Oxycodone 10 mguse first opioid drug .That helps to reduce our severe pain.That used early in an opioid situation. Oxycodone 20 mg is boosting our dopamine level . Oxycodone 60 mgis used in severe opioid situations . Oxycodone 80 mgis used when other opioid drugs are not working . Oxycodone 15 mgis used after the food. Oxycodone 40 mg helps us in moderate levels of pain.