Assertion: valerian's acid | /r/AtLocation | the serum
Facets:
value: after dosing.35
type: TEMPORAL
Source sentences:
text: A dose of a commercial preparations of valerian extract 600 mg in healthy subjects peaked at 30 minutes to 2 hours, with an elimination half-life of 1.1 ± 0.6 hours, and the marker valerenic acid was in the serum for at least 5 hours after dosing.35