Table 2

Effects of sildenafil on volume and buffering capacity of saliva

After clearance tests
SalivaBasalPre-sildenafilPost-sildenafil
Volume (ml/15 minutes)13.8 (9.5)15.2 (8.5)13.2 (6.3)
pH 6.83 (0.38) 6.87 (0.47) 6.83 (0.43)
Buffering capacity (ml HCl 0.1 N) 0.72 (0.28) 0.68 (0.29) 0.67 (0.27)