Assertion: methadone | /r/Causes | overdose
Facets:
value: as a powerful opioid
type: MANNER
Source sentences:
text: As a powerful opioid, methadone can cause an overdose.
text: Another reason that methadone causes so many overdoses is that taking it with other opioids, alcohol, sedatives, amphetamines or antidepressants can also result in an overdose.