# Enamel Abrasion and Stain Removal Efficacy

> **NCT05619315** · NA · UNKNOWN · sponsor: **Cairo University** · enrollment: 38 (estimated)

## Conditions studied

- Abrasion
- Discoloration, Tooth

## Interventions

- **OTHER:** Charcoal -based whitening toothpaste
- **OTHER:** Calcium carbonate /perlite containing whitening toothpaste.

## Key facts

- **NCT ID:** NCT05619315
- **Lead sponsor:** Cairo University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2022-12
- **Primary completion:** 2023-01
- **Final completion:** 2023-10
- **Target enrollment:** 38 (ESTIMATED)
- **Last updated:** 2022-11-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05619315

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05619315, "Enamel Abrasion and Stain Removal Efficacy". Retrieved via AI Analytics 2026-07-26 from https://api.ai-analytics.org/clinical/NCT05619315. Licensed CC0.

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