^*CRI = continuous rate infusion

^†Approved by FDA for adjunctive therapy in treating debilitated horses.

^ǂApproved by FDA for initial and chronic treatment of heart failure and supraventricular tachycardia, atrial flutter, and atrial fibrillation in dogs.

• Approved by FDA for treatment of mild, moderate, or severe heart failure in dogs due to mitral regurgitation and/or reduced ventricular contractility.

^¶FDA/CVM approved dosage regimen

^#Several FDA-approved products are available.