Photodynamic therapy using chlorophyll-a in the treatment of acne vulgaris: a randomized, single-blind, split-face study.


BACKGROUND Chlorophyll-a is a novel photosensitizer recently tested for the treatment of acne vulgaris. OBJECTIVE We sought to evaluate the clinical efficacy and safety of chlorophyll-a photodynamic therapy used for acne treatment. METHODS Subjects with acne on both sides of the face were included. Eight treatment sessions were performed over a 4-week… (More)
DOI: 10.1016/j.jaad.2014.05.047

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