Assertion: diphenhydramine's use | /r/Desires | earlier administration
Facets:
value: to allow for adequate concentrations
type: PURPOSE
Source sentences:
text: IV, Oral: 25 to 50 mg given ~30 to 60 minutes prior to infusion; use of the oral route may require earlier administration (eg, ~1 to 2 hours prior to infusion) to allow for adequate concentrations at the time of infusion or potential reaction.