Clinical trials: Hyperpigmentation
Melasma
Tissue-resident Memory T Cells Expression in Melasma
The treatment of melasma and the maintenance of depigmentation represent a challenge due to its frequent recurrences. Pathophysiological mechanisms and factors have been linked to melasma such as inflammation, sun exposure…
- Trial name
- NCT05698342
- Where
- Mexico
- Volunteers
- 20 people
- Sponsor
- Universidad Autonoma de San Luis Potosí
Acne, Peeling
Efficacy of Different Types of Chemical Peels in the Treatment of Acne Vulgaris
Assessment of the Efficacy and Safety of 50% Glycolic Acid, 30% Salicylic Acid, and Modified Jessner's Chemical Peels in the Treatment of Active Acne and Post-acne Hyperpigmentation: Randomized Controlled Trial.
- Trial name
- AV (NCT07240051)
- Testing
- Glycolic acid peel alone, salicylic acid, modified jessener
- Where
- Egypt
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Nahla Maher Mahmoud Mahran
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
Hyperpigmentation, Post-inflammatory Hyperpigmentation
The Effects of Cetyl Tranexamate Mesylate on the Appearance of Acne-Related Hyperpigmentation
The purpose of this study is to assess the effects of Cetyl Tranexamate Mesylate on acne-related hyperpigmentation through a specific delivery form known as TeraCeutic TXVector.
- Conditions
- Hyperpigmentation, Post-inflammatory Hyperpigmentation, Acne
- Trial name
- NCT06080035
- Testing
- Topical Cetyl Tranexamate Mesylate
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Integrative Skin Science and Research
Obesity, Acanthosis Nigricans
Children's Healthy Living Community Randomized Trial
The goal is to build social/cultural, political/economic, and physical/built environments that will promote active play and intake of healthy food to prevent young child obesity in the Pacific Region.
- Conditions
- Obesity, Acanthosis Nigricans, Central Obesity
- Trial name
- CHL (NCT01881373)
- Testing
- CHL program, Delayed Optimized CHL program
- Where
- United States
- Volunteers
- 9,840 people, healthy volunteers welcome
- Sponsor
- University of Hawaii
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)
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, Small Bowel Polyp
Cold Snare Polypectomy for Small Bowel Polyps in Patients With Peutz-Jeghers Syndrome
This study aims to evaluate the feasibility and safety of Cold snare polypectomy for removing 5-9mm small intestinal polyps in patients with Peutz-Jeghers Syndrome (PJS),in order to provide some reference for clinical strategy of…
- Trial name
- NCT06001476
- Testing
- Cold snare polypectomy
- Where
- China
- Volunteers
- 40 people
- Sponsor
- Shandong University
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
Acne Vulgaris
AkLief Evaluation in Acne-induced Post-Inflammatory Hyperpigmentation
The purpose of this study is to evaluate the efficacy and safety of Trifarotene 50 microgram per gram (mcg/g) cream compared to its vehicle cream in the treatment of moderate acne vulgaris with risk of acne-induced post…
- Trial name
- LEAP (NCT05089708)
- Testing
- Trifarotene Cream, Trifarotene Vehicle Cream
- Where
- 25 sites in United States, Spain
- Volunteers
- 123 people
- Sponsor
- Galderma R&D
Melasma
Curcuma Xanthorriza Roxb. 10% Cream for Melasma
Melasma is an acquired hyperpigmentation disorder with a multifactorial etiology and complex pathogenesis that can significantly diminish the quality of life for affected patients.
- Trial name
- NCT06153134
- Testing
- 10% Curcuma xanthorriza Roxb., 2% Kojic Acid
- Where
- Indonesia
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Universitas Padjadjaran
Peutz-Jeghers Syndrome
Study of Accurate Diagnosis and Treatment of Peutz-Jeghers Syndrome
The mutation of STK11 has been regcognized to be the major cause of Peutz-Jeghers syndrome (PJS).The aim of this study was to confirm the mutation rate of gene associated with gastrointestinal malignancies,including STK11…
- Trial name
- NCT03806075
- Testing
- Second generation sequencing, 16s rRNA gene sequencing
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Yiqi Du
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
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
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
Noonan Syndrome, LEOPARD Syndrome
Hormonal Sensitivity in Patients With Noonan and LEOPARD Syndromes
Noonan and LEOPARD syndromes share, with variable severity, different clinical traits, notably craniofacial manifestations, cardiopathies, short stature, and juvenile cancers.
- Trial name
- NOLEO (NCT02486731)
- Where
- France
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Melasma
Efficacy of New Trio Combination for Melasma
The goal of this clinical trial is to learn if the drug New Trio Combination (0.1% isobutylamido-thiazolyl-resorcinol, 0.1% retinoic acid and 0.1% dexamethasone) works to treat melasma.
- Trial name
- NCT07676994
- Testing
- New trio combination, Kligman's formula (trio)
- Where
- Pakistan
- Volunteers
- 56 people
- Sponsor
- Ghurki Trust and Teaching Hospital
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
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
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