Feline cardiac disease and secondary congestive heart failure (CHF) is a common presenting complaint to the ER or ICU. Treatment often includes diuretics (e.g., furosemide), oxygen therapy, calcium channel blockers, and other cardiac medications. Recently, the use of pimobendan has been evaluated to treat cats with heart failure. Should we wait to get our echocardiogram results before starting pimobendan? Is HCM a contraindication for giving pimobendan? This veterinary podcast reviews whether the use of oral pimobedan is beneficial, and what contraindications exist.