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Tooth HypersensitivityNCT01669785

NUPRO Sensodyne Prophylaxis Paste With NovaMin Sensitivity Relief Study

A study testing Group C, Group A and Group B in people with Tooth Hypersensitivity, run by Dentsply International at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The study is intended to verify through clinical measurement that the NUPRO Sensodyne Prophylaxis Paste with Novamin provides immediate sensitivity relief as well as extended relief up to 28 days. Read more about this study

Who is it for?
Ages 18 to 70 yearsHealthy volunteers can take part
Conditions the study is for
Tooth Hypersensitivity
What is being tested?
Group C, Group A and Group B
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
139 participants
Where
1 siteUnited States
Study dates
Mar 2012to May 2012
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 70 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Availability to complete in the 28 day duration.
  • Two sensitive teeth, which are not adjacent to each other and preferably in different quadrants, which 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.
  • Subjects need to satisfy the qualifying response to stimuli for both parameters assesses (Tactile or Air Blast) on at least two teeth (non-adjacent) to be entered into the study.
  • Good general health with no known allergies to products being tested.
  • Use of a non-desensitizing dentifrice for 2 weeks prior to entry into the study.
  • Subjects must have a minimum of 10 natural teeth, excluding 3rd molars.

Who cannot join

  • 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.
Show all 18Show fewer
  • 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 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; b0 A member or relative of teh study site staff directly involved with the study.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Salus Research, Inc.

    Fort Wayne, Indiana, 46825

Other trials in United States

About this study

Official title: NUPRO Sensodyne Prophylaxis Paste With NovaMin for the Treatment of Dentin Hypersensitivity.

The study is intended to verify through clinical measurement that the NUPRO Sensodyne Prophylaxis Paste with Novamin provides immediate sensitivity relief as well as extended relief up to 28 days.

Read the detailed description

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

Being tested
Group C, Group A, Group B
Medical subject headings
Dentin Sensitivity

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Group CDevice

    Also called NUPRO Classic Prophy Paste

    Abrasive, flavored dental prophylaxis paste for cleaning and polishing teeth.

  • Group ADevice

    Also called NUPRO Sensodyne Prophy Paste with NovaMin with Fluoride.

    Abrasive, flavored dental prophylaxis paste for cleaning and polishing teeth.

  • Group BDevice

    Also called NUPRO Sensodyne Prophy Paste with NovaMin without Fluoride.

    Abrasive, flavored dental prophylaxis paste for cleaning and polishing teeth.

Study groups in NCT01669785
Study groupRoleWhat they receive
Group CActive comparatorNUPRO Classic Prophy Paste Administered on day one only. Unit dose cup contained enough paste for a single procedure. Contains no Novamin or Fluoride.. Leave in contact for 60 seconds, rinse with water and expectorate.
Receives: Device: Group C
Group AExperimentalNUPRO Sensodyne Prophy Paste w/ Novamin Administered on day one only. Unit dose cup contained enough paste for a single procedure. Contains 15% Novamin. Does not contain Fluoride. Leave in contact for 60 seconds, rinse with water and expectorate
Receives: Device: Group B
Group BExperimentalNUPRO Sensodyne Prophy Paste w/ Novamin w/ Fluoride Administered on day one only. Unit dose cup contained enough paste for a single procedure. Contains 1.23% fluoride ion and 15% Novamin. Leave in contact for 60 seconds, rinse with water and expectorate.
Receives: Device: Group A

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Baseline Pre-Prophy Assessment (Tactile Sensitivity)

    Pre-prophy procedure baseline assessment is measured with an electronic force sensing probe (Yeaple probe). Grams of force needed to elicit pain are recorded as hypersensitivity score for the tooth. 10,20,30,40, up to 50 grams of force are applied to the hypersensitive tooth until pain is elicited. The higher the score (the more grams of force needed to elicit a response of pain), the lower the hypersensitiv

    Subjects were required to have two sensitive teeth which are not adjacent to each other and preferably in different quadrants. Scores were obtained by taking the average over the scores for the evaluated teeth.

