Tooth staining
Clinical trials for Tooth staining explained in plain language.
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The whitening wars: peroxide vs Peroxide-Free bleaching put to the test
Symptom relief Recruiting nowResearchers at Minia University are comparing two in-office tooth bleaching systems: one that uses peroxide and one that does not. Fifty adults aged 18 to 45 with healthy front teeth will receive one of the two treatments. Over six months, the team will measure how white the teet…
Matched conditions: TOOTH STAINING
Sponsor: Minia University • Aim: Symptom relief
Last updated Sep 16, 2026 00:00 UTC
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Could a gentler solution replace acid for brighter teeth?
Symptom relief Recruiting nowThis trial compares a new cleaning solution called Antivet against two acids (phosphoric and hydrochloric) for removing mild to moderate stains from teeth using a microabrasion technique. Participants are people aged 16 to 50 with stained front teeth. The goal is to see if Antive…
Matched conditions: TOOTH STAINING
Phase 1 • Sponsor: Misr University for Science and Technology • Aim: Symptom relief
Last updated Jul 18, 2026 00:00 UTC
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3D-Printed trays promise brighter smiles with less sensitivity
Symptom relief Recruiting nowThis study tests whether 3D-printed custom nightguards whiten teeth better and more comfortably than traditional ones. Forty adults with stained teeth will use a standard whitening gel at home. Researchers will measure color change, tooth sensitivity, and gum irritation to find t…
Matched conditions: TOOTH STAINING
Sponsor: Universitat Internacional de Catalunya • Aim: Symptom relief
Last updated Jun 27, 2026 11:01 UTC