NCT07761715已完成不适用
The Purpose of This Research Study is to Compare the Effectiveness of a Non-fluoride Whitening Toothpaste (Test) to That of a Non-whitening Fluoride Toothpaste (Negative Control) in Improving Tooth Whiteness (Removal of Extrinsic Stains Over 4 Weeks of Unsupervised Use.
Boka LLC1 个研究点 分布在 1 个国家目标入组 100 人开始时间: 2026年5月11日最近更新:
适应症
干预措施
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 发起方
- 入组人数
- 100
- 试验地点
- 1
- 主要终点
- Tooth color
研究概览
简要总结
The Purpose of This Research Study is to Compare the Effectiveness of a Non-fluoride Whitening Toothpaste (Test) to That of a Non-whitening Fluoride Toothpaste (Negative Control) in Improving Tooth Whiteness (Removal of Extrinsic Stains Over 4 Weeks of Unsupervised Use.
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized
- 干预模型
- Parallel
- 主要目的
- Other
- 盲法
- Double (Participant, Investigator)
入排标准
- 年龄范围
- 18 Years 至 —（Adult, Older Adult）
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •Be ≥18 years old, ambulatory, and ni good general health as determined by the Study Examiner, based upon clinical observation and the Medical/Dental History.
- •Be able to understand and sign the Informed Consent, complete a Medical History form, understand and comply with all study directions, and be available for all exam periods.
- •Present with adequate oral hygiene (i.e., brush teeth daily and exhibit no signs of oral neglect) and continue to meet the inclusion criteria and not fall into the categories of exclusion during the period of the study.
- •Have a mean Macpherson Modified Lobene Stain Index (MLSI) score of ≥ 1.5 on the labial surfaces of at least 8 of 12 anterior teeth.
- •Have a minimum of 16 natural teeth.
- •Have had dental prophylaxis within the past 18 months, but not within the past 3 months, and agree to refrain from using al oral care products (other dentifrices and toothbrushes, dental floss, and mouthwashes), other than their assigned product, for the duration of the study.
- •Agree to refrain from using al whitening products and procedures for the duration of the study.
- •Drink stain-forming beverages daily.
排除标准
- •Have a history of serious medical conditions or transmittable diseases including but not limited to active hepatitis, heart irregularities, conditions requiring pre-medication for dental procedures, rheumatic heart disease, untreated diabetes mellitus, cirrhosis, leukemia, phenylketonuria, renal disease, sarcoidosis, tuberculosis, bleeding disorder, vascular disease, AIDS, history of drug allergies or idiosyncrasies, or any other medical condition that may preclude successful participation in the trial, at the discretion of the Study Examiner.
- •Have had prior significant adverse effects following the use of oral hygiene products.
- •Have the presence of orthodontic bands, retainers, fixed appliances, large restorations, or removable partial dentures, which may interfere with clinical assessments of the evaluable teeth.
- •Show evidence of neglected dental health in need of prompt professional attention (i.e., gross calculus deposits or rampant caries), significant oral soft tissue pathology, systemically related gingival enlargement, generalized recession, tissue damage due to ill-fitting appliances or restorations, or extreme crowding or overlapping of teeth. Periodontitis (ADA Class I, I, or IV), e.g., more than two teeth with periodontal pockets >4 mm as evidenced by purulent exudate, tooth mobility, and other signs indicating that the integrity of the data collected might be compromised.
- •Have medication therapy that is current and ongoing or within the past 4 weeks, which might interfere with the outcome of the study by affecting oral tissue condition, salivation, or stain formation (particularly chronic long-term medication therapy).
- •Are you nursing (breast-feeding) or pregnant.
- •Present at baseline with any reported sensory reactions, observed gum irritation, or any condition that would interfere with subsequent clinical assessments, or subjects with a history of allergy ot oral care products, severe oral cavity sensitivity, or excessive oral irritation.
- •Have participated in tooth bleaching or whitening dentifrice trials within the last three months.
- •Have had professional or at-home bleaching during the last 6 months.
研究组 & 干预措施
Whitening Toothpaste
Experimental
干预措施: Toothpaste (Other)
Non-Whitening Toothpaste
Placebo Comparator
干预措施: Toothpaste (Other)
结局指标
主要结局
Tooth color
时间窗: 4 weeks
The Modified Lobene Stain Index (MLSI) Area x Intensity score for the overall tooth surfaces will be used for measurement of tooth color. The Primary Endpoint is the MLSI (extrinsic stain mean scores) at the 4-week time point compared to baseline.
次要结局
- ORAL SOFT TISSUE INTEGRITY(4 WEEKS)
研究者
研究点 (1)
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