Assertion: diphenhydramine | /r/CapableOf | reach at 2 hours
Facets:
Source sentences:
text: In the case of 120 mg oral dose (n = 1), diphenhydramine reached at maximum concentrations at 2 hours, which were 0.20 µg/ml in the serum sample and 5.12 µg/ml in the urine sample.