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A study to look at the protective effect of two toothpastes against tooth erosion

A clinical study to measure the anti-erosion properties of two dentifrices

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN55537791
Enrollment
36
Registered
2016-05-27
Start date
2016-04-06
Completion date
Unknown
Last updated
2020-04-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Enamel erosion Oral Health

Interventions

1. Participants will wear a palatal appliance that is positioned in the roof of their mouth and contains 2 enamel samples 2. Participants are asked to rinse one of the study toothpaste

Sponsors

Proctor & Gamble Technical Centres Ltd (UK)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Provide written informed consent to participate in the study, and receive a copy of the signed consent form 2. Agree not to participate in any other oral/dental product studies during the course of the study 3. Agree to delay any elective dentistry (including dental prophylaxis) until the study has been completed 4. Agree to refrain from the use of any non-study dentifrice or other oral hygiene products for the duration of the study 5. Agree to return for all scheduled visits and follow study procedures 6. Be at least 18 years of age 7. Agree to refrain from taking an acidic medication (pH <5.3) during the course of the study 8. Be in good general health, as determined by the Investigator/designee based on a review of the health history/update for participation in the study

Exclusion criteria

Exclusion criteria: 1. Have a susceptibility to acid regurgitation 2. Have recurrent or regular aphthous ulcers 3. Have dental erosion or a previous history of being susceptible to high dental erosion after drinking sports drinks or juices 4. Have excessive gingival inflammation 5. Have severe periodontal disease, as characterized by purulent exudate, generalized mobility, and/or severe recession 6. Have any pre-existing oral or medical condition that the examiner determines may place the subject at increased health risk from study participation 7. Have unremovable mouth or tongue jewelery 8. Any subject who in the opinion of the investigator (or medically qualified designee) should not participate in the study 9. Are personnel – an employee of the Sponsor, member of the study site or family relative

Design outcomes

Primary

MeasureTime frame
Dental erosion measured by profilometry at baseline and Day 10

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026