79  valproic acid影響phenytoin之機制為何?
(A)誘導代謝酵素
(B)競爭作用受體
(C)抑制腸胃道吸收
(D)置換(displace)血中白蛋白結合

答案:登入後查看
統計: A(249), B(261), C(135), D(3043), E(0) #722706

詳解 (共 7 筆)

#1050069
29 下列何組藥物,彼此因競爭性與白蛋白...
(共 799 字,隱藏中)
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#1169937
 Phenytoin Sodium Va...
(共 183 字,隱藏中)
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#2300195
23.有關phenytoin與valpr...
(共 348 字,隱藏中)
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#2906191

29 下列何組藥物,彼此因競爭性與白蛋白(albumin)結合,而影響藥物在體內之分佈? 
(A) MAOIs+tyramine 
(B) Digoxin+antibiotics 
(C) Warfarin+phenobarbital 
(D) Phenytoin+valproic acid

(C) Warfarin = high protein binding; Phenobarbital = low protein binding


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#3466026
5樓題目29 下列何組藥物,彼此因競爭性...
(共 205 字,隱藏中)
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#1169934
 valproic acid that leads to phenytoin displacement from plasmatic proteins and inhibits phenytoin metabolism, thereby increasing the concentration of free drug in the serum.
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#4131749

Valproic acid : protein binding 73.9% to 92.7% , CYP2C9 代謝

Phenytoin : protein binding 92.2%

這樣會被競爭嗎? 感覺Phenytoin競爭力比較強

 

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