Comparison of the efficacy of intradermal injected tranexamic acid vs hydroquinone cream in the treatment of melasma.

Background: Melasma is a common benign acquired pigmentary dermatosis due to a disorder in the function of the melanogenesis process. Although several treatments are currently used, it remains a great challenge.

Aim: The aim of this study is to compare the efficacy of intradermal injected tranexamic acid (TA) vs hydroquinone (HQ) cream in the treatment of melasma.