Assertion: narcotic's effect | /r/HasProperty | every 24 hours
Facets:
Source sentences:
text: For constant pain, the relieving effect of extended-release morphine given once (for Kadian) or twice (for MS Contin) every 24 hours is roughly the same as multiple administrations of immediate release (or "regular") morphine.
text: Maximum pain relief is generally within an hour with effects up to 24 hours.