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Comparison of mouthrinses containing chlorhexidine and other active agents with chlorhexidine mouthrinse-gel: effects on de novo plaque formation / Comparação de enxaguatórios de clorexidina e outros agentes ativos com enxaguatório-gel de clorexidina sobre a formação de biofilme
Yévenes, Ismael; Alvarez, Sonia Rivera; Jara, Miguel Neira; Wolfenson, Paula Maass; Smith, Ljubica Petrasic.
  • Yévenes, Ismael; University of Chile. Santiago. CL
  • Alvarez, Sonia Rivera; University of Chile. Santiago. CL
  • Jara, Miguel Neira; University of Chile. Santiago. CL
  • Wolfenson, Paula Maass; University of Chile. Santiago. CL
  • Smith, Ljubica Petrasic; University of Chile. Santiago. CL
Rev. odonto ciênc ; 24(4): 345-348, Oct.-Dec. 2009. tab
Article in English | LILACS, BBO | ID: biblio-873983
ABSTRACT

Purpose:

Antiseptic mouthrinses containing chlorhexidine (CHX) seem to be the most effective chemical agents for plaque control. The CHX concentration is usually 0.12% or 0.20%, but formulations with lower concentrations of CHX (0.05%) in combination with other active agents such as sodium fluoride (0.05%) or cetyl pyridinium chloride (0.05%) (Cpc) are available. The aim of this study was to compare plaque formation at 24 hours after the use of 0.1% CHX mouthrinse-gel and mouthrinses containing 0.12% and 0.05% CHX plus other active agents.

Methods:

A controlled, randomized, double-blind, crossover clinical trial was designed. Thirty subjects underwent four consecutive experimental phases with four treatments CHX 0.1% + hydroxymethylcellulose 2.5% (HMC), CHX 0.12% + alcohol, CHX 0.12% + 0.05% sodium fluoride, and CHX 0.05% + 0.05% Cpc. On the day of study, the subjects discontinued all other oral hygiene habits and were randomly assigned for treatment with the experimental mouthwash. Each experimental phase was preceded by a 28-day washout period. Plaque formation was recorded after one undisturbed day.

Results:

Formulations of CHX 0.12% with alcohol and sodium fluoride and CHX 0.1% + HMC 2.5% reduced de novo plaque formation to a greater extent than the mouthwash with CHX 0.05% + Cpc (P < 0.05).

Conclusion:

The 0.1% CHX gel presents an anti-plaque efficacy similar to that of mouthwashes containing 0.12% CHX and other active agents, and was more effective at inhibiting plaque formation than the mouthwash containing 0.05% CHX with Cpc.
RESUMO

Objetivo:

Enxaguatórios contendo clorexidina (CHX) parecem ser os mais eficazes agentes químicos para controle de placa. A concentração de CHX geralmente é de 0.12% ou 0.20%, mas formulações de clorexidina em concentrações mais baixas (0.05%) com outros agentes ativos, tais como fluoreto de sódio (0.05%), cloreto de cetilpiridínio (0.05%) estão disponíveis atualmente. Este estudo teve por objetivo comparar a eficácia de gel de clorexidina a 0.1% com enxaguatórios contendo 0.12% e 0.05% CHX e outros agentes ativos, em relação ao crescimento de placa bacteriana em 24 horas.

Metodologia:

Um ensaio clínico com delineamento cruzado, randomizado, controlado e duplo-cego foi concebido. Trinta sujeitos foram submetidos a quatro fases experimentais consecutivas com quatro tratamentos (bochechos) CHX 0.1% + HMC 2.5%, 0.12% CHX + álcool, CHX 0.12% + 0.05% de fluoreto de sódio e CHX 0.05% + 0.05% cloreto de cetilpiridínio. No dia de estudo, os indivíduos interromperam todas as medidas de higiene oral e foram tratados os bochechos experimentais aleatoriamente. Cada fase experimental foi precedida por um período de 28 dias de washout. A formação de placa foi registrada depois de um dia sem disturbio de formação.

Resultados:

As formulações de CHX 0.12% com álcool e fluoreto de sódio e gel foram eficientes em retardar a formação de placa e foram superiores (P < 0,05) para a CHX 0.05% com cloreto de cetilpiridínio.

Conclusão:

O gel de clorexidina 0,1% para bochechos apresenta uma eficácia antiplaca semelhante aos bochechos de 0.12% CHX com outros agentes ativos, sendo superior aos bochechos de clorexidina a 0.05% com cloreto de cetilpiridínio.
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Chlorhexidine / Dental Plaque / Mouthwashes Type of study: Controlled clinical trial Limits: Female / Humans / Male Language: English Journal: Rev. odonto ciênc Journal subject: Dentistry Year: 2009 Type: Article Affiliation country: Chile Institution/Affiliation country: University of Chile/CL

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Full text: Available Index: LILACS (Americas) Main subject: Chlorhexidine / Dental Plaque / Mouthwashes Type of study: Controlled clinical trial Limits: Female / Humans / Male Language: English Journal: Rev. odonto ciênc Journal subject: Dentistry Year: 2009 Type: Article Affiliation country: Chile Institution/Affiliation country: University of Chile/CL