Table 1

Pharmacokinetic parameters of YM796 after oral dose in rats, dogs and humans

SpeciesnDose (mg/kg)AUCoral (ng · hr/ml)CLoral (ml/min/kg)Cmax (ng/ml)F (%)
Rat3 1.01-a   5.03330  9.3 3.4
3 3.0 22.22252 33.9 5.0
310.0333  501819.022.3
Dog3 1.01-a 87.7  (17.0)205  (39)39.3  (7.1)16.1  (2.5)
3 3.0316  (104)158  (47)129  (34)19.0  (5.1)
310.01041  (320)160  (46)559  (135)18.7  (4.3)
Human1-c 6 5.01-b 117  (16)11.1  (1.3)19.8  (2.1)
610.0180  (32)13.2  (1.2)35.3  (4.3)
620.0408  (44)11.7  (0.8)68.1  (5.3)
640.01010  (132)9.4  (1.3)151  (10)
560.01482  (166)9.6  (1.1)266  (11)
  • Numbers in parentheses represent the standard errors of the mean values.

  • 1-a The data were taken from Iwatsubo et al., 1997c.

  • 1-b The data were taken from Iwatsubo et al., 1997b.

  • 1-c The dose was given as mg/body for humans different from rats and dogs.