28
Participants
Start Date
January 1, 2015
Primary Completion Date
January 1, 2016
Study Completion Date
December 1, 2016
Retinoic acid
topical administration in melasma lesions
colorimetry measurement
Measurement of erythema and luminosity through a colorimeter
sunscreen
topical administration in melasma lesions
Niacinamide
topical administration in melasma lesions
Universidad Autonoma de San Luis Potosí
OTHER