Photodynamic Therapy Using Topical Aminolevulinic Acid in Treating Patients With Actinic Keratosis

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.

Timeline

Start

2005-05

Primary completion

2009-01

Completion

2009-05

Drugs

Indications