Library
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Hydralazine is given by mouth and is used off label to treat high blood pressure and some causes of heart failure. Side effects include decreased appetite, vomiting, and/or diarrhea. Do not use in pets that are allergic to it or in pets with heart vessel disease, low blood pressure, severe dehydration, or severe blood loss. If a negative reaction occurs, please call your veterinary office.
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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.