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Role of Chlorhexidine-Thymol Varnish in Caries Prevention

The use of 1% chlorhexidine in 1% thymol varnish may help decrease the risk of tooth decay in patients with poor dental hygiene.

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To date, most of the research on 1% chlorhexidine in 1% thymol varnish (CTV) has been conducted on which population?

A macro shot of a molar with a cavity clsgraphics / iStock / Getty Images Plus
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The premise for using CTV is that chlorhexidine produces antibacterial effects, including selective effects against mutans streptococcus (MS).

Broken teeth in children Srisakorn / iStock / Getty Images Plus
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Most studies of CTV have been of sufficient duration to show long-term effects on caries incidence.

Cute cartoon tooth character attacking bacteria wowwa / iStock / Getty Images Plus
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In a study of 102 frail elderly patients, following CTV application, there was an initial significant reduction in levels of salivary MS; however, at 12 months, there were no differences in salivary MS levels between the two varnish groups.

Old man sleeping in a hospital Syldavia / iStock / Getty Images Plus
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Chlorhexidine is the gold standard antibacterial agent against which other agents are compared for the reduction of supragingival plaque and gingivitis.

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It is well known what role oral hygiene status has on influencing efficacy of CTV.

Young woman brushing a tooth maroke / iStock / Getty Images Plus
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A recent systematic review found that there is no conclusive evidence that the application of CTV is effective when regular professional oral prophylaxis is performed.

Woman at the dentist's chair during a dental procedure robertprzybysz / iStock / Getty Images Plus
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Role of Chlorhexidine-Thymol Varnish in Caries Prevention
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