单选题:某药物的常规剂量是50mg,半衰期为1.386 h,其消除速度常数为(  )。

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  • 题目类型:单选题
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题目内容:
某药物的常规剂量是50mg,半衰期为1.386 h,其消除速度常数为(  )。 A.0.5h-1
B.1h-1
C.0.5h
D.1h
E.0.693h-1
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答案解析:

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