Clinical trials: Hyperpigmentation
Acceptance of Visible Chronic Dermatological Disease, Disease Acceptance
Measure of Acceptance of chRonic Visible sKin conditionS
The objective of this protocol is to validate 4 scales for evaluating the acceptance of visible chronic dermatological diseases (port wine stains, alopecia areata, vitiligo, hyperpigmentation...) with a large number of patients…
- Conditions
- Acceptance of Visible Chronic Dermatological Disease, Disease Acceptance, Psychological Well-Being, Social Segregation
- Trial name
- MARKS (NCT06103903)
- Testing
- Questionnaire
- Where
- France
- Volunteers
- 250 people
- Sponsor
- University Hospital, Tours
Melasma (Facial Melasma)
Comparison of Efficacy of Topical Westerhoff Formula Cream Vs Topical 4% Hydroquinone for the Treatment of Melasma
study was conducted on middle aged male and female, including families and health care professional also.
- Trial name
- NCT07508098
- Testing
- Triple combination cream, Hydroquinone 4% Cream
- Where
- Pakistan
- Volunteers
- 50 people
- Sponsor
- Pak Emirates Military Hospital
Periorbital Hyperpigmentation
Efficacy of Platelet-rich Plasma (PRP) in the Treatment of Dark Circles Under the Eyes
10 ml of blood from each patient will be drawn. This blood specimen will be centrifuged in a specific way to get 1 ml of platelet rich plasma (PRP). PRP will be injected into the the skin under the eyes.
- Trial name
- NCT03114514
- Testing
- PRP
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Cushing's Syndrome, Pituitary Adenoma
Defining the Genetic Basis for the Development of Primary Pigmented Nodular Adrenocortical Disease (PPNAD) and the Carney Complex
Lentiginosis refers to groups of diseases marked by the presence of pigmented spots on the skin. These conditions are most commonly associated with multiple tumors and changes in hormone producing glands.
- Conditions
- Cushing's Syndrome, Pituitary Adenoma, Carney Complex, Primary Pigmented Nodular Adrenocortical Disease
- Trial name
- NCT00001452
- Testing
- oCRH
- Where
- United States
- Volunteers
- 1,387 people
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Insulin Resistance, Acanthosis Nigricans
Efficacy of Chromium Picolinate in Reducing Acanthosis Nigricans Severity in Adolescents With Insulin Resistance
The goal of this clinical trial is to learn if chromium picolinate can reduce the severity of acanthosis nigricans and improve insulin resistance in adolescents with both conditions.
- Trial name
- NCT07371169
- Testing
- Chromium picolinate
- Where
- Iraq
- Volunteers
- 90 people
- Sponsor
- Uruk University
Obesity, Glucose Intolerance
Prevalence of Carbohydrate Intolerance in Lean and Obese Children
The prevalence of obesity in children is reaching epidemic proportions. Excess adiposity is more than just a cosmetic problem, having substantial metabolic consequences.
- Conditions
- Obesity, Glucose Intolerance, Diabetes, Acanthosis Nigricans
- Trial name
- NCT00000112
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- National Center for Research Resources (NCRR)
Basal Cell Carcinoma, Lentigo Maligna
Comparison of 3 in Vivo Microscopic Imaging Techniques for the Diagnosis of Pigmented Tumors
Reflectance confocal microscopy (RCM) is the reference in vivo imaging technique for identifying malignant melanocytic tumors prior to surgical excision.
- Conditions
- Basal Cell Carcinoma, Lentigo Maligna, Melanoma, Nevus
- Trial name
- Micro3 (NCT06046144)
- Testing
- Fluorescence-Advanced videodermatoscopy, Reflectance confocal microscopy, Super-high magnification dermoscopy
- Where
- France
- Volunteers
- 161 people
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Freckles
Efficacy and Safety of Fractional Carbon Dioxide Laser for Treatment of Facial Freckles.
Freckles are clusters of melanin in the superficial epidermis. They affect mostly face and sun exposed areas, and appear as flat brown or red macules that fade in winter, usually in a fair complexion patient, but may be present…
- Trial name
- NCT01545869
- Testing
- Fractional carbon dioxide laser
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Cairo University
Skin Barrier to Water Loss, Skin Health
Apple Peptide Complex for Post-Surgical and Aesthetic Skin Recovery
This clinical study evaluates a topical botanical formulation for supporting skin recovery following invasive and non-invasive aesthetic procedures.
- Conditions
- Skin Barrier to Water Loss, Skin Health, Skin Discoloration, Skin Irritation
- Trial name
- APC-SKIN (NCT07807085)
- Testing
- Apple Peptide Complex Post-Aesthetic Care Protocol
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Grow Out Oils Clinical Aromatherapy Company
Acne Vulgaris, Post Inflammatory Hyperpigmentation
The Use of Onexton in Moderate Acne Vulgaris for Patients With Skin of Color
This is a single-center, open label pilot study. The study is comprised of 5 study visits; Screening, Baseline, and Weeks 4, 8, and 16.
