Tapentadol, which is commonly known as Nucynta, is an opioid pain medication. It is generally used to treat modern to severe pain. TapenTadol is commonly used for acute and chronic musculoskeletal pain. ER form of Tapentadol is not used in the management of severe pain. If you wish to buy TapenTadol 100 mg, then you can order TapenTadol 100 mg cash on delivery.