Assertion: diuretic's use | /r/CapableOf | decrease opioid efficacy
Facets:
value: possibly
type: DEGREE
Source sentences:
text: Concomitant use of OXYCONTIN with CYP3A4 inducers or discontinuation of a CYP3A4 inhibitor could decrease oxycodone plasma concentrations, decrease opioid efficacy or, possibly, lead to a withdrawal syndrome in a patient who had developed physical dependence to oxycodone.