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Educational Articles

Medications & Supplements

  • Alendronate is a bone resorption inhibitor used to treat high levels of calcium in the blood in cats and dogs. It may also be used as part of the treatment plan for some types of bone cancer. It has been used to treat feline odontoclastic resorptive lesions (FORLs or tooth resorption) in cats. Alendronate comes in tablet and liquid suspension forms.

  • Allopurinol is an oral medication typically used to prevent uric acid and calcium oxalate stones in dogs. It is also used off-label to treat leishmaniasis and gout in dogs and other species.

  • Aluminum acetate solution, Topical (Burow's solution) + hydrocortisone (Corti-Derm®, Cort/Astrin®, Hydro-B 1020®), is a topical treatment used to relieve inflammation and itchiness in dogs. It is also commonly used to treat ear infections (otitis externa) in dogs due to its antibacterial effects and anti-inflammatory effects.

  • Aluminum acetate solution, topical (Burow’s solution) is an astringent and drying agent used for the temporary relief of minor skin irritation in dogs and cats. Burow’s solution is also commonly used to treat ear infections. Burow’s solution is available as an over-the-counter human product but should always be used under the supervision and guidance of a veterinarian.

  • Amitraz is a topical solution in the form of a medicated dip, spot-on treatment, or collar used to treat demodectic mange or for the prevention of flea and tick infestations. Common side effects include sedation, incoordination while walking, slow heart rate, gastrointestinal effects, skin irritation, and temporary high blood sugar. This medication is contraindicated in very young animals, and used with caution in old, debilitated, diabetic, or small-breeds. While animals may exhibit signs of sedation, contact your veterinary office if your pet cannot be aroused from sleep or if the sedation lasts for more than 72 hours. Amitraz is toxic if swallowed.

  • Atopivet® topical products are formulated to help maintain a healthy skin barrier and support skin health in cats and dogs. These skin care products are available over-the-counter in the forms of a mousse, spot-on, and skin-care collar.

  • Atovaquone is given by mouth and is used off-label to treat protozoal infections. Give as directed. Side effects are uncommon but may include stomach upset or skin rash. Do not use in pets that are pregnant. If a negative reaction occurs, contact your veterinarian as soon as possible.

  • Atropine ophthalmic (brand name Isopto Atropine) is an eye medication used to dilate (enlarge) the pupil. It is used off label (extra label) only, in all veterinary species of animals. Atropine ophthalmic comes in a 1% drop, solution, or ointment form, which is placed directly into the eye.

  • Attapulgite (brand name Toxisorb™ Bolus) is an anti-diarrhea clay supplement used in pets like dogs, cats, horses, and cattle. It works by binding bacteria and toxins to help restore a healthy intestinal system.

  • Avenanthramides with ceramides and chlorhexidine (brand name CeraSoothe CHX®) is an antiseptic, antifungal, and skin nourishing agent used in the treatment of surface skin infections and skin reactions in cats and dogs. It may be used “off label” or “extra label” in other animals and to treat other conditions. Avenanthramides with ceramides and chlorhexidine comes in mousse and shampoo forms.