Tapentadol tablet is a medication used to treat moderate to severe types of pain. It is a centrally acting opioid analgesic tablet that mean it works by binding to specific receptors in the brain and spinal cord to decrease the perception of pain in the body. Tapentadol is a centrally-acting opioid pain medication that is used to treat moderate to severe pain.so Buy Tapenax er 50mg online and get delievery at ur doorstep. Tapidol 50mg is a specific brand name of tapentadol tablet. It is typically prescribed for short-term use, because its prolonged use can lead to dependence and addiction.