|Articles|June 1, 2003

'Stick'-ing it to AK

San Francisco - Topical ALA (5-aminolevulinic acid HCl) photodynamic therapy using a nonlaser blue light source is a safe and effective treatment for multiple actinic keratoses when applied to a 25 cm2 area of skin or scalp containing lesions, according to a Phase II multicenter study.

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