| NCT Number | NCT07200063 |
| Lead Sponsor | Cairo University |
| Conditions | Teeth Staining, Numbness of the Tongue and Soft Tissue, Bitter Taste |
| Enrollment | 60 participants |
| Start Date | 2026-01 |
| Primary Completion | 2026-03 (estimated) |
| Study Completion | 2026-06 (estimated) |
| Updated on ClinicalTrials.gov | 2025-09-30 |