Effect of non-acidic diet in treating dentin hypersensitivity: A randomized clinical trial double bind

Recruitment & Eligibility

Status: Complete

Sex: All

Target Recruitment: 36

Inclusion Criteria

patients age must be within the range of 18-70; in the first session of examinations, patients must have at least two teeth with dentin hypersensitivity in which erosion or abrasion in cervical region or gingival recession is exposed; initially, in response to cold air stimulator, patients must choose 2 or 3 in Schiff scale and choose within the range of 30 to 80 milli metes (3 to 8) in visual analogue scale pain intensity specifier, then after 10 minutes, using ice spray and putting it in buccal surface, we ask the patients to specify the intensity of pain based on visual analogue scale; mentioned teeth must not have looseness degree greater than one; Gingival Index must be equal or lower than one in the teeth under consideration; patients access and control must be available within the four week period of treatment.
Exclusion criteria: people with systemic diseases (people with high blood pressure or diabetic ones who are under control are excepted ); ladies who are in the period of pregnancy or breast feeding; people who have used anti epilepsy, anti inflammation, anti histamine, anti depression, anodyne, tranquilizer or sedative drugs daily, in the recent month or have to use during the period of study; people with chronic or advanced periodental or dental pathologic diseases; teeth with partial prosthesis, teeth with wide restoration such as crowned teeth, suspected to pulpit, enamel caries or cracking; people who have used dentin hypersensitivity reduction treatment like anti hypersensitivity toothpaste in the recent eight weeks; patients who have had periodental surgery orthodontic treatment in the recent three months.

Exclusion Criteria

Not provided

Study & Design

Study Type: interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Pain amount in the first examination and before intervention. Timepoint: At the beginning of the study in the primary examination. Method of measurement: visual analog scale Marking on the line with standard length.;Pain amount in the first examination and before intervention. Timepoint: At the beginning of the study in the primary examination. Method of measurement: Schiff criteria Degree 0: patient does not answer to the air stimulator , degree 1: patient answers to the air stimulator but does not ask for its stop, degree 2: patient answers to the air stimulator and ask for its stop or dispalcement, degree 3: patient answers to the air stimulator, finds it painful and ask for its stop.

Secondary Outcome Measures

Name	Time	Method
Visual analogue scale degree in the final examination and before intervention. Timepoint: 4 weeks. Method of measurement: Marking on the line with standard length (pain amount identifier).;Schiff criteria degree in the final examination and after intervention. Timepoint: 4 weeks. Method of measurement: Degree 0: patient does not answer to the air stimulator , degree 1: patient answers to the air stimulator but does not ask for its stop, degree 2: patient answers to the air stimulator and ask for its stop or dispalcement, degree 3: patient answers to the air stimulator, finds it painful and ask for its stop.