Within 24 hous you should begin to feel tje
fentanyl working, and after a day or two after you apply the 2nd patch, the level of
fentanyl in your system will stablize.
You can do a couple of things to make sure the patch is working. First, make sure that patch is properly applied and second, acquire the covers for the patch. Information about proper application of tjeeethe patch and the covers is is on the patient information you should have received with the medication.