Clinical trials: Discoloration of Teeth
Tooth Discoloration
Phycosocial Impact of Bleaching Teeth
58 patients between 18 and 76 years who attended the Operative Dentistry Clinic at Dental School, Universidad de Chile, were included in the study.
- Trial name
- PSYBLE (NCT02605239)
- Testing
- Bleaching teeth
- Where
- Chile
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- University of Chile
Black Staining
Comparison of Erythritol Air-Polishing and Conventional Polishing Following Ultrasonic Scaling on the Relapse of Chromogenic Tooth Staining in Children
The goal of this randomized clinical trial is to compare the effect of erythritol air-polishing and conventional polishing following ultrasonic scaling on the relapse of chromogenic tooth staining in children aged 4-13 years…
- Trial name
- NCT07730658
- Testing
- Guided Biofilm Therapy with erythritol, Conventional Polishing
- Where
- Turkey (Türkiye)
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Marmara University
Teeth Staining
The Purpose of This Research Study is to Compare the Effectiveness of a Non-fluoride Sensitive Whitening Toothpaste, Containing 5% KNO3 (Test) to That of a Non-whitening Fluoride Toothpaste (Negative Control) in Improving Tooth Whiteness (Removal of Extrinsic Stains Over 4 Weeks of Unsupervised Use.
The Purpose of This Research Study is to Compare the Effectiveness of a Non-fluoride Whitening Toothpaste (Test) to That of a Non-whitening Fluoride Toothpaste (Negative Control) in Improving Tooth Whiteness (Removal of Extrinsic…
- Trial name
- NCT07761715
- Testing
- Toothpaste
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Boka LLC
Caries, Dental
Accuracy Of Sopro-Life Camera In Comparison With ICDAS II For Detection Of Initial Caries
This study will be conducted to assess diagnostic predictive values of a light induced fluorescence intraoral camera versus those of the visual-tactile assessment method according to modified ICDAS-II criteria in clinical
- Trial name
- NCT03586713
- Testing
- light induced fluorescence camera
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Cairo University
Abrasion, Discoloration, Tooth
Enamel Abrasion and Stain Removal Efficacy
Enamel abrasion and stain removal efficacy of two whitening toothpastes
- Trial name
- NCT05619315
- Testing
- Charcoal -based whitening toothpaste, Calcium carbonate /perlite containing whitening toothpaste.
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Cairo University
Tooth Discoloration
Combined Dental Bleaching Protocols and Time Required to Achieve Satisfactory Color
This parallel, randomized, and controlled clinical trial will assess the effect of a single prior session of in-office dental bleaching on time required to achieve satisfactory tooth color with at-home bleaching.
- Trial name
- NCT03514797
- Testing
- Bleaching Agents
- Where
- Brazil
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- André Luis Faria e Silva
Tooth Discoloration
Efectiveness of a Brief Protocol by a Low (6%) Concentration Gel Peroxide Hydrogen of Teeth Bleaching
The purpose of this clinical study was to evaluate, the effectiveness and sensitivity post-treatment of a 6% hydrogen peroxide with nitrogen-doped titanium dioxide light activated bleaching agent, the impact of shorter interval…
- Trial name
- Brief6% (NCT02603354)
- Testing
- peroxide gel tooth bleaching 6%
- Where
- Chile
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- University of Chile
Tooth Bleaching
Efficacy of Two Sonic Toothbrushes in Reducing Extrinsic Tooth Stain
The objective of the present study was to compare the effects of reduction of extrinsic stains between 2 commercially available Oclean sonic toothbrushes in comparison with an Oral-B manual toothbrush.
- Trial name
- NCT05202093
- Testing
- the Oclean Digital Visual toothbrush (2.16 N·cm torque), Oral B manual toothbrush, the Oclean Sonic Electric toothbrush (1.96 N·cm torque)
- Where
- China
- Volunteers
- 129 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Tooth Discoloration, Tooth Sensitivity
Clinical Efficacy of Novel Titanium Oxide Nanoparticle Enriched Bleaching Gel
The goal of this clinical trial is to learn the effect of Nano-fortified Bleaching on whitening and sensitivity of teeth.The main questions it aims to answer are: Does Nano-fortified Bleaching gel is more effective in enhancing…
- Trial name
- NCT06904118
- Testing
- Nano-reinforced Novel Hydrogen peroxide gel, Conventional Hydrogen peroxide gel without nanoparicles
- Where
- Pakistan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Pakistan Institute of Medical Sciences
Tooth Stain Removal
Clinical Research Study to Evaluate the Stain Removal Efficacy
The objective of this clinical research study is to evaluate the stain removal efficacy of a toothpaste containing stannous fluoride as compared to negative control toothpaste in adults.
