the interaction of two orally administered ca-channel blockers , the dihydropyridines nisoldipine and nifedipine , with the non-depolarizing muscle relaxant , vecuronium bromide , was tested in the indirectly stimulated tibialis anterior muscle of anesthetized and ventilated sprague-dawley rats .
C0012315
dihydropyridines
C0028116
nisoldipine