NUPRO(r) Sensodyne Prophylaxis Paste With NovaMin(r)Sensitivity Relief Study

It is hypothesized that the prophy paste with NovaMin(r)will give patients immediate sensitivity relief, as well as sensitivity relief up to 4 weeks (28 days) after measurement.

Inclusion criteria

• Availability to complete in the 28 day duration of the study.
• Two sensitive teeth which are not adjacent to each other and preferably in different quadrants and demonstrate cervical erosion, abrasion, and gingival recession.
• qualifying response to tactile stimuli as defined by a score of </= 20 grams.
• Qualifying response to air blast stimuli as defined by a score of >/= 1 on the Schiff Cold Air Sensitivity Scale.
• Good general health with no known allergies to products being tested.
• Use of a non-desensitizing dentifrice for 3 weeks prior to entry into the study.
• Able to follow study procedures and instructions.
• Must have a minimum of 10 natural evaluable teeth, excluding 3rd molars.

Exclusion criteria

• Individuals who exhibit gross oral pathology
• Females who may be pregnant or lactating or intending to become pregnant
• Individuals who require anesthetic during scaling
• Dental pathology which may cause pain similar to tooth sensitivity
• Individuals with large amounts of calculus
• Subjects with active infectious diseases such as hepatitis, HIV or tuberculosis
• Any condition requiring antibiotic prophylaxis for dental treatment
• Excessive gingival inflammation
• Individuals who had their teeth cleaned within 30 days of the screening appointment
• Individuals who have had a desensitizing treatment or tooth bleaching within 90 days of screening appointment.
• Oral pathology, chronic disease, or history of allergy to test products
• Advanced periodontal disease or treatment for periodontal disease (including surgery) within the past twelve months.
• Sensitive teeth with mobility greater than one.
• Teeth with extensive/defective restorations (including prosthetic crowns), suspected pulpitis, caries, cracked enamel, or used as abutments for removable partial dentures.
• Regular use of sedatives, anti-inflammatory drugs, or analgesic
• Participation in a desensitizing dentifrice study or regular use of a desensitizing dentifrice within the past 4 weeks.
• Current participation in any other clinical study or receipt of an investigational drug within 30 days of the screening visit at the start of the study.
• Personnel; a) An employee of the sponsor; b) A member or relative of the study site staff directly involved with the study.
• Allergies to oral care products, personal care consumer products, or their ingredients.
• Any subject who, in the judgment of the investigator, should not participate in the study.