Clinical evaluation of the oral probiotic<i>Streptococcus salivarius</i>K12 in the prevention of recurrent pharyngitis and/or tonsillitis caused by<i>Streptococcus pyogenes</i>in adults

Abstract

Prophylactic administration of Streptococcus salivarius K12 to adults having a history of recurrent oral streptococcal pathology reduced the number of episodes of streptococcal pharyngeal infections and/or tonsillitis.