Group/visit visit 1 (With the  starting  of RT) ( Base line Visit) Visit 2( After 14 days) Visit 3 ( After 28 Days)
Group 1 ( Placebo)  0.028-0.520 0.024-0.400 0.018-0.211
Group 2 (CHX) 0.023-0.410 0.039-0.860 0.053-1.440
Group 3(PVI) 0.023-0.425 0.025-0.620 0.051-0.970
Table 3: Salivary flow rate of study subjects over a period of 4 weeks.