This combination medication is accustomed to assistance ease gentle to average pain. It includes an opioid pain reliever (codeine) along with a non-opioid pain reliever (acetaminophen). Codeine is effective while in the brain to change how your body feels and responds to pain. Acetaminophen may also cut down a fever. https://wockusa.com/product/fentanyl-100-mcg-hr-transdermal-patch/