Assertion: lsd's effect | /r/CapableOf | maintain that level of effect
Facets:
value: for about 2 h
type: TEMPORAL
Source sentences:
text: In general, the effects started around 30 min after oral drug administration, reaching a peak about 1.5 h later, maintaining that level of effect for about 2 h, with the earliest return to normal at about 8 h.