- ventricular tachycardias
- congestive heart failure (CHF)
- dilated cardiomyopathy, or an enlarged, weakened heart
- an oral suspension (includes x 1 complimentary oral syringe)
- hypertrophic cardiomyopathy, or a thickened heart
- aortic stenosis, or narrowing of the aortic valve
- any other heart condition causing an increase in cardiac output
- asthma
- diabetes
- heart block
- hyperthyroidism
- kidney disease
- sinus bradycardia
- uncontrolled congestive heart failure
- aloe
- anesthesia
- calcium channel blockers
- furosemide
- insulin
- verapamil
- theophylline
- pentoxiphylline
- propranolol
- Labored breathing
- Lethargy or depression
- Loss of appetite
- facial swelling
- breathing difficulties
- fainting
- scratching
- fever
- coma
- shock
- fluid in the lungs or abdomen
- coughing