321207.fig.001a
(a)
321207.fig.001b
(b)
321207.fig.001c
(c)
Figure 1: Systolic blood pressure (SBP), diastolic blood pressure (DBP), and pulse rate (PR) at baseline, 5 and 15 minutes after administration of either nitroglycerin or placebo tablets. All parameters showed differences of statistical significance between the groups ( ) following administration of the tablets.