Clinical trials: Staining
Dental Devices, Home Care
Two Week Cumulative Extrinsic Stain Removal of a Battery-powered Toothbrush and a Manual Toothbrush
To evaluate and compare the extrinsic stain removal efficacy of a battery-powered toothbrush and a manual toothbrush following two weeks of brushing.
- Trial name
- NCT06292611
- Testing
- Battery operated toothbrush, Manual toothbrush
- Where
- United States
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- Church & Dwight Company, Inc.
Tooth Discoloration
The Effect of Staining Beverage on Color Alteration During In-office Tooth Bleaching
This double-blind randomized controlled clinical trial aimed to investigate the effect of staining beverage on color alteration of in-office tooth bleaching procedures.
- Trial name
- NCT03933527
- Testing
- making staining beverage rinse during in-office tooth bleaching
- Where
- China
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Fujian Medical University
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
Port-wine Stain
Evaluate the Port-wine Stain Birthmark Treatment Before and After Pulsed Dye Laser Treatment
Port-wine stain is a congenital, progressive vascular malformation of human skin involving post-capillary venules that occurs in an estimated 0.3% of children and can alter personality development and psychological in children.
- Trial name
- NCT01774552
- Testing
- Photo Acoustic Microscopy and Optical Coherence tomography
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Oral Hygiene
An Efficacy Study of Stain Control of a 67% Sodium Bicarbonate Containing Toothpaste on Chlorhexidine Tooth Staining
The aim of this study is to compare the stain effect on teeth of twice daily brushing with a 67% sodium bicarbonate containing toothpaste versus standard toothpaste (not containing sodium bicarbonate) for six weeks whilst using a…
- Trial name
- NCT01962493
- Testing
- Sodium bicarbonate/ Sodium Fluoride, Sodium fluoride, Chlorhexidine digluconate
- Where
- 3 sites in United Kingdom
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Risk Reduction, Cardiovascular Diseases
Exercise Training & Statins for Cardiovascular Health
Cardiovascular disease (CVD) refers to any condition that affects the heart and/or blood vessels (e.g. heart attack, stroke) and is the leading cause of death and disability worldwide.
- Trial name
- EXSTATIC (NCT05474079)
- Testing
- Moderate intensity exercise training
- Where
- United Kingdom
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Cardiff Metropolitan University
Black Stains
A Crossover Clinical Study to Evaluate the Effect of Chitosan Mouthwash on Recurrence of Black Stains in Pediatric Patients
The goal of this clinical trial is to learn if Chitosan mouthwash works to affect the recurrence of black stains in pediatric patients.
- Trial name
- NCT06714695
- Testing
- Chitosan
- Where
- Egypt
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Tooth Discoloration, Tooth Staining
Effectiveness of Dental Bleaching Using Different Designs of 3D-Printed and Conventional Customized Nightguards
This randomized, double-blind, split-mouth clinical trial evaluates the effectiveness of at-home dental bleaching using customized nightguards fabricated by digital (3D-printed CAD-CAM) and conventional methods, with and without…
- Trial name
- NCT07464197
- Testing
- Customized bleaching tray fabrication, Reservoir tray design, Carbamide peroxide 10%
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Universitat Internacional de Catalunya
Aligner Staining
Cleaning Agents Impact on Invisalign Aligners: A Cross-Over Randomized Trial
Today, the increasing aesthetic expectations of the patients, showing its effect in the field of orthodontics, leads to the orientation towards aesthetic materials.
