutive months.

Seresto Flea & Tick Collar for Dogs

Sarolaner (Simparica) is a monthly chewable medication that prevents and controls flea and tick infestations in addition to prevent Lyme disease by killing certain kinds of ticks.

Simparica Chewable Tablets for Dogs

A monthly oral medication that prevents heartworm disease, treats and controls certain intestinal parasites, and prevents and treats flea and tick infestations.

Simparica TRIO for Dogs

A monthly oral medication that prevents heartworm disease, treats, controls, and prevents flea infestations, and treats and controls certain intestinal parasites including whipworms.

Trifexis for Dogs

Vectra 3D is a monthly topical medication used to treat and prevent flea and tick infestations and repel biting flies including mosquitoes.