Final answer:
MS Contin, Kadian, and Duramorph are commonly associated with pain management.
Step-by-step explanation:
MS Contin, Kadian, and Duramorph are commonly associated with pain management. These medications belong to the opioid class of drugs and are used for the treatment of moderate to severe pain. They work by binding to opioid receptors in the brain and spinal cord to decrease the perception of pain.