Hi,I am Dr. Shanthi.E (General & Family Physician). I will be looking into your question and guiding you through the process. Please write your question below.
How long does it take for Fentanyl Patch to take effect ? I have lung cancer and up until yesterday I tool 40mg of OPANA 40mg. My insurance company (BCBS) has said they will no longer cover the OPANA. But did make my doctor change to this medication. I retired from the Substance Abuse Field after 31 years. So you know my concerns. My pain is at a 9 currently.
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How Long Does Fentanyl Patch Take To Show Effect?
Hello, Fentanyl patch may start to work 24 hours after inserting it. You should wait for 24 hours for your pain to gradually get reduced. Hope I have answered your query. Let me know if I can assist you further. Take care Regards, Dr Olgeta Xhufka , General & Family Physician