the pressor responses to aii ( 0.03 , 0.1 , 0.3 , 1.0 micrograms/kg i.v . ) were suppressed by the intravenous infusion of 20 micrograms/kg per min with l-verapamil but not with d-verapamil , diltiazem and vehicle in nt-wky , while no calcium blocker significantly diminished the vasopressor action of aii in shr .
C0042523
verapamil
C0020538
shr