    Measured: Pre-treatment measurement

  2. Immediate Sensitivity Relief (Tactile Sensitivity)

    Assessment of sensitivity score via tactile and air blast measurements immediately after treatment. Tactile hypersensitivity is measured with an electronic force sensing probel (Yeaple probe). Grams of force needed to elicit pain are recorded as hypersensitivity score for the tooth. Grams of force needed to elicit pain are recorded as hypersensitivity score for the tooth. 10, 20, 30, 40 up to 50 grams of force are applied to the hypersensitive tooth until pain is elicited. The higher the score (the more grams of force needed to elicit a response of pain), the lower the hypersensitivity.

    Subjects were required to have two sensitive teeth which are not adjacent to each other and preferably in different quadrants. Scores were obtained by taking the average over the scores for the evaluated teeth.

    Measured: Immediately after treatment .

  3. Long-term Sensitivity Relief (Tactile Sensitivity)

    Assessment of sensitivity score via tactile measurements long term after treatment.

    Tactile hypersensitivity is measured with an electronic force sensing probel (Yeaple probe). Grams of force needed to elicit pain are recorded as hypersensitivity score for the tooth. Grams of force needed to elicit pain are recorded as hypersensitivity score for the tooth. 10 to 50 grams of force are applied to the hypersensitive tooth until pain is elicited. The higher the score (the more grams of force needed to elicit a response of pain), the lower the hypersensitivity.

    Subjects were required to have two sensitive teeth which are not adjacent to each other and preferably in different quadrants. Scores were obtained by taking the average over the scores for the evaluated teeth.

    Measured: 28 days (+/- 2 days) post treatment.

  4. Baseline Pre-Prophy Assessment (Air Blast Sensitivity)

    Pre-prophy procedure baseline assessment using Schiff Cold Air Sensitivity scale (0-3).

    Air blast hypersensitivity is measured using the Schiff Cold Air Sensitivty scale (0-3). The scale is scored as follows:

    0=Subject does not respond to stimulus; 1= Subject responds to stimulus but does not request discontinuation of stimulus; 2=Subject responds to stimulus and requests discontinuation or moves from air stimulus; 3=Subject responds to stimulus, considers it painful and requests discontinuation.

    The higher the score, the higher the hypersensitivity.

    Subjects were required to have two sensitive teeth which are not adjacent to each other and preferably in different quadrants. Scores were obtained by taking the average over the scores for the evaluated teeth.

    Measured: Pre-treatment measurement

  5. Immediate Sensitivity Relief (Schiff Air Blast Sensitivity)

    Assessment of sensitivity score via air blast measurements immediately after treatment.

    Air blast hypersensitivity is measured using the Schiff Cold Air Sensitivity scale (0-3). The scale is scored as follows:

    0=Subject does not respond to stimulus; 1= Subject responds to stimulus but does not request discontinuation of stimulus; 2=Subject responds to stimulus and requests discontinuation or moves from air stimulus; 3=Subject responds to stimulus, considers it painful and requests discontinuation.

    Subjects were required to have two sensitive teeth which are not adjacent to each other and preferably in different quadrants. Scores were obtained by taking the average over the scores for the evaluated teeth.

    Measured: Immediately after treatment .

  6. Long-term Sensitivity Relief (Schiff Air Blast Sensitivity)

    Assessment of sensitivity score Schiff air blast measurements long term after treatment.

    Air blast hypersensitivity is measured using the Schiff Cold Air Sensitivity scale (0-3). The scale is scored as follows:

    0=Subject does not respond to stimulus; 1= Subject responds to stimulus but does not request discontinuation of stimulus; 2=Subject responds to stimulus and requests discontinuation or moves from air stimulus; 3=Subject responds to stimulus, considers it painful and requests discontinuation.

    Subjects were required to have two sensitive teeth which are not adjacent to each other and preferably in different quadrants. Scores were obtained by taking the average over the scores for the evaluated teeth.

