Comparing Isotretinoin to Standard Care for Moderate Acne in Skin of Color
Official title: Randomized Clinical Trial to Compare Oral Isotretinoin to Standard of Care in Moderate Acne Skin of Color Patients: ETHNIC Study
Run by Centre Hospitalier Universitaire de Nice · NCT06447480 · Data updated 2026-11-12
This study is testing whether the acne medication isotretinoin works better than standard treatments for young people with moderate acne and skin of color.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 13 Years to 30 Years |
| Sex | All |
| Enrollment | 420 (estimated) |
| Sponsor | Centre Hospitalier Universitaire de Nice Academic / other |
| Locations | 19 sites (Nice, Alpes-Maritimes and 18 other locations) |
| Status | Recruiting |
| Started | April 29, 2025 |
| Main results expected | September 1, 2027 |
| Study ends | September 1, 2028 |
| Registry record updated | October 1, 2026 |
| Trial ID | NCT06447480 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are individuals aged 13 to 30 with Fitzpatrick skin types IV to VI and moderate acne.
✕Probably not a fit
Patients with mild or severe acne, or those with skin types I to III, will not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This clinical trial aims to evaluate the effectiveness of oral isotretinoin compared to standard care in treating moderate acne in patients with skin types IV to VI, which are often underrepresented in clinical research. The study focuses on individuals aged 13 to 30 who experience moderate acne, characterized by specific lesions and associated pigmentation issues. Participants will receive isotretinoin and topical treatments while their progress will be monitored through selfies taken with their cell phones. The trial seeks to address the unique challenges faced by patients of color in managing acne and its effects on quality of life.
Why it matters
Potential benefit: If successful, this study could provide a more effective treatment option for moderate acne in patients with darker skin types, improving their quality of life.
How similar studies have gone: While there is limited research specifically targeting this demographic, the approach of using isotretinoin for acne treatment has shown success in other populations, making this study a potentially valuable addition to existing knowledge.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Women and men between 13 and 30-year-old * Skin type IV, V and VI according to Fitzpatrick skin types * Moderate acne as defined by the French Society of Dermatology recommendations based on ECLA grading https://document.sfdermato.org/groupe/centre-de-preuves/label-recommandations-acne-post-college.pdf) * Patients must have a cell phone able to take selfies pictures with a minimum definition of 5Mb. * Signed informed consent * Affiliation to French social coverage. Exclusion Criteria: * Mild and severe acne (ECLA grading : French recommendations) (https://document.sfdermato.org/groupe/centre-de-preuves/label-recommandations-acne-post-college.pdf) * Past cure of oral isotretinoin * Past cure of systemic antibiotics for acne in the last 6 months * Phototype I-III patients * Abnormal hemogram, liver enzyme, cholesterol, triglycerides at baseline * Pregnancy: female patient of childbearing potential will undergo a pregnancy test (plasmatic β-hCG) * Breast-feeding patients * Refusal of effective contraception for women * Contra-indications to oral isotretinoin, doxycycline, lymecycline, topical adapalene/tretinoin * Vulnerable people: adult under guardianship or deprived of freedom
Where it's running
-
CHU de Nice - Hôpital de l'Archet
Nice, Alpes-Maritimes, France Recruiting -
CHU de Bordeaux
Bordeaux, Aquitaine, France Recruiting -
CHU de Nantes
Nantes, Loire-Atlantique, France Recruiting -
chu de Rouen
Rouen, Seine-maritime, France Recruiting -
Cabinet de dermatologie St Maxime
Sainte-Maxime, Var, France Recruiting -
CH D'argenteuil
Argenteuil, France Recruiting
Show 13 more locations
-
Cabinet Dermatologique Brest 1
Brest, France Recruiting -
Cabinet Dermatologique Brest 2
Brest, France Recruiting -
Cabinet dermatologique gradignan
Gradignan, France Recruiting -
CHU de la réunion
La Réunion, France Recruiting -
Ambroise paré
Paris, France Recruiting -
Cabinet dermatologique
Paris, France Recruiting -
CH Avicenne - APHP
Paris, France Recruiting -
CHU de Poitiers
Poitiers, France Recruiting -
Aphp
Paris, Île-de-France Region, France Recruiting -
CH de Cayenne 3 Avenue Alexis Blaise, BP6006
Cayenne, French Guiana Recruiting -
Cabinet de dermatologie DERMACLINIC 972
Fort-de France, French Guiana Recruiting -
Cabinet dermatologique Cenon
Cenon, France Not yet recruiting -
Cabinet dermatologique privé
Paris, France Not yet recruiting
Study contacts
- Principal investigator: Thierry Passeron, PhD — CHU de Nice, Service de Dermatologie
- Study coordinator: Thierry Passeron, PhD
- Email: passeron.t@chu-nice.fr
- Phone: +33492036488
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
-
Nadifloxacin Plus Tretinoin vs Clindamycin Plus Tretinoin for Mild-to-Moderate Acne
This study tests whether nadifloxacin with tretinoin cream works better than clindamycin with tretinoin cream for adults with mild-to-moderate acne.
-
Topical clascoterone vs. adapalene for mild-to-moderate acne in teens and young adults
This trial tests whether clascoterone 1% cream works as well as adapalene 0.1% cream for treating mild-to-moderate acne in people aged 12–55.
-
Denifanstat vs placebo for moderate to severe acne in teens and adults
This study tests whether denifanstat works safely to improve acne in people 12 and older, compared with a matching placebo.
-
Facial skin microbiome changes during isotretinoin in moderate-to-severe acne
This study tests how the facial skin microbiome changes in people with moderate-to-severe acne who are treated with isotretinoin, and compares them with healthy individuals.
-
Prevalence of PMOS in women with acne at Sohag University Hospital
This study tests how common polyendocrine metabolic ovarian syndrome (PMOS) is among women with acne who are seen at Sohag University Hospital.
-
Hormonal profiles and isotretinoin response in adult women with acne
This study tests whether baseline hormones (DHEAS, FSH, and LH) help predict how adult women with acne will respond to systemic isotretinoin.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.