This randomized, double-blind, vehicle-controlled, dose-ranging, parallel-group multi-site study is designed to evaluate the therapeutic efficacy and safety of the investigational product, DSXS, for the treatment of moderate to severe scalp psoriasis at different application times up to 30 minutes.
The objectives of this study are to evaluate the therapeutic efficacy and safety of DSXS and a Placebo in patients with moderate to severe scalp psoriasis.