单项选择题

A1/A2型题

对某患者静脉滴注利多卡因,已知:t=1.9h,V=100L,若要使稳态血药浓度达到3μg/ml,则K应为()

A.109.4μg/h
B.109.4mg/h
C.822.5μg/h
D.822.5mg/h
E.36.5mg/h