NCT01400022.

Trial name or title	A Randomized Clinical Study Comparing Topical 0.05% Clobetasol Propianate in Vaseline With UVA‐1 Phototherapy in the Treatment of Vulvar Lichen Sclerosus
Methods	This is a RCT.
Participants	Inclusion criteria of the trial Women aged over 18 years with vulval LS
Interventions	A: UVA1‐phototherapy 4 times per week B: clobetasol propionate (0.05%) in white Vaseline applied thinly once daily over a period of 3 months
Outcomes	Primary outcomes of the trial 1) Clinical improvement during UVA1/cortisone treatment Secondary outcomes of the trial 1) Subjective patient score 2) Influence on quality of life 3) Colorimetry 4) Ultrasound to determine the severity of the sclerosis 5) Immunological, RT‐PCR, and histological parameters in skin biopsies
Starting date	August 2010
Contact information	Dr Sarah Terras (s.terras@klinikum‐bochum.de)
Notes	‐