[A comparative study of the efficacy of the action of a number of local antimicrobial preparations on the species and quantitative composition of the microbial flora in periodontal pockets].

The effects of a number of antibiotics were studied with the use of phase contrast microscopy. The time course of the qualitative and quantitative changes of the periodontal pouch microflora evidences that a mixture of trichopol with chlorohexidine is the most effective therapy for periodontal pouch sanitization.