Whether Aldara, Effudix or PDT, there areas significant reactions to the skin while having topical skin cancer treatment. During treatment, the area of your skin being treated will look and feel irritated. The redness, inflammation, irritation, crusting and peeling you see are signs the chosen treatment is working to eliminate the abnormal cells. While this stage of treatment might be uncomfortable, it is important that you do not stop the treatment without checking with your doctor first.
It is important to practice sun avoidance in the weeks during topical skin cancer treatment. For this reason, we typically advise treatment during the cooler months of the year wherever possible.