Tooth discoloration
Clinical trials for Tooth discoloration explained in plain language.
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Laser vs. Nano-Gel: which whitens dead teeth better?
Symptom relief By invitation onlyThis study tests two methods to boost tooth bleaching for people with discolored, non-vital (dead) front teeth. One method uses a diode laser, the other a nano-chitosan gel, both applied with a standard bleaching agent. The goal is to see which approach whitens teeth more effecti…
Matched conditions: TOOTH DISCOLORATION
Phase 1 • Sponsor: Misr University for Science and Technology • Aim: Symptom relief
Last updated Jun 27, 2026 07:51 UTC
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Can root canals leave teeth discolored? study measures the change
Knowledge-focused OngoingThis study looks at whether root canal treatment causes noticeable tooth discoloration, and if the effect differs between teeth that were vital (live nerve) or devital (dead nerve) before treatment. Adults aged 18 to 65 with a maxillary premolar needing a root canal will receive …
Matched conditions: TOOTH DISCOLORATION
Sponsor: Marmara University • Aim: Knowledge-focused
Last updated Aug 29, 2026 00:00 UTC