# The Effect of Whitening Toothpaste on Tooth Color Associated With Bleaching Process

> **NCT03163069** · PHASE4 · COMPLETED · sponsor: **Fujian Medical University** · enrollment: 63 (actual)

## Conditions studied

- Tooth Discoloration

## Interventions

- **COMBINATION_PRODUCT:** in-office bleaching with the conventional whitening dentifrice
- **COMBINATION_PRODUCT:** in-office bleaching with the whitening dentifrice containing blue covarine
- **COMBINATION_PRODUCT:** in-office bleaching with the regular dentifrice

## Key facts

- **NCT ID:** NCT03163069
- **Lead sponsor:** Fujian Medical University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-01-18
- **Primary completion:** 2017-07-02
- **Final completion:** 2017-08-24
- **Target enrollment:** 63 (ACTUAL)
- **Last updated:** 2017-10-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03163069

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03163069, "The Effect of Whitening Toothpaste on Tooth Color Associated With Bleaching Process". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT03163069. Licensed CC0.

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