<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi doctor, Ive been experiencing severe pain in my arm and leg for the past few months. I went to a few doctors and they told me I have complex regional pain syndrome. What medication do I need to take?  <response>: Based on your condition, I would recommend you take some medications. You can try taking Gabapentin, Pregabalin Lyrica, Amitriptyline, Methadone, Baclofen, Lidocaine-Prilocaine Topical, Buprenorphine Suboxone, Milnacipran Savella, Midodrine, Flunisolide Nasal, Tenofovir, Combivir. These medicines have to be taken after consulting with your doctor. 