in a crossover study the effect of local vancomycin ( paste containing 0.5 % vancomycin applied to the gums three times a day for 7 days ) versus chlorhexidine mouth rinsing ( 0.2 % chlorhexidine solution twice a day for 7 days ) on alpha-hemolytic streptococci in the oral cavity was investigated in eight volunteers .
C0017562
gums
C0226896
oral cavity