    Measured: 28 days (+/- 2 days) post treatment.

Secondary outcomes (4)
  1. Sensitivity Relief (Self-Assessment)

    All subjects completed a questionnaire titled "How sensitive are your teeth?" to assess their whole-mouth tooth sensitivity prior to the baseline assessments.

    The questionnaire contained a 4-item verbal descriptor scale as follows:

    Score 0= no discomfort or awareness of sensitivity; 1=mild discomfort/pain from sensitive teeth; 2=moderate discomfort/pain from sensitive teeth; 3=severe pain from sensitive teeth.

    The higher the score, the higher the hypersensitivity.

    Subjects were required to have two sensitive teeth which are not adjacent to each other and preferably in different quadrants. Scores were obtained by taking the average over the scores for the evaluated teeth.

    Measured: Pre-Treatment

  2. Post- Scaling Sensitivity Relief (Self-Assessment)

    All subjects completed a questionnaire titled "How sensitive are your teeth?" to assess their whole-mouth tooth sensitivity immediately following the scaling procedure.

    The questionnaire contained a 4-item verbal descriptor scale as follows:

    Score 0= no discomfort or awareness of sensitivity; 1=mild discomfort/pain from sensitive teeth; 2=moderate discomfort/pain from sensitive teeth; 3=severe pain from sensitive teeth.

    The higher the score, the higher the hypersensitivity.

    Subjects were required to have two sensitive teeth which are not adjacent to each other and preferably in different quadrants. Scores were obtained by taking the average over the scores for the evaluated teeth.

    Measured: Post-scaling procedure,immediate

  3. Post-prophylaxis Sensitivity Relief (Self-Assessment)

    All subjects completed a questionnaire titled "How sensitive are your teeth?" to assess their whole-mouth tooth sensitivity immediately following the timed, 1-minute prophylaxis paste application.

    The questionnaire contained a 4-item verbal descriptor scale as follows:

    Score 0= no discomfort or awareness of sensitivity; 1=mild discomfort/pain from sensitive teeth;2=moderate discomfort/pain from sensitive teeth; 3=severe pain from sensitive teeth.

    The higher the score, the higher the hypersensitivity.

    Subjects were required to have two sensitive teeth which are not adjacent to each other and preferably in different quadrants. Scores were obtained by taking the average over the scores for the evaluated teeth.

    Measured: Immediately following post-prophylaxis treatment.

  4. Long-term Sensitivity Relief (Self-Assessment)

    All subjects completed a questionnaire titled "How sensitive are your teeth?" to assess their whole-mouth tooth sensitivity 28 days following prophylaxis treatment.

    The questionnaire contained a 4-item verbal descriptor scale as follows:

    Score 0= no discomfort or awareness of sensitivity;1=mild discomfort/pain from sensitive teeth; 2=moderate discomfort/pain from sensitive teeth; 3=severe pain from sensitive teeth.

    The higher the score, the higher the hypersensitivity.

    Subjects were required to have two sensitive teeth which are not adjacent to each other and preferably in different quadrants. Scores were obtained by taking the average over the scores for the evaluated teeth.

    Measured: 28 days post-prophylaxis treatment.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted21 Aug 2012 (estimated)
  2. Study startMar 2012
  3. Primary completionApr 2012
  4. Study completionMay 2012

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
139 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01669785
Sponsor's protocol ID
CTP-002
Status last verified
Aug 2014
First submitted
8 Jun 2012
Last updated
21 Aug 2014
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A study testing Group C, Group A and Group B in people with Tooth Hypersensitivity, run by Dentsply International at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 18 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 21 Aug 2014. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Yes. Results are posted in the registry (first posted 21 Aug 2014). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Baseline Pre-Prophy Assessment (Tactile Sensitivity) (time frame: Pre-treatment measurement). The study lists 6 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 21 Aug 2014; AzTrials last refreshed its copy on 1 Nov 2026.

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