while no consistent temporal changes in any parameter characterizing elimination of lorazepam were observed , absorption constant rate ( ka ) and absorption half-life ( t1/2a ) were significantly modified by the hour of administration , the drug being more rapidly absorbed after the morning ( t1/2a = 0.52 +/- 0.11 ) than after the morning trial ( t1/2a = 1.18 +/- 0.26 , p less than 0.05 ) .
C0000854
absorption
C1373172
absorption half-life