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翥火

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我们一般都会先做初步的药效筛选,等制剂工艺明确后,用制剂做急毒和主要药效试验,这个可以先做急毒,或者急毒和药效一起做。中药一般做不出来LD50,最大给药量选择药物能配制的最高浓度,然后逐倍稀释,采用3个浓度来做,至于说大于人临床用量的多少倍可认为安全无毒或者低毒好像也没那么明确,主要看你的实验的具体情况,我们做出来700多倍也没什么毒性。
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2楼2013-06-17 11:53:51
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