Fluoride Varnish X Glass Ionomer Sealant on Cervical Dentin Hypersensitivity

Following the manufacturer's recommendations, it was not necessary to moisten or dry the treated surface beforehand or afterwards. The product was dispensed and manipulated for 15 s until a homogeneous mixture was obtained, applied with a micro brush, flowing into interproximal areas, and quickly adhering to the tooth surface in the presence of saliva.

Following the manufacturer's recommendations, prophylaxis and prior drying of the treated surface was carried out, the product was also dispensed and manipulated for 15 s until a homogeneous mixture was obtained, applied with a micro brush and light-cured for 20 s.

4 weeks after the simulation of the treatment application, participants in the placebo group received DH treatment with the product that had the best effect in the first 4 weeks.