Efficacy of oral 5 mg melatonin in the treatment of facial melasma in women: A double‐blind, randomized, placebo‐controlled clinical trial

The data that support the findings of this study are available from the corresponding author upon reasonable request. The participants in this manuscript have given written informed consent to the publication of their case details. Ethical approval: This protocol was approved by the FMB-Unesp Institutional Review Board (No. 4.767.182). Trial registration: ReBEC - ensaiosclinicos.gov.br – RBR-10gx2qhj.