一、吸收、分布与排洩本品口服後,吸收是相当迅速和完全的,因此我们可以想像得到口服以後这药在血液中是很容易达到有效的浓度,而用不着采取注射的方法。每公斤体重口服3毫克,经1—6小时後每毫升血浆中最高浓度可以达到1.3—3.4微克,经过24小时以後,还能够证明它的存在,由此可以知道本品在血浆中药浓度减低是缓慢的。 1. Absorption, distribution and excretion After oral administration of this product, absorption is quite rapid and complete, so we can imagine that after oral administration, this medicine is very easy to reach an effective concentration in the blood, but no injection method is needed. Oral 3 mg per kilogram of body weight, after 1 to 6 hours, the highest concentration per milliliter of plasma can reach 1.3-3.4 micrograms, after 24 hours, it can also prove its existence, which can be seen that the product is reduced plasma concentration of Chinese medicine is slowly.