Assertion: opium's derivative | /r/ObjectUse | used medicinally
Facets:
value: for their analgesic
type: PURPOSE
value: for somnolent
type: PURPOSE
value: for effects
type: PURPOSE
value: for antitussive
type: PURPOSE
value: for hundreds of years
type: TEMPORAL
Source sentences:
text: For hundreds of years, derivatives of opioids have been used medicinally for their analgesic, somnolent, and antitussive effects, and they have been abused for their sedative and euphoric effects.