PK Parameters Mean±SD (Range) N=25  
Occasion-1
(N=25)
IIV
(%CV)
Occasion-2
(N=25)
IIV
(%CV)
IOV
(%CV)
Residual variability
Cmax
(ng/mL)
5.3±4.1
(0.6-16.8)
77.22 4.8±3.5
(0.6-15.7)
73.22 43.87 17.60
AUClast
(ng*hr/mL)
55.8±30.0
(7.1-128.0)
53.83 50.6±30.6
(10.6-22.6)
60.40 33.07 10.38
AUCinf
(ng*hr/mL)
61.4±27.9
(17.8-129.1)
45.47 55.8±29.2
(13.5-125.0)
52.42 24.11 5.65
Kel
(1/hr)
0.040±0.01
(0.03-0.06)
27.56 0.04±0.01
(0.02-0.08)
41.03 23.24 5.26
Vd/F
(L)
33.9±18.20
(7.19-77.22)
53.70 38.3±29.34
(9.35-139.37)
76.69 30.40 8.84
CL/F
(mL/min)
1.3±0.79
(0.46-3.61)
59.85 1.5±1.04
(0.48-4.43)
71.06 24.11 5.65
N - Number of observations
IIV - Inter-individual variability
IOV - Inter-occasion variability – intra-subject variability was considered as inter-occasion variability
† N=24, since subject no. 13 did not exhibit log-linear elimination in time vs concentration profile
Table 3: Mean obtained pharmacokinetic parameters and inter-occasion, inter-individual and residual variability for Trospium
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