Remineralization Potential of PRG Barrier Coat Versus Fluoride Varnish in White Spot Lesions in Permanent Anterior Teeth of Children

"Before the application of the varnish, teeth were cleaned using a prophylaxis polishing past with a low-speed cone brush in a contra angle low-speed handpiece. It will be dried with air and isolated using cotton rolls.~Package will be unpacked, and the application guide will be used to display the contents and mix to avoid the separation of sodium fluoride components. After isolation, a thin layer of the varnish will coat . The participants will be asked to keep their mouths closed to allow the varnish to set in the presence of saliva. Rinsing or suction was not allowed immediately after the application of the varnish.~The participants will be asked to avoid consumption of rough and viscid food or hot drinks for two hours after application of the varnish. For the rest of that day, participants will be asked to eat soft food and stop tooth brushing (Ezzeldin et al., 2024)."

"Before the application of the varnish, teeth were cleaned using a prophylaxis polishing past with a low-speed cone brush in a contra angle low-speed handpiece. It was then dried with air and isolated using cotton rolls.~\