the convulsant dihydropyridine calcium channel activator , bay k 8644 , produced a significant increase in the kd ( 31 % ) of [ 3h ] nitrendipine at 30 min , and a significant increase in both the bmax ( 21 % ) and kd ( 28 % ) of [ 3h ] nitrendipine 60 min following the initiation of convulsions .
C0012315
dihydropyridine
C0028127
nitrendipine