- Trial name
- NCT03402893
- Testing
- ONEXTON Topical Gel
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Derm Research, PLLC
Acanthosis Nigricans, Polycystic Ovary Syndrome
Phase II Study of the Effect of Leuprolide Acetate and Spironolactone on Insulin Resistance in Hyperandrogenic Women With Polycystic Ovarian Disease or Hyperandrogenism Insulin Resistance Acanthosis Nigricans Syndrome
OBJECTIVES: I. Evaluate insulin resistance in thin and obese hyperandrogenic women with polycystic ovarian disease or hyperandrogenism insulin resistance acanthosis nigricans syndrome and in thin and obese controls, using an…
- Trial name
- NCT00004311
- Testing
- leuprolide acetate, spironolactone
- Sponsor
- National Center for Research Resources (NCRR)
Acanthosis Nigricans
Systemic and Topical Metformin Versus Glycolic Acid Peel for the Treatment of Acanthosis Nigricans
Acanthosis nigricans (AN) is a common dermatologic condition associated with insulin resistance and obesity. Existing treatment options often provide inconsistent results.
- Trial name
- MET-AN (NCT07751549)
- Testing
- systemic metformin, topical intervention, glycolic acid 70% peeling
- Where
- Egypt
- Volunteers
- 54 people
- Sponsor
- Tanta University
Lynch Syndrome, FAP
Hereditary Colorectal and Associated Tumor Registry Study
After informed consent, participants will be asked to complete a medical/family history questionnaire and provide a blood sample.
- Conditions
- Lynch Syndrome, FAP, Hereditary Diffuse Gastric Cancer, Juvenile Polyposis Syndrome
- Trial name
- NCT00633607
- Testing
- Research Registry
- Where
- United States
- Volunteers
- 114 people
- Sponsor
- University of Pittsburgh
Acne Vulgaris, Post Inflammatory Hyperpigmentation
Efficacy and Safety Study of Finacea to Treat Acne Vulgaris and Post-Inflammatory Hyperpigmentation (PIH)
Residual post-inflammatory hyperpigmentation (PIH)from acne is disturbing to individuals with skin of color. Finacea has been anecdotally known to be beneficial in resolving PIH related to acne vulgaris.
- Trial name
- NCT01038869
- Testing
- Azelaic acid
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Derm Research, PLLC
Acne Vulgaris
Efficacy, Safety Profile, and Post-Acne Sequelae of 0.025% Retinoic Acid Cream vs. 0.1% Adapalene Cream in Mild Acne Vulgaris in Fitzpatrick Skin Types III-V
The goal of this clinical trial is to compare the effectiveness, safety profile, and post-acne sequelae of 0.025% retinoic acid cream versus 0.1% adapalene cream for mild acne vulgaris in individuals with Fitzpatrick skin types…
- Trial name
- NCT07015931
- Testing
- retinoic acid cream 0.025%, adapalene cream 0.1%
- Where
- Indonesia
- Volunteers
- 23 people
- Sponsor
- Universitas Indonesia
Melasma
Fractional Photothermolysis for Treating Melasma
In several observational studies, non-ablative fractional photothermolysis (FP) has been reported to bridge the gap between efficacy and tolerability in the treatment of melasma.
- Trial name
- NCT01245881
- Testing
- Non-ablative fractional photothermolysis laser, broad-spectrum sunblock (SPF 50+)
- Where
- Germany
- Volunteers
- 51 people
- Sponsor
- Laserklinik Karlsruhe
Diabetes Mellitus
Adjunctive Metformin Therapy in Double Diabetes
The significance of this project is to investigate the effects of adjunctive metformin therapy in children and adolescents with double diabetes.
- Trial name
- AMTIDD (NCT01334125)
- Testing
- Metformin
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- University of Massachusetts, Worcester
Obesity
Clinical Efficacy and Safety of a Laparoscopic Sleeve Gastrectomy in Obese Patients
This study aim to evaluate the clinical efficacy and safety after laparoscopic sleeve gastrectomy in patients with obesity. 300 patients with obesity and 49 healthy individuals with normal BMI were enrolled.
- Trial name
- NCT04548232
- Testing
- Laparoscopic sleeve gastrectomy
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Shanghai 10th People's Hospital
Peutz-Jeghers Syndrome, Celecoxib
Celecoxib for Prevention of Progression in Peutz-Jeghers Syndrome
The Peutz-Jeghers Syndrome (PJS) is a rare autosomal dominant syndrome characterized by mucocutaneous pigmentations, multiple gastrointestinal hamartomatous polyps, and an elevated risk of developing malignancies.
- Conditions
- Peutz-Jeghers Syndrome, Celecoxib, Small Bowel Polyp
- Trial name
- NCT06722534
- Testing
- Celecoxib 400mg
- Where
- China
- Volunteers
- 80 people
- Sponsor
- Air Force Military Medical University, China
Acne
Efficacy & Safety of Clindamycin and Tretinoin in Acne
The purpose of this study is ascertain the efficacy and safety of Clindamycin Phosphate 1.2% and Tretinoin 0.025% in the treatment of Acne and Post Inflammatory Hyperpigmentation in patients with skin of color.
- Trial name
- NCT01111994
- Testing
- Clindamycin Phosphate 1.2% and Tretinoin 0.025% Gel
- Where
- 2 sites in United States
- Volunteers
- 30 people
- Sponsor
- Callender Center for Clinical Research