“…47:77-89, 1999. © 1999 INTRODUCTION β-Adrenoceptor blockers, such as pindolol, celiprolol, bucindolol, labetalol, and carvedilol, have ancillary vasodilatory properties [Abrahamsson, 1986;Frishman, 1991;Hershberger et al, 1990;Wallin and O'Neill, 1983;Sponer et al, 1987]. Of these, carvedilol has been accepted for use in the treatment of patients with chronic heart failure [Eichhon, 1992;Bristow, 1993].…”