Aspadol is a prescription medication that treats acute and chronic pain associated with injury, surgery, lower back pain and other musculoskeletal conditions. Following its dosage with proper rest and exercise can provide more benefits to users. Medical use of Aspadol was approved by the FDA in 2008. . It belongs to the class of drugs called analgesics that works both ways as a norepinephrine reuptake inhibitor and as an agonist of the mu-opioid receptor. To learn more about Aspadol 100 mg, visit Health Naturo.