Assertion: promethazine's effect | /r/HasProperty | identifiable
Facets:
value: at 15-30 minutes
type: TEMPORAL
value: at 2 to 3 hours
type: TEMPORAL
value: at peak plasma concentrations
type: TEMPORAL
Source sentences:
text: After oral therapy therapeutic effects are identifiable at 15-30 minutes and peak plasma concentrations at 2 to 3 hours.