- Trial name
- İnvisalign (NCT05213650)
- Testing
- non-abrasive toothpaste, abrasive toothpaste, Efferdent
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Tooth Stain
A Clinical Trial to Test the Effect of a Marketed Mouth Rinse on Stain Removal
The whitening action of an investigative hydrogen peroxide/sodium fluoride containing mouth rinse will be evaluated through stain removal using mean Lobene Stain Index over 14 days compared to a currently marketed hydrogen…
- Trial name
- NCT02151058
- Testing
- Colgate® Regular Cavity Protection, Experimental Mouth Rinse, Crest® 3D White Multi-Care Whitening Rinse, Glamorous White, Fresh Mint
- Where
- United States
- Volunteers
- 227 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Consumer and Personal Products Worldwide
Port Wine Stain
Dynamic Epidermal Cooling During Pulsed Dye Laser Treatment of Port Wine Stain Birthmark at High Fluences
The purpose of the study is to improve the efficacy of pulsed dye laser treatment of port wine stain birthmarks. Involvement in the protocol will involve formal documentation of the level of treatment pain, duration of…
- Trial name
- NCT00540371
- Testing
- Port wine stain Birthmark
- Where
- United States
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Tooth Stain
Guided Biofilm Therapy Versus Conventional Polishing for Tooth Re-Staining
This study compared Guided Biofilm Therapy with conventional polishing in adults with visible extrinsic tooth staining. Each participant received Guided Biofilm Therapy on one side of the mouth and conventional polishing on the…
- Trial name
- NCT07799558
- Testing
- Guided Biofilm Therapy, Conventional Polishing
- Where
- Turkey (Türkiye)
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Ataturk University
Veneer, Composite Restorations
Clinical Evaluation of Prefabricated Versus 3D-Printed Composite Resin Veneers: in Vivo Study
The purpose of this study is to clinically evaluate prefabricated versus 3D-printed composite resin veneers
- Conditions
- Veneer, Composite Restorations, Teeth Color, Teeth Staining
- Trial name
- NCT07691658
- Testing
- Prefabricated Composite Resin Veneers, 3D-Printed Composite Resin Veneers
- Where
- Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Tanta University
Refractive Error
Corneal Staining Associated With Daily Disposable Beauty Contact Lenses
Limbal ring contact lenses enhance the look of the eye by adding pigmentation in a ring pattern to the contact lens. The purpose of this investigation is to determine if corneal staining increase is dependent upon the lens…
- Trial name
- NCT01882465
- Testing
- etafilcon A, 2-HEMA, EGDMA Non-ionic, hefilcon A
- Where
- Hong Kong
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia, Hyperopia
Corneal and Conjunctival Sensitivity and Staining Study
The primary objective of this study is to compare subjective symptoms and ocular health in a group of individuals who are currently wearing soft contact lenses on a daily wear basis, after a short period of no lens wear and…
- Trial name
- NCT00455455
- Testing
- Optifree RepleniSH Multipurpose Disinfecting Solution, ReNu Multiplus Multipurpose Solution
- Where
- Canada
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Waterloo
Low Back Pain
Evaluating Pain and Functional Outcomes of Active Release Technique Versus Strain-counter- Stain in Chronic Low Back Pain
clinical trial aims to compare the effects of Active Release Technique (ART) and Strain-Counter-Strain (SCS) on pain reduction and functional improvement in male patients aged 30-45 years with chronic low back pain (CLBP)…
- Trial name
- NCT07418346
- Testing
- Strain Counter Strain, Active Release Technique
- Where
- Pakistan
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Ibadat International University, Islamabad
Cervical Cancer
Evaluation of the Zetiq Histological and Cytological Staining Technique for the Detection Cervical Cancer
Zetiq has introduced a histochemical stain that claims to tinctorially identify cancer and neoplastic cells. Because of the potential importance of such a capability, the investigators undertook to investigate Zetiq's CellDetect®…
- Trial name
- NCT01584414
- Where
- Israel
- Volunteers
- 210 people, healthy volunteers welcome
- Sponsor
- Meir Medical Center
Head And Neck Cancer, Oropharynx Cancer
OraTest in Combination With Visual Examination and Visual Examination Alone
Primary Objectives: 1. To assess the ratio in sensitivities of OraTest® in combination with visual examination versus visual examination alone in the detection of serious pathology defined as severe dysplasia, CIS, or cancer of…
- Trial name
- NCT00537199
- Testing
- Visual Examination, OraTest
- Where
- United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- M.D. Anderson Cancer Center
Dry Eye, Dry Eye Syndromes
Assessment of Tear Production, Corneal Staining, and Comfort Level Wearing Different Types of Contact Lenses
This research assesses the tear performance of five distinct types of soft contact lenses commonly found in the market. The study involves contact lens participants, all of whom are students enrolled at UKM.
- Conditions
- Dry Eye, Dry Eye Syndromes, Contact Lens-induced Corneal Fluorescein Staining
- Trial name
- NCT06351410
- Testing
- Eye Wearing Contact Lens
- Where
- Malaysia
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- National University of Malaysia
Contact Lens-induced Corneal Fluorescein Staining
Corneal Staining and Physiological Compromise After Eight Hours of Soft Contact Lens Wear
The purpose of this study is to assess corneal staining and to measure the relative corneal epithelial "barrier" function (the degree to which the cornea can prevent penetration of colored sodium fluorescein dye into the eye)…
- Trial name
- NCT01015768
- Testing
- ReNu Multiplus multipurpose disinfecting solution, Control
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Southern California College of Optometry at Marshall B. Ketchum University