42.下列有關vecuronium之敘述,何者正確?
(A)具有類固醇之結構骨架
(B)分子中含有二個四級銨結構
(C)半衰期比d-tubocurarine長
(D)體內轉換成3-hydroxyvecuronium而失效
答案:登入後查看
統計: A(3846), B(1550), C(1714), D(1088), E(0) #2180376
統計: A(3846), B(1550), C(1714), D(1088), E(0) #2180376
詳解 (共 10 筆)
#3772618
骨骼肌鬆弛劑的基本架構分類
| Tetrahydroisoquinoline | 5α-Androstane steroid |
| 字尾:-curium | 字尾:-curonium |
d-Tubocurarine Atracurium bsylate Mivacurium Doxacurium | Pipercuronium Vecuronium Pancuronium Rocuronium |
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0
#3771886

[Vecuronium結構]
(A)正確
(B)含有一個四級銨
(C)d-tubocurarine半衰期約1-3小時,Vecuronium半衰期約65-75分鐘
(D)代謝途徑如下,肝臟代謝主要產物3-desacetyl vecuronium
(屬3-hydroxyvecuronium結構)仍具活性

ref.
1. http://tmedweb.tulane.edu/pharmwiki/doku.php/tubocurarine_-_prototype_blocker
2. Agoston S, Seyr M, Khuenl-Brady KS, et al. Use of neuromuscular blocking agents in the intensive care unit. Anesthesiol Clin North Am. 1993;11:345-360.
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2
#3816111

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