Among the following varnish Which of the following has flouride concentration less than duraphat but having equivalent efficacy:
Correct Answer: Carex
Description: Flouride varnish was first developed in Europe by Schimdt. They maintain the fluoride ions in intimate contact with enamel for longer periods. The two commonly used varnishes are –
Duraphat: It is the first flouride varnish and contains 22600 ppm fluoride as NaF in a neutral colophonium base (NaF varnish containing 2.26% fluoride in organic lacquer)
Fluor Protector (Fluoride concentration is about 7000 ppm or 0.70%)
Carex: Contains a lower fluoride concentration than Duraphat--(1.8% fluoride) and has efficacy equivalent to that of Duraphat.
Duraflour - 22.6 mg/ml.
Contains NaF in alcoholic suspension of natural resins with xylitol as sweetening agent.
Cavity shield: 5% NaF in resinous base.
Category:
Dental
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