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.
Wilms Tumor, Relapse
The Use of Immunohistochemical Staining for the Prediction of Wilms Tumour Progression and Recurrence
Wilms' tumour staging and grading are used to give an idea about the prognosis. Advanced staging, diffuse anaplasia, predominant blastemal elements and lymph node invasion are indicators of poor prognosis.
- Conditions
- Wilms Tumor, Relapse, Death
- Trial name
- NCT04758455
- Testing
- P53, Ki67 and Cyclin A IHC.
- Where
- Egypt
- Volunteers
- 75 people
- Sponsor
- Mansoura University
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
Staining Effect of Chlorhexidine
Spectrophotometric Evaluation of Chlorhexidine Pigmentations After Oral Surgery: a Prospective Randomized Clinical Trial
The aim of this clinical trial was to evaluate through a clinical spectrophotometric analysis the staining side effect of a 0.2% CHX mouthwash containing an anti discoloration system (ADS) compared with a 0.12% and a 0.2% CHX…
- Trial name
- NCT02132546
- Testing
- Chlorhexidine
- Where
- Italy
- Volunteers
- 60 people
- Sponsor
- dott. Lorenzo Bevilacqua
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
Bone Diseases
Use of a Radiopaque Localizer Grid and Methylene Blue Staining as an Aid to Reduce Radiation Exposure
Localization of small femur lesions for resection can be challenging and may be associated with the need for significant fluoroscopic imaging and tissue dissection.
- Trial name
- NCT02969005
- Testing
- surgical treatment
- Volunteers
- 40 people
- Sponsor
- Children's Hospital of Chongqing Medical University
Breast Cancer
Clinical Application of Dual Sentinel Lymph Node Staining Method in Breast Cancer Patients
This study aimed to compare detection rate between dual sentinel node staining method using mixture of indocyanine green (ICG) with radioisotope(RI), and RI only.
- Trial name
- NCT02479997
- Testing
- Indocyanine green, Radioisotope
- Where
- South Korea
- Volunteers
- 130 people
- Sponsor
- National Cancer Center, Korea
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
Refractive Error
Lens Wearing Experience and Biocompatibility of a Marketed Multi-Purpose Disinfecting Solution in Silicone Hydrogel and Soft Contact Lens Wearers
The purpose of this study was to describe mean differences in corneal staining (type and area) for OPTI-FREE PureMoist Multi-Purpose Disinfecting Solution (MPDS) at Day 30 compared to Baseline (Day 0).
- Trial name
- NCT01484938
- Testing
- OPTI-FREE PureMoist
- Where
- United States
- Volunteers
- 175 people
- Sponsor
- Alcon Research
Corneal Edema, Corneal Defect
Assessing eFficacy and Safety of DEXTENZA 0.4 mg inseRt, Following Cataract Surgery
Assessing eFficacy and Safety of DEXTENZA 0.4 mg inseRt, Following Cataract Surgery
- Conditions
- Corneal Edema, Corneal Defect, Anterior Chamber Inflammation, Ocular Pain
- Trial name
- NCT05626478
- Testing
- Dextenza 0.4Mg Ophthalmic Insert, Prednisolone Acetate 1% Oph Susp, Prolensa 0.07% Ophthalmic Solution
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Nicole Fram M.D.
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
Kidney Transplantation, Graft Rejection
A Study on a New Staining Method (C4d Staining) of Transplanted Kidney Biopsies
Patients who had received kidney transplantation may suffer from rejection. Recently, positive staining for C4d in kidney biopsies of malfunctioning transplant kidney is increasingly recognized as an important prognostic…
- Trial name
- NCT00498095
- Testing
- Renal biopsy
- Where
- China
- Volunteers
- 52 people
- Sponsor
- Hospital Authority, Hong Kong
Breast Cancer
Folate Receptor Alpha Peptide Vaccine With GM-CSF in Patients With Triple Negative Breast Cancer
This Phase II trial evaluates the safety and immunogenicity of two doses of the Folate Receptor Alpha (FRα) peptide vaccine mixed with GM-CSF as a vaccine adjuvant, with or without a immune priming with cyclophosphamide, as a…
- Trial name
- NCT02593227
- Testing
- Low dose FRα vaccine, Cyclophosphamide, High dose FRα vaccine
- Where
- 11 sites in United States
- Volunteers
- 80 people
- Sponsor
- Marker Therapeutics, Inc.
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
Keratoconjunctivitis Sicca
A Study Of Tasocitinib In Dry Eye Subjects
This is a phase 2 study to further evaluate the safety and efficacy of tasocitinib (CP-690,550) in the subjects with moderate to severe dry eye disease.
- Trial name
- NCT01226680
- Testing
- Tasocitinib, vehicle for Tasocitinib
- Sponsor
- Pfizer
Image Quality of Early Esophageal Squamous Neoplasia, Endoscopists'Subjective Assessments
Different Lugol's Solution Concentration for Image Quality of Esophageal Lesions in Chromoendoscopy With Iodine Staining
The purpose of this study is to assess whether lower Lugol's solution concentration can perceive the same image quality of early esophageal squamous neoplasia.
- Trial name
- NCT03180970
- Testing
- 1.2% Lugol's solution, 1.0% Lugol's solution, 0.8% Lugol's solution
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Shandong University
Mature Cataracts
DY001: Safety and Effectiveness of DYME as an Agent for Selective Staining of the Anterior Capsule During Cataract Surgery
The primary objective of this study is to test the hypothesis that DYME is safe and effective as a drug to facilitate continuous curvilinear capsulorhexis (CCC) by selectively staining the anterior capsule.
- Trial name
- NCT00596583
- Testing
- DYME
- Where
- 22 sites in United States, India
- Volunteers
- 300 people
- Sponsor
- Aqumen Biopharmaceuticals, N.A.
Oral Leukoplakia, Oral Lichen Planus
Comparison or Rose Bengal and Toluidine Blue Staining for Lesion Detection Efficacy
Abstract Objective: To study the diagnostic efficiency of Rose Bengal with Toluidine blue in detecting the biopsy sites and thus establish an accurate diagnosis in oral premalignant lesions.
- Conditions
- Oral Leukoplakia, Oral Lichen Planus, Premalignant Lesion
- Trial name
- NCT03031899
- Testing
- Biopsy, Rose Bengal, toluidine blue
- Volunteers
- 27 people
- Sponsor
- The Oxford Dental College, Hospital and Research Center, Bangalore, India
Vascular Lesion
Treatment of Vascular Lesions With a Tandem 532/1064 nm Laser
Dermatologists have for many years treated vascular lesions by a variety of modalities including cryosurgery, electrotherapy, dermabrasion and radiation.
- Trial name
- NCT00585338
- Testing
- Tandem 532/1064 nm Laser
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- University of California, Irvine