30
Participants
Start Date
September 30, 2013
Primary Completion Date
October 31, 2013
Study Completion Date
November 30, 2013
chlorine dioxide
First week, subjects were instructed to do regular tooth brushing. After that group A was requested to use chlorine dioxide mouthwash two time per days for three weeks in addition to tooth brushing and then, one week for combination of tooth brushing, tongue cleaning and mouth washing.
small toothbrush for tongue cleaning
First week, subjects were instructed to do regular tooth brushing. After that group B was requested to brush their tongue with small toothbrush two time per days for three weeks in addition to tooth brushing and then, one week for combination of tooth brushing, tongue cleaning and mouth washing.
Tokyo Medical and Dental University
OTHER