75.其排除半衰期為多少小時?(gentamicin的Vd為0.25 L/kg)
(A)30.2
(B)32.8
(C)40.4
(D)44.6
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統計: A(368), B(507), C(3206), D(308), E(0) #1384271
統計: A(368), B(507), C(3206), D(308), E(0) #1384271
詳解 (共 6 筆)
#1469209
cl=5ml/min ==>0.3 l/hr (5ml*60min=300ml=>0.3L)
0.25 l/kg * 70 = 17.5 l/kg
cl=kvd
0.3=k * 17.5 k=0.01714
t 1/2 =0.693/k
t 1/2 =0.693/0.01714 = 40.43
133
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