# Clinical Effectiveness of In-office Bleaching Activated With a LED/Laser Device

> **NCT01231243** · PHASE4 · COMPLETED · sponsor: **Universidade Estadual de Ponta Grossa** · enrollment: 60 (actual)

## Conditions studied

- Tooth Discoloration

## Interventions

- **PROCEDURE:** in-office bleaching with/without light

## Key facts

- **NCT ID:** NCT01231243
- **Lead sponsor:** Universidade Estadual de Ponta Grossa
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2011-01
- **Primary completion:** 2011-09
- **Final completion:** 2011-09
- **Target enrollment:** 60 (ACTUAL)
- **Last updated:** 2011-12-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01231243

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01231243, "Clinical Effectiveness of In-office Bleaching Activated With a LED/Laser Device". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT01231243. Licensed CC0.

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