# A Study to Investigate the Stain and Plaque Removal Capability of Two Experimental Potassium Nitrate Dentifrices

> **NCT03267511** · PHASE2 · COMPLETED · sponsor: **GlaxoSmithKline** · enrollment: 123 (actual)

## Conditions studied

- Oral Hygiene

## Interventions

- **DRUG:** 5% KNO3 / 0.2542% NaF dentifrice with 0.5% spherical silica
- **DRUG:** 5% KNO3 / 0.2542% NaF dentifrice with 1% spherical silica and 5% STP
- **DRUG:** 5% KNO3 / 0.2542% NaF dentifrice with 6% abrasive silica
- **DRUG:** 5% KNO3 / 0.2543% NaF dentifrice with 16% abrasive silica and 5% STP

## Key facts

- **NCT ID:** NCT03267511
- **Lead sponsor:** GlaxoSmithKline
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-09-25
- **Primary completion:** 2017-12-02
- **Final completion:** 2017-12-02
- **Target enrollment:** 123 (ACTUAL)
- **Last updated:** 2019-01-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03267511

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03267511, "A Study to Investigate the Stain and Plaque Removal Capability of Two Experimental Potassium Nitrate Dentifrices". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT03267511. Licensed CC0.

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