Photodynamic Therapy Using Topical Aminolevulinic Acid in Treating Patients With Actinic Keratosis
Status:
Terminated
Trial end date:
2009-05-01
Target enrollment:
Participant gender:
Summary
RATIONALE: Photodynamic therapy uses a drug that becomes active when it is exposed to a
certain kind of light. When the drug is active, abnormal cells are killed. Photodynamic
therapy using topical aminolevulinic acid may be effective against actinic keratosis.
PURPOSE: This randomized clinical trial is studying how well different photodynamic therapy
regimens using topical aminolevulinic acid work in treating patients with actinic keratosis.