The purpose of this clinical study is to compare, in a controlled fashion, the response to three concentrations of methotrexate in novel topical formulations in the treatment of subjects with psoriasis of the fingernails. Such a determination will be used as the basis for evidence of efficacy and safety of these formulations as a therapeutic treatment for fingernail psoriasis.
The purpose of this clinical study is to compare the efficacy and safety of three concentrations of topical methotrexate for the treatment of fingernail psoriasis.