Collagen-stimulating injection for loose neck skin
Part of Genetic & congenital, Skin clinical trials.
This study tests an injectable treatment called poly-L-lactic acid (PLLA) to help tighten loose skin on the neck. It is a small pilot study to see if the treatment is safe and works for people with mild to moderate neck skin laxity.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You are Thai and between 30 and 60 years old.
- You have noticeable loose or sagging skin on your neck (grade 1-4).
- You are not pregnant or breastfeeding.
- You have not had laser, radiofrequency, ultrasound, fillers, or Botox on your neck in the last 6 months.
- You do not have an active autoimmune disease requiring treatment or a known allergy to local anesthetics or collagen-stimulating substances.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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