compare the effectiveness of Eggshell derived nano-Hydroxyapatite with and without fluoride and conventional fluoride containing tooth paste versus conventional desensitizing fluoride containing tooth paste on dentinal tubule occlusion and dentin mineral deposition.
Adult Patients Aged 18-60
Males or females.
Good oral hygiene
Absence of abnormal occlusion habits (e.g. bruxism, nail biting, tooth clenching and mouth breathing).
Patients with known allergic or adverse reaction to the tested materials.
Systematic disease that may affect participation.
Xerostomic patients.
Patients with bad oral hygiene
Parallel
Eggshell derived Nano-hydroxyapatite (n-HAp) with a Fluoride containing toothpaste
Drugpatients would be instructed to treat their teeth for 5 min twice a day with the provided toothpaste.
Eggshell derived Nano-hydroxyapatite (n-HAp) without a Fluoride containing toothpaste
Drugpatients would be instructed to treat their teeth for 5 min twice a day with the provided toothpaste.
Pain intensity due to Dentin Hypersensitivity by Visual Analogue Scale (VAS)
VAS is used to "quantify" the pain severity in millimeter (mm) in response to such query as "Draw a line on the scale that shows how much pain you have at this time " with "no pain" on the far left end of scale at 0 mm and "pain as bad as it can be" on the far right at 100 mm.
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