Efficacy of Combined Fractional Er:Glass and Thulium Lasers Versus Microneedling for Atrophic Acne Scars

Recruiting now · Not applicable

Conditions studied: Acne Scars

In brief

The purpose of this study is to compare two treatments for acne scars on the face. The study will test whether fractional lasers (Erbium:Glass and Thulium) lead to better improvement in acne scars than microneedling.

Key facts

Study ID

NCT07151599

Run by

University of Nove de Julho

People needed

84

Starts

2025-10-16

Expected to finish

2026-07-01

Last updated by the study team

2025-11-26

Who can join

Age: 18 and older, up to 45. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Fitzpatrick skin phototypes I to VI
• Presence of atrophic acne scars on the face

You may not qualify if…

• Decompensated systemic diseases
• Any active infection (e.g., viral such as herpes, bacterial, or fungal)
• Pregnant or breastfeeding women
• Presence of hypertrophic or keloid scars
• Current use of anticoagulant or antiplatelet medications
• History of hemophilia or coagulation disorders
• Current use of anti-inflammatory drugs or corticosteroids
• Use of retinoids, including isotretinoin, within the past 6 months
• Exposure to sunlight within the past 15 days
• Undergoing any aesthetic facial treatment or having undergone scar treatments in the facial region within 180 days prior to study initiation
• Presence of active acne (occasional isolated lesions will not be considered exclusion criteria)

Where it is running

• Espaço Conceito Medical San — São Paulo, Brazil (enrolling)

Full record on ClinicalTrials.gov

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