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Dogs + Medications & Supplements

  • Sotalol is given by mouth or injection and is used off label in dogs and cats to treat abnormal heart rhythms. The most common side effect is tiredness.

  • Soy protein is given by mouth and is used over the counter to treat many conditions such as urinary incontinence, certain cancers, inflammation, obesity, and diabetes. Side effects may include gastrointestinal signs, or allergic reactions. Do not use in pets that are allergic to it, or in pets that are pregnant or nursing. If a negative reaction occurs, please call your veterinary office.

  • Spinosad (brand name Comfortis®) is an antiparasitic used to kill adult fleas and to prevent and treat flea infestations in dogs and cats. It may be used off label (extra label) to treat other parasites and in other animals. It comes in an oral tablet form.

  • Spironolactone is given by mouth and is used off label to treat congestive heart failure, fluid accumulation, and other cardiovascular problems.

  • Spironolactone + benazepril (brand name Cardalis®) is a combination aldosterone antagonist (spironolactone) and angiotensin-converting enzyme inhibitor or ACE inhibitor (benazepril) used to treat certain types of congestive heart failure in dogs. Use to treat other heart conditions or in other species is "off label" or "extra label". Spironolactone + benazepril comes in chewable meat-flavored tablet form.

  • Spironolactone + hydrochlorothiazide is a combination aldosterone antagonist (spironolactone) and thiazide diuretic (hydrochlorothiazide) used to remove excess fluid and salt from the body in cats and dogs. This medication can be used in combination with other drugs to lower blood pressure and for protective effects on the heart muscle. It has also been used in dogs with fluid-up in the abdomen due to liver failure.

  • St. John’s wort is given by mouth and is used over the counter to treat pain, depression, anxiety, and other conditions. Give as directed by your veterinarian. The most common side effects include gastrointestinal upset, sun sensitivity, skin reactions, allergic reactions, dry mouth, or restlessness. Do not use in pets that are allergic to it, pregnant, nursing, very young, or very old or debilitated. If a negative reaction occurs, please call your veterinary office.

  • Stanozolol (brand names: Winstrol®, Menabol®, Neurabol®, Stanol®, Stromba®, Stombaject®) is an anabolic steroid that no longer commercially marketed in the US. It is currently used off label as a compounded medication to treat weight loss, anemia, poor appetite, and other issues in pet animals (not farmed animals). It may be effective in treating tracheal collapse in dogs.

  • Sterile eye wash is a sterile solution that can be used to cleanse the eyes and skin around the eyes in animals. It is safe for use in all species and is useful for many purposes, including the removal of debris, contaminants, and irritants from the eyes, as well as assisting with the management of underlying eye conditions.

  • Sucralfate (brand names Carafate® and Sulcrate®) is used in the treatment of ulcers and erosions that occur in the mouth, esophagus, stomach, and small intestine, including those caused by certain medications. Sucralfate creates a coating or barrier over the ulcer, protecting it from stomach acids and allowing it to heal.