# Photodynamic Therapy for Preventing Recurrent Chromogenic Stains on Deciduous Teeth

> **NCT07736339** · NA · NOT_YET_RECRUITING · sponsor: **Cairo University** · enrollment: 36 (estimated)

## Conditions studied

- Chromogenic Extrinsic Tooth Stains

## Interventions

- **PROCEDURE:** Antimicrobial Photodynamic Therapy
- **PROCEDURE:** Conventional Prophylaxis

## Key facts

- **NCT ID:** NCT07736339
- **Lead sponsor:** Cairo University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-09-01
- **Primary completion:** 2027-06-01
- **Final completion:** 2027-07-01
- **Target enrollment:** 36 (ESTIMATED)
- **Last updated:** 2026-07-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07736339

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07736339, "Photodynamic Therapy for Preventing Recurrent Chromogenic Stains on Deciduous Teeth". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07736339. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*