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Clinical Trials/NCT07276672
NCT07276672CompletedPhase 3

Efficacy of a Toothpaste Containing Hydrogen Peroxide as Compared to a Regular Fluoride Toothpaste Without Hydrogen Peroxide in the Immediate Removal of Tooth Stains After a Single Brushing

Colgate Palmolive1 site in 1 country80 target enrollmentStarted: November 20, 2025Last updated:
Interventions

Trial Snapshot

Phase
Phase 3
Status
Completed
Enrollment
80
Locations
1
Primary Endpoint
Mod. Lobene Stain Index

Study Overview

Brief Summary

The aim of this study is to evaluate and compare the immediate efficacy of a hydrogen peroxide-containing toothpaste versus a regular fluoride toothpaste without hydrogen peroxide in removing extrinsic tooth stains following a single supervised brushing in healthy adult participants.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Primary Purpose
Treatment
Masking
Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)

Eligibility Criteria

Ages
18 Years to 70 Years (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
Yes

Inclusion Criteria

  • Signed Informed Consent Form;
  • Male and female subjects, aged 18-70, inclusive;
  • Good general health and good oral health based on the opinion of the study investigator; - Presence of permanent natural anterior teeth (no veneers/crowns/restorations that may interfere with this study scoring procedures);
  • A minimum composite mean of ≥ 1.5 determined by the Mod. Lobene Tooth Stain Index;
  • Available for the duration of the study;
  • Clinical evidence of a tendency to form extrinsic stains on anterior teeth

Exclusion Criteria

  • Presence of orthodontic appliances/retainers involving scorable teeth;
  • Presence of partial removable/fixed dentures and/or restorations involving scorable teeth;
  • Tumor(s) of the soft or hard tissues of the oral cavity;
  • Obvious signs of periodontal disease rampant caries, or any condition that the dental examiner considers exclusionary from the study;
  • Five or more carious lesions requiring immediate care;
  • Use of antibiotics, stain-inducing medications, and/or on any prescription that might interfere with the study outcome;
  • Concurrent participation in another clinical study;
  • Self-reported pregnancy and/or lactating women;
  • Have used professional whitening product within one (1) year or had a dental prophylaxis (professional dental cleaning) within thirty (30) days - prior to the start of the study
  • History of allergies or sensitivity to tooth whitening products, hydrogen peroxide, personal care consumer products, or their ingredients;
  • History of alcohol and/or drug abuse.

Arms & Interventions

Test 1 toothpaste

Experimental

2%HPToothpaste

Intervention: Optic White Adv Sparkling White (2%HP) Toothpaste (Drug)

Test 2 toothpaste

Active Comparator

.76% Na MFP toothpaste

Intervention: Colgate Great Regular Flavor Toothpaste (Drug)

Outcomes

Primary Outcomes

Mod. Lobene Stain Index

Time Frame: one day

each tooth will be scored separately using a 4 point area and intensity scale

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor Class
Industry
Responsible Party
Sponsor

Study Sites (1)

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