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

🎇 LABOR DAY SALE 🎇 Use code SAVINGS50 at checkout for 50% off (up to $50) on Subscribe & Save orders.*

*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.

🎇 LABOR DAY SALE 🎇 Use code SAVINGS35 at checkout for 35% off (up to $35) on your next order.*

*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.

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

Shop prescription and vet-approved dog antibiotics for common infections. Safe, reliable treatments from Koala Health.

Dog Antibiotics

antibiotics

Doxycycline is an antibiotic used to treat tick-transmitted diseases as well as susceptible infections in the urinary and respiratory tracts.

Doxycycline Hyclate

Doxycycline Monohydrate

Enrofloxacin is a powerful antibiotic used to treat susceptible infections like those found in the skin and respiratory and urinary tracts. It may be dispensed under the brand names Baytril or Enroquin.

Enrofloxacin

Enrofloxacin (Enroquin) is a powerful antibiotic used to treat susceptible infections like those found in the skin and respiratory and urinary tracts.

Enroquin

Fluconazole is an antifungal medication commonly used to treat ringworm.

Fluconazole

Gentamicin ophthalmic solution is an antibiotic prescribed for the treatment of bacterial eye infections.

Gentamicin Sulfate Ophthalmic Solution

Itraconazole is an antifungal medication commonly used to treat ringworm.

Itraconazole

Ketoconazole is an antifungal medication that can also be used to treat Cushing's disease.

Ketoconazole

Marbofloxacin is a powerful antibiotic used to treat susceptible infections like those found in the skin and respiratory and urinary tracts.

Marboquin

Metronidazole is an antibiotic most commonly used for the gastrointestinal tract, but is also used for infections in many other parts of the body.

Metronidazole

Nitrofurantoin is an antibiotic used for resistant urinary tract infections.

Nitrofurantoin

Orbifloxacin (Orbax) is a powerful antibiotic used to treat susceptible infections like those found in the skin and urinary tract.