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ÓÐÒ»¸öÒ©×¢Éä½oÒ©,4mg/kg¸ø5¸ö½¡¿µÄÐÐÔ,ƽ¾ùÌåÖØÎª75kg£¬ ÆäѪҩŨ¶È·ûºÏÒ»ÊÒÄ£ÐÍ (one-compartment model)
Cp= 78 e -0.46t
µ¥Î»: Cp = mg/ml, t = hour
1.ÎÊ4СʱºóµÄѪҩŨ¶È? what is the plasma level of the drug after 4 hour?
2. 4С•rºóÓжàÉÙÒ©Ê£ÏÂ? how much drug is left in the body after 4 hour?

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Originally posted by mrzouhao at 2009-11-9 08:17:
1.ÎÊ4СʱºóµÄѪҩŨ¶È?Cp= 78 e -0.46t=78e -0.46*4
2¡¢4С•rºóÓжàÉÙÒ©Ê£ÏÂ?X=Cp*V,ÆäÖÐV=75*4/78

V=75*4/78 ß@ÊÇžéʲüN°¡?
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3Â¥2009-11-09 20:43:06
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karl2100(½ð±Ò+1,VIP+0):¶àлָ½Ì£¡ 11-9 21:36
huizai(½ð±Ò+6,VIP+0): 11-14 10:21
1.ÎÊ4СʱºóµÄѪҩŨ¶È?Cp= 78 e -0.46t=78e -0.46*4
2¡¢4С•rºóÓжàÉÙÒ©Ê£ÏÂ?X=Cp*V,ÆäÖÐV=75*4/78
2Â¥2009-11-09 08:17:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

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v=x0/C0 ÆäÖÐX0=75*4, C0=78
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