while ( - ) -d 600 in the effective dose range shows cardiovascular actions indicative of pure ca2+-antagonistic properties , and activity of the racemate resides in the ca2+-antagonistic properties of the ( - ) -isomer , cardiovascular effects of ( + ) -d 600 and its effectiveness against ventricular arrhythmias are indicative of parallel ca2+-antagonistic and membrane-stabilizing properties .
C0007226
cardiovascular
C0085612
ventricular