The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
Aminolevulinic acid is applied to your skin in your doctor's office. Blue light illumination treatment must be followed with BLU–U Blue Light Photodynamic Therapy Illuminator in your doctor's office 14 to 18 hours after the application . The blue light treatment lasts approximately 17 minutes. Your doctor may want to re-treat you after 8 weeks if your skin condition did not completely resolve.
Call your doctor if you cannot return for the blue light illumination treatment after the aminolevulinic acid application. You should then protect the treated skin from sunlight and prolonged or intense light for at least 40 hours.