Tramadol is group of drugs called opioid analgesics. It works on central nervous system (CNS) to treat pain. Tramadol binds to certain opioid receptors in the body. Tramadol is a synthetic pain reliever. Tramadol is prescription pain medicine and you cannot get tramadol without prescription. Tramadol no prescription is used to treat severe pain and never-ending body condition. Tramadol is approved medicine for treatment of different types of severe pain. Such as back pain, low back pain, neck pain, surgical pain and so on chronic pains.