From Dog

Carvedilol is a nonselective beta blocker/alpha-1 blocker indicated in the treatment of mild to severe congestive heart failure.

It has been used particularly in dogs with mitral valve endocardiosis.

The recommended dose rate in dogs is 0.31 (0.26-0.35) mg/kg orally twice daily. The dose can be increased as needed up to 1.0 mg/kg twice daily without side-effects.