An Open Label Clinical Trial to Evaluate the Efficacy and Tolerance of a Retinol and Vitamin C Facial Regimen in Women With Mild-to-Moderate Hyperpigmentation and Photodamaged Facial Skin

April 2016 | Volume 15 | Issue 4 | Original Article | 476 | Copyright © April 2016


James H. Herndon Jr. MD,a Lily I. Jiang PhD,a Tatiana Kononov BS MBA,b and Theresa Fox BSb

aThomas J. Stephens and Associates, Richardson, TX
bRevision Skincare, Irving, TX

table 4
A worsening in dryness was observed in 15% and 13% of the subjects at week 4 and week 8 respectively, although this improved by week 12. No statistically significant changes from baseline were detected for erythema, scaling, burning, stinging, and itching at any timepoint. A total of 13 subjects experienced 30 non-serious AEs, which were classified as definitely related to