Effects of L-/N-Type Calcium Channel Blockers on Angiotensin II–Renin Feedback in Hypertensive Patients

Figure 6

Plasma aldosterone levels and PRA before and after treatment. Although there were no significant differences in plasma aldosterone levels of PRA between the 2 groups, both showed nonsignificant increases in the amlodipine group but not in the cilnidipine group. PRA, plasma renin activity.

(a)

(b)