What is the efficacy of photodynamic therapy in the treatment of nongenital warts?

Updated: Sep 25, 2020
  • Author: Philip D Shenefelt, MD, MS; Chief Editor: William D James, MD  more...
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In one study, photodynamic therapy with topical 5-aminolevulinic acid applied to the warts, followed by photoactivation with red 633-nm light-emitting diodes at 2- to 3-week intervals resulted in 68% improvement. [25]

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