- Trial name
- NCT06242769
- Testing
- Stannous Fluoride Toothpaste (SnF), Colgate Fluoride Toothpaste (CDC)
- Where
- Puerto Rico
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Colgate Palmolive
Destructed Teeth Restored by Zirconia Crowns, Zirconia Crowns
Clinical Outcomes of Bonded Monolithic Translucent Zirconia Crowns Using Two Different Compositions of Self-adhesive Resin Cements
The aim of the present study is to evaluate the clinical outcomes (marginal discoloration, marginal adaptation, gingival health, debonding and patient satisfaction) of translucent zirconia crowns bonded by TheraCem (MDP, calcium…
- Conditions
- Destructed Teeth Restored by Zirconia Crowns, Zirconia Crowns, Decayed, Missing, and Filled Teeth, Tooth Discoloration
- Trial name
- NCT04875468
- Testing
- TheraCem self-adhesive resin cement, Multilink adhesive resin cement
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Diana Mostafa Habeb
Tooth Discoloration Following Root Canal Treatment
TOOTH DİSCOLORATİON AFTER ROOT CANAL TREATMENT WİTH AH PLUS AND BİOROOT RCS
he purpose of this clinical study is to compare tooth color changes after root canal treatment using two different root canal sealers, AH Plus and BioRoot RCS, in upper front teeth.
- Trial name
- NCT07849296
- Testing
- AH Plus Root Canal Sealer, BioRoot RCS Root Canal Sealer
- Where
- Turkey (Türkiye)
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Recep Tayyip Erdogan University
Oral Hygiene
Clinical Study to Investigate the Tooth Stain Removal Efficacy of Two Experimental Toothpastes Compared to a Standard Toothpaste When Used Twice Daily for 8 Weeks
The aim of this study is to investigate the stain removal efficacy of 2 experimental anti-dentin hypersensitivity (DH) dentifrices with four and eight weeks twice daily use.
- Trial name
- NCT05459558
- Testing
- Experimental Dentifrice 1, Experimental Dentifrice 2, Reference Dentifrice
- Where
- United States
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- HALEON
Dental Caries, Tooth Discoloration
Color Stability of Darkly Discolored Arrested Caries Lesions Following Bleaching Treatment
This observational study evaluated the color stability of darkly discolored arrested caries lesions (DDACL) on anterior teeth following in-office bleaching with 40% hydrogen peroxide, in comparison with healthy teeth.
- Trial name
- NCT07886255
- Where
- Turkey (Türkiye)
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Selcuk University
Tooth Discoloration, Dentin Sensitivity
Efficacy and Safety Assessment of Experimental Bleaching Agents
Tooth bleaching is widely used to treat the colors of teeth. This study compares the efficiency of two experimental bleaching gels, with and without nanoparticles, and with and without light activation versus two commercial…
- Conditions
- Tooth Discoloration, Dentin Sensitivity, Patient Satisfaction
- Trial name
- NCT06802614
- Testing
- BLEACHING GEL A, 5% NF_TiO2, BLEACHING GEL B
- Where
- United States
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- University of Oklahoma
Tooth Discoloration, Morphologic Change
Influence of Polishing After Bleaching on Color Change and Enamel Morphology
This trial evaluated the influence of polishing on enamel color change after in-office bleaching treatment. It also evaluated the influence of polishing on tooth morphology and sensitivity.
- Conditions
- Tooth Discoloration, Morphologic Change, Tooth Sensitivity
- Trial name
- NCT05635253
- Testing
- Hydrogen Peroxide 35%, Hydrogen Peroxide 35% + Polishing whitened teeth
- Where
- Brazil
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Universidade Federal do Para
Tooth Discoloration
Evaluation of Template Assisted Monochromatic Structural Colored Versus Universal Multi-Shade Direct Composite Veneers
The aim of this study was to conduct a clinical trial utilizing a modified split-mouth, double-blinded, randomized strategy to clinically assess template assisted one shade structural colored versus universal multi-shade direct…
- Trial name
- NCT06543654
- Testing
- Omnichroma, Ceram. X Spectra
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Tanta University
Discolored Teeth
Effect on Periodontal Markers by Bleaching Intracoronal Technique
OBJECTIVES: The aim of this clinical randomized, double-blind clinical study was to assess the markers levels of RANKL IL-1B and OPGL, involved in the external cervical resorption as a primary outcome, and change color…
- Trial name
- BLEIC (NCT02718183)
- Testing
- Hydrogen Peroxide 35% (Opalescence Endo - Ultradent, USA), carbamide peroxide 37% (Whiteness Superendo, FGM, Brazil).
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Chile
Tooth Discoloration, Tooth Sensitivity
At-home Bleaching Using Clear Retainers
The aim of this project is to clinically evaluate patient satisfaction, whitening efficacy, tooth sensitivity, and gingival irritation during at-home whitening with 10% carbamide peroxide using an Essix-type retainer or a Vivera…
- Conditions
- Tooth Discoloration, Tooth Sensitivity, Gingivitis, Satisfaction, Patient
- Trial name
- NCT05835453
- Testing
- Whitening
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Universidad Rey Juan Carlos
Dental Diseases, Tooth Discoloration
3-year Clinical Performance of Prefabricated and Composite Veneers
The aim of this study was to evaluate the clinical performances of Edelweiss prefabricated veneers and direct resin composite restorations (Ceram-X Duo SphereTec) performed with U- veneer transparent templates used for anterior…
- Trial name
- Edelweiss (NCT05984472)
- Testing
- Edelweiss prefabricated veneers, Ceram-X Duo SphereTec with U-Veneer
- Where
- Turkey (Türkiye)
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Ege University