Photodynamic Therapy Mediated by Topical Application of 5- ALA for the Treatment of Actinic Keratoses

Photodynamic Therapy Mediated by Topical Application of 5- ALA for the Treatment of Actinic Keratoses

The purpose of this study is to compare the treatment of skin growths called actinic keratoses (AK) with 5-ALA PDT, an FDA-approved treatment, versus treatment with other conventionally used FDA-approved agents such as cryotherapy, Imiquimod, or 5-fluorouracil (5-FU).

Inclusion Criteria:

• 18-95 years old
• Diagnosied with actinic keratoses.

Exclusion Criteria:

• Patients who have had Isotretinoin therapy less that 1 year prior to screening.
• Patients who have an adverse reaction to light exposure (for example photo- exacerbated seizures).
• History of porphyria