Assertion: opioid analgesic | /r/HasProperty | weak opioids
Facets:
Source sentences:
text: This step-wise approach to pain relief recommends non-opioid analgesics such as acetaminophen and NSAIDs for mild-to-moderate pain; weak opioids, such as codeine, dihydrocodeine or tramadol, for moderate-to-severe pain; and stronger opioids, such as oxycodone and morphine, for severe pain.