The Effects of a Toothpaste Containing the Active Ingredients of Galla chinensis and Sodium Fluoride on Dentin Hypersensitivity and Sealing of Dentinal Tubules: An In Vitro Study and an Eight-Week Clinical Study in 98 Patients.

At 4 weeks and 8 weeks after the toothpaste use, the tactile stimulation test score was significantly higher in the study group than in the control group ( Table 2 ), and the tactile stimulation test score showed an increasing trend from 4 weeks to 8 weeks ( Figure 1 ).

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At 4 weeks and 8 weeks after toothpaste use, the air blast hypersensitivity score was significantly lower in the study group than in the control group ( Table 3 ), and the air blast hypersensitivity score showed a decreasing trend from 4 to 8 weeks ( Figure 2 ), suggesting that the sensitivity of teeth caused by the cold air stimulus was reduced after treatment.

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