A Clinical Study to Evaluate the Effectiveness of an Experimental Toothpaste in Improving Gum Health and Reducing Plaque Accumulation

Completed · Not applicable

Conditions studied: Dental Plaque, Gingivitis

In brief

The aim of this 24-week clinical study is to evaluate the ability of an experimental dentifrice containing 0.454 percent (%) weight by weight (w/w) Stannous fluoride (SnF2); to improve gingival health, plaque reduction and prevention of plaque accumulation compared with a regular fluoride dentifrice (negative control) in participants with mild to moderate gingivitis.

Key facts

Study ID

NCT07255040

Run by

HALEON

People needed

284

Starts

2025-11-19

Expected to finish

2026-07-30

Last updated by the study team

2026-08-05

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Participant provision of a signed and dated informed consent document indicating that the participant has been informed of all pertinent aspects of the study before any assessment is performed.
• Participant is of either sex and any gender who, at the time of screening, is at least 18 years old, inclusive.
• A participant who is willing and able to comply with scheduled visits, treatment plan and other study procedures.
• A participant in good general and mental health with, in the opinion of the investigator or medically qualified designee, no clinically significant or relevant abnormalities in medical history or upon oral examination, or condition, that would impact the participant 's safety, wellbeing or the outcome of the study, if they were to participate in the study, or affect the individual's ability to understand and follow study procedures and requirements.

You may not qualify if…

• A participant who is an employee of the investigational site, either directly involved in the conduct of the study or a member of their immediate family; or an employee of the investigational site otherwise supervised by the investigator; or a Haleon employee directly involved in the conduct of the study or a member of their immediate family.
• A participant who has participated in other studies (including non-medicinal studies) involving investigational product(s) within 30 days prior to study entry and/or during study participation.
• A participant with, in the opinion of the investigator or medically qualified designee, an acute or chronic medical, psychiatric condition or laboratory abnormality or any other clinical serious or unstable conditions (example, cardiovascular diseases, diabetes, liver disorders, and kidney disorders) that may increase the risk associated with study participation or investigational product administration or may interfere with the interpretation of study results and, in the judgment of the investigator or medically qualified designee, would make the participant inappropriate for entry into this study.
• A female participant who is a pregnant (self-reported) or intending to become pregnant over the duration of the study or who is breastfeeding.
• A participant with known or suspected intolerance or hypersensitivity to the study materials (or closely related compounds) or any of their stated ingredients.
• A participant unwilling or unable to comply with the Lifestyle Considerations described in this protocol.
• A participant who is a current smoker or an ex-smoker (including vaping) who stopped within 6 months of Screening or who is using smokeless forms of tobacco (example, chewing tobacco, gutkha, pan containing tobacco, nicotine-based e-cigarettes).
• A participant who is diagnosed with xerostomia or is taking any medication that in the view of the investigator is causing xerostomia.
• A participant who has a medical condition which could have directly influenced gingival bleeding (example, type 2 diabetes) or who has a bleeding disorder that could have affected study outcomes and/or participant safety.
• A participant who has a recent history (within the last year) of alcohol or other substance abuse.
• A participant who has a severe oral condition (example, acute necrotizing ulcerative gingivitis or oral or peri-oral ulceration including herpetic lesions) that could, in the opinion of the investigator, compromise study outcomes or the oral health of the participant/examiner if they participate in the study.
• Presence of a tongue or lip piercing, or any other oral feature that could interfere with the usage of a toothbrush.
• Dental Exclusions:
• A participant who has active caries that could, in the opinion of the investigator, compromise study outcomes or the oral health of the participant if they participate in the study.
• A participant who has dentures (partial or full).
• A participant who has fixed orthodontic appliances or is undergoing active or recent (within 3 months of Screening) orthodontic treatment, which in the opinion of the investigator, could interfere with study procedures, assessments or outcomes.
• A participant who has other orthodontic devices (example, bands, fixed retainers, or removable retainers) that could, in the opinion of the investigator, interfere with study procedures, assessment or outcomes.
• A participant who has numerous restorations in a poor state of repair.
• A participant who has any dental condition (example, overcrowding) that could, in the opinion of the investigator, compromise study outcomes or the oral health of the participant if they participate in the study.
• A participant who has had dental prophylaxis within 12 weeks of Screening.
• A participant who has had teeth bleaching within 12 weeks of Screening.
• A participant who has high levels of extrinsic stain or calculus deposits, in the opinion of the investigator, that could have interfered with plaque assessments.
• A participant who has previously been enrolled in this study.
• A participant who, in the opinion of the investigator or medically qualified designee, should not participate in the study.

Where it is running

• Salus Research, Inc. — Fort Wayne, Indiana, United States

Full record on ClinicalTrials.gov

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