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ÕªÒª:Ä¿µÄ Ò©ÀíЧӦ·¨²â¶¨»ÆÜËÜÕ¼°ÇåÈȺϼÁµÄÒ©¶¯Ñ§²ÎÊý¡£·½·¨ ²ÉÓÃСÊóÈÈ°åÖÂÍ´Ä£ÐÍ£¬ÒÔÕòʹЧӦΪָ±ê£¬²â¶¨»ÆÜËÜÕ¼°ÇåÈȺϼÁµÄÒ©ÎﶯÁ¦Ñ§²ÎÊý¡£½á¹û »ÆÜËÜÕ¼°ÇåÈȺϼÁ¿Ú·þ¸øÒ©ºóÌå´æÒ©Á¿µÄ±í¹Û¶¯Á¦Ñ§¹ý³Ì·ûºÏÒ»ÊÒ¿ª·ÅÄ£ÐÍ£¬Ö÷ÒªÒ©ÎﶯÁ¦Ñ§²ÎÊý»ÆÜËÜÕΪ£ºKe=0.131 h-1£¬Ka=0.428 h-1,t1/2=5.299 h,Tmax=4.000 h,Cmax=509.900 mg・kg-1,AUC=65.196 mg・h・kg-1,CL/F=5802(mg・kg-1)/[h・(mg・kg-1)-1];ÇåÈȺϼÁΪ£ºKe=0.103 h-1£¬Ka=0.505 h-1£¬t1/2=6.725 h£¬Tmax=6.000 h£¬Cmax=7.000 mg・kg-1£¬AUC=39 075.500 mg・h・kg-1£¬CL/F=0.158(mg・kg-1)/[h・(mg・kg-1)-1]¡£½áÂÛ ÇåÈȺϼÁ¼°»ÆÜËÜÕÌå´æÁ¿µÄ±í¹Û¶¯Á¦Ñ§¹ý³Ì¾ù·ûºÏÒ»ÊÒ¿ª·ÅÄ£ÐÍ£¬ÖÐÒ©¸´·½ÇåÈȺϼÁµÄ´ï·åʱ¼äÃ÷ÏÔÂýÓÚµ¥·½»ÆÜËÜÕ¡£ ¹Ø¼ü´Ê:»ÆÜËÜÕ;ÇåÈȺϼÁ;Ò©ÎﶯÁ¦Ñ§;Ò©ÀíЧӦ·¨ Abstract: Objective To determine pharmacokinetics parameters of baicalin and QRHJ with pharmacodynamics effect. Methods Pain model induced with hot plate in mice was used,and lapping hindfoot time was taken as index to estimate main pharmacokinetics parameters of Baicalin and QRHJ.Results After baicalin and QRHJ po. in mice,apparent dynamics fit onecompartment open model,the main pharmacokinetics parameters of baicalin were: Ke=0.131 h-1, Ka=0.428 