A double-blind, randomized, split-face controlled trial of 34 female patients with melasma was conducted. All subject were randomized to receive either intradermal tranexamic acid or placebo injection on the right or the left side of their face.
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Modified Melasma Area and Severity Index (mMASI) score
Timeframe: 12 weeks
Erythema Index
Timeframe: 12 weeks
Melanin Index
Timeframe: 12 weeks