500 volunteers test toothpaste that promises relief from sensitive teeth
NCT ID NCT07300540
First seen Jun 27, 2026 · Last updated Jul 22, 2026 · Updated 2 times
Summary
This study looks at whether a toothpaste with a special ingredient (calcium sodium phosphosilicate) can improve daily life for people with sensitive teeth. About 500 adults aged 18 to 65 with self-reported tooth sensitivity will use the toothpaste for 24 weeks. Researchers will measure changes in quality of life through a questionnaire.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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500 people
The number who actually took part.
- Started
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Mar 2026
- Expected to finish
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Nov 2026
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 65 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Participant who has provided consent indicating they have been informed of all pertinent aspects of the study. * All genders who, at the time of screening, are aged 18 to 65. * Participant who is able to independently complete all activities on their smart devices * Participant who has tooth sensitivity (self-reported symptoms). Exclusion Criteria: * Participants whose tooth sensitivity could be caused by other factors or clinical pathology than DH, as self-reported on the screening questionnaire, which include: 1. Participant who has been/is on multiple prescription medications to treat severe acid reflux on a regular basis or has had surgery for acid reflux. 2. Participant with full or partial denture. 3. Participant who has undergone treatment for periodontal or gum disease within 6 months of screening or is currently undergoing treatment for periodontal or gum disease. 4. Participant who has been informed by a Dental Health Care Professional (DHCP) that they have active periodontitis. 5. Participants who have been informed by a DHCP that they have active caries. 6. Participant with any chronic and/or severe painful health condition which lead to regular use of pain relief medications (more than 3 days a week). * Participant with known or suspected intolerance or hypersensitivity to the study materials (or closely related compounds) or any of their stated ingredients.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Citruslabs (Virtual Site)
Las Vegas, Nevada, 89118, United States
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Other studies related to the condition(s) this trial covers.