h-1,t1/2=5.299 h, Tmax=4.000h,Cmax=509900 mg・kg-1,AUC=65.196 mg・h・kg-1,CL/F=5.802 (mg・kg-1)/[h・(mg・kg-1)-1]; and QRHJ were: Ke=0103 h-1£¬Ka=0.505 h-1£¬t1/2=6.725 h£¬Tmax=6.000h£¬Cmax=7.000 mg・kg-1£¬AUC=39 075.500 mg・h・kg1£¬CL/F=0.158 (mg・kg-1)/[h・(mg・kg-1)-1].Conclusion Apparent dynamics of baicalin and QRHJ both fit onecompartment open model,Tmax of QRHJ was much longer than Tmax of baicalin. Key words:baicalin; QRHJ; pharmacokinetics;pharmacodynamics effect method Ä¿Ç°£¬Ò©ÀíЧӦ·¨ÒѾ­Ô½À´Ô½¹ã·ºµØÓÃÓÚÖвÝÒ©¼°Æ临·½£¬ÌرðÊÇÓÃÓÚÓÐЧ³É·Ö²»Ã÷µÄÖвÝÒ©¼°Æ临·½µÄÒ©´ú¶¯Á¦Ñ§Ñо¿ÖÐ[1]¡£ÇåÈȺϼÁÓÉ»ÆÜË¡¢´óÇàÒ¶¡¢¸ð¸ù¡¢¹áÖÚ¡¢Òð³ÂÎåζÖÐÒ©×é³É£¬ÁÙ´²Ó¦ÓÃÓÚ½âÈÈ¡¢ÕòÍ´¡£ÒòÆäËùº¬ÓÐЧ³É·Ö¸´ÔÓ£¬Ä¿Ç°ÉÐÎÞ¿É¿¿µÄ¶¨Á¿·½·¨¡£ÒÀÕÕ´«Í³ÖÐÒ½Ò©ÀíÂÛÇåÈȺϼÁÖÐËùº¬µÄÈô¸Éµ¥Ò»µÄÓÐЧ³É·Ö(Èç»ÆÜËÜÕ¡¢¸ð¸ùËØ)²¢²»ÄÜ´ú±íµÄÇåÈȺϼÁµÄÕûÌå×÷ÓùæÂÉ¡£ÎªÁ˸üºÃµØÖ¸µ¼ÁÙ´²ÓÃÒ©£¬ÎÒÃÇ´ÓÖÐÒ½ÕûÌå¹ÛÄî³ö·¢£¬½¨Á¢Ð¡ÊóÈÈ°åʵÑéÄ£ÐÍ£¬ÒÔСÊóÌòºó×ãµÄʱ¼ä×÷ΪÕòʹЧӦָ±ê£¬ÓÃÒ©ÀíЧӦ·¨·Ö±ð²â¶¨ÇåÈȺϼÁ¼°»ÆÜËÜÕµÄÒ©¶¯Ñ§²ÎÊý£¬±È½ÏÆä×÷ÓòîÒ죬·´Ó¦Ò©Îï×÷Óò¿Î»µÄҩЧ±ä»¯¹æÂÉ¡£ 1 ²Ä ÁÏ 1.1 Ò©Æ·ÓëÊÔ¼Á ÇåÈȺϼÁ£º1.35 g・mL-1£¬ÖйúÒ½¿Æ´óѧ¸½ÊôµÚ¶þÒ½ÔºÒ©¼Á¿ÆÉú²ú£¬ÅúºÅ£º20041207;»ÆÜË£¬ÉòÑôÊÐÖÐÒ©²Ä²É¹º¹©Ó¦Õ¾Ìṩ¡£ 1.2 ÒÇÆ÷ HH¨DSµçÈȺãÎÂˮԡ¹ø(½­ËÕºìÆìÒ½ÁÆÆ÷е³§);As10200BÐͳ¬ÉùÇåÏ´Æ÷(Ìì½ò°ÂÌØÈü¶÷˹ÒÇÆ÷ÓÐÏÞ¹«Ë¾)¡£ 1.3 ¶¯Îï À¥Ã÷ÖÖСÊ󣬡âÐÔ£¬ÌåÖÊÁ¿18~22 g£¬ÓÉÉòÑôÒ©¿Æ´óѧ¶¯ÎïÖÐÐÄÌṩ£¬ºÏ¸ñÖ¤ºÅ£ºÁÉʵ¶¯ÖÊ×ÖSCXK[ÁÉ]2003¨D008ºÅ¡£ 1.4 ͳ¼Æѧ´¦Àí Êý¾ÝÒÔ(¡Às)±íʾ£¬Ê¹ÓÃDASver1.0×÷Ò©´ú¶¯Á¦Ñ§Êý¾ÝÄâºÏ·ÖÎö¡£ 2 ·½·¨Óë½á¹û 1 »ÆÜËÜÕµÄÌáÈ¡ »ÆÜ˸ÉÔï¸ù£¬·ÛË飬¹ý80Ŀɸ¡£×¼È·³ÆÈ¡»ÆÜËϸ·Û(80Ä¿)100 g£¬¼ÓÒÒ´¼Ë®(Ìå»ý±È60¡Ã40)1 000 mL£¬ÓÃ20 kHz³¬Éù´¦Àí2´Î£¬Ã¿´Î30 min£¬Ë«²ãÉ´²¼¹ýÂË£¬ÁôÈ¡ÉÏÇåÒº£¬ÐýתÕô·¢ÒÇ»ØÊÕ¾¡ÒÒ´¼¼°²¿·ÖË®£¬¶¨ÈÝÖÁ100 mL£¬»ÆÜËÜÕº¬Á¿Îª5.08%[2]¡£ 2.2 Á¿Ð§¹ØϵµÄÈ·¶¨ È¡18¡«22 gµÄ´ÆÐÔС°×Êó£¬ÒÀÕÕÎÄÏ×·½·¨[3]£¬½«Ð¡Êó·ÅÔÚ(55¡À0.5) ¡æµÄ½ðÊô°åÉÏ£¬ÒÔÆä³öÏÖÌòºó×ãµÄʱ¼ä×÷ΪÆäÍ´ãÐÖµ¡£Ñ¡ÔñÍ´ãÐÖµ´óÓÚ5 s£¬¶øСÓÚ30 sµÄСÊó90Ö»×÷ΪÌÛÍ´·´Ó¦ºÏ¸ñÊó£¬È¡Æä2´ÎµÄƽ¾ùÖµ×÷Ϊ¸øÒ©Ç°µÄÕý³£Öµ¡£È»ºóËæ»ú½«Ð¡Êó·ÖΪ9×飬ÿ×é10Ö»£¬Ç°4×é·Ö±ð°´ÕÕ300¡¢600¡¢900¡¢ 1 200 mg・kg-1µÄ¼ÁÁ¿¿Ú·þ¹àθ»ÆÜËÜÕ£¬ÓÚ¸øÒ©ºóµÄ0.33¡¢0.67¡¢1¡¢2¡¢3¡¢4¡¢5¡¢6¡¢7¡¢9¡¢12¡¢24 h²â¶¨¸÷¸öСÊóµÄÍ´ãÐÖµ;ºó5×é·Ö±ð°´ÕÕ1.7¡¢3.4¡¢6.8¡¢13.5¡¢27.0 g・kg-1µÄ¼ÁÁ¿¿Ú·þ¹àθÇåÈȺϼÁ£¬ÓÚ¸øÒ©ºóµÄ0.33¡¢0.67¡¢1¡¢2¡¢3¡¢35¡¢4¡¢5¡¢5.5¡¢6¡¢7¡¢9¡¢12¡¢24 h²â¶¨¸÷¸öСÊóµÄÍ´ãÐÖµ¡£Ê×ÏÈÑ¡È¡¸÷¼ÁÁ¿×éµÄÍ´ãзåÖµ£¬¼ÆËã³öÍ´ãо»ÉýÂÊ£¬Í´ãо»ÉýÂÊ=(ÓÃÒ©ºóÍ´ãÐÖµ-³õʼʹãÐÖµ)/³õʼʹãÐÖµ¡Á100%¡£È»ºóÓø÷×é¶ÔÊý¼ÁÁ¿Öµ¼°Í´ãо»ÉýÂʻعéµÃ¶ÔÊý¼ÁÁ¿-ÕòʹЧӦ±ê×¼ÇúÏß·½³Ì£¬È·¶¨Á¿Ð§¹Øϵ¡£ Ò©ÀíЧӦ·¨²â¶¨»ÆÜËÜÕ¼°ÇåÈȺϼÁµÄÒ©¶¯Ñ§²ÎÊý»ÆÜËÜÕµÄÁ¿Ð§ÇúÏß·½³ÌΪ£ºy=34.30x+5.14£¬R2=0.938;ÇåÈȺϼÁµÄÁ¿Ð§ÇúÏß·½³ÌΪ£ºy=51.98x+22.15£¬R2=0.978¡£·½³ÌÖÐxΪ¶ÔÊý¼ÁÁ¿£¬yΪʹãо»ÉýÂÊ¡£ 3 ʱЧ¹ØϵµÃÈ·¶¨ ·Ö±ðÑ¡È¡Ï൱ÓÚ»ÆÜËÜÕ(600 mg・kg-1)¼°ÇåÈȺϼÁ(6.8 g・kg-1)ÁÙ´²¼ÁÁ¿×÷ʱЧ¹Øϵ×飬ÓÉÁ¿Ð§ÇúÏß·½³ÌÕÛËã³öÏàÓ¦µÄÌå´æÁ¿£¬½á¹û¼û±í1¡¢2¡£È»ºóÒÔʵÑéÖеÄʱ¼ä¶ÔÌå´æÁ¿¼´¿ÉµÃµ½Ê±¼ä-Ìå´æÁ¿¹Øϵ£¬²¢¿É»æ³öÒ©Á¿Ê±³Ì£¬¼ûͼ1¡¢2¡£±í1 ²»Í¬Ê±¼ä»ÆÜËÜÕ600 mg・kg-1µÄÕòʹЧӦ(ÂÔ)±í2 ²»Í¬Ê±¼äÇåÈȺϼÁ6.8 g・kg-1µÄÕòʹЧӦ(ÂÔ) 4 ²ÎÊý¼ÆËã ½«Í´ãÐÖµ²â¶¨Ê±¼äÓëÌå´æÁ¿Êý¾Ý¾­DAS ver1.0Èí¼þ´¦Àí£¬µÃµ½»ÆÜËÜÕ¼°ÇåÈȺϼÁµÄÒ©´ú¶¯Á¦Ñ§²ÎÊý£¬¼û±í3¡£±í3 »ÆÜËÜÕÓëÇåÈȺϼÁÒ©´ú¶¯Á¦Ñ§²ÎÊý(ÂÔ) 3 ÌÖ ÂÛ Ä¿Ç°¹ØÓÚ´«Í³ÖÐÒ©µÄÑо¿Ö÷Òª¼¯ÖÐÔÚÒ©Àí×÷ÓúÍÓÐЧ³É·ÖµÄÈ·¶¨·½Ã棬±¾ÎÄÒÔÎÒÔºÁÙ´²Ó¦ÓõÄÇåÈȺϼÁ¼°»ÆÜËÜÕΪÑо¿¶ÔÏ󣬲¢³õ²½µÃµ½ÆäÒ©¶¯Ñ§Êý¾Ý¡£Ñо¿½á¹û±íÃ÷»ÆÜËÜÕ¡¢ÇåÈȺϼÁµÄÌåÄڱ仯·ûºÏÒ»ÊÒ¿ª·ÅÄ£ÐÍ¡£»ÆÜËÜÕ¡¢ÇåÈȺϼÁÔÚСÊóµÄÌåÄÚ´úл¾ù³öÏÖÁËË«·åÏÖÏ󣬶øÇÒÇåÈȺϼÁµÄ´ï·åʱ¼äÂýÓÚ»ÆÜËÜÕ¡£¿ÉÄÜÓëÇåÈȺϼÁµÄ³É·Ö¸´ÔÓ£¬µ¼ÖÂÌåÄÚÎüÊÕËٶȱäÂýÓйء£¶ø²úÉúË«·åµÄÔ­Òò¿ÉÄÜÊÇÒ©ÎïÔÚÌåÄÚ´æÔÚ³¦¸ÎÑ­»·»òÆäËûÑ­»·¹ý³Ì(θ-³¦Ñ­»·¡¢³¦-³¦Ñ­»·)»òÕßÊÇ´æÔڶಿ·ÖÎüÊÕËùÖ¡£½üÄêÀ´£¬ÖÐÒ©Ò©´ú¶¯Á¦Ñ§µÄÑо¿±¨µÀÈÕÒæÔö¶à£¬µ«ÖÐÒ©Ò©´ú¶¯Á¦Ñ§µÄÑо¿ÄÚÈÝ¡¢Ë¼Â·ºÍ·½·¨µÈ£¬ÈÔÐèҪ̽Ë÷¡£
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