10.抗凝血藥物Fondaparinux為抑制那一個凝血因子?
(A)Ⅱa
(B)Ⅶa
(C)Ⅸa
(D)Ⅹa
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統計: A(1387), B(718), C(311), D(7243), E(0) #1527981
統計: A(1387), B(718), C(311), D(7243), E(0) #1527981
詳解 (共 10 筆)
#3434553
補個整理
Vit K antagonist (VKA) | anti-2,7,9,10 | Warfarin、Dicoumarol、Anisindione |
| Heparin | anti-IIa=Xa | |
| LMWH | anti-Xa>IIa | Enoxaparin、Fondaparinux (-parin-) |
Direct thrombin inhibitor (DTIs) | anti-IIa | Lepirudin、Bivalirudin (-rudin水蛭素) Argatroban、Dabigatran (IIa=thrombin ban掉) |
Direct Xa inhibitor | anti-Xa | Rivaroxaban (Xa ban掉) |
105
0
#2345353
補個老藥 warfarin: inh II, VII , IX , X
60
3
#2589266
Xa 通常中間有Xa 或是後面有X
低分子量或改良的肝素也對Xa 選擇較好
56
2
#2212507
Fondaparinux合成pentasaccharide,高度專一性與抗凝血酶結合
使因子Xa失去活性
43
1
#3748988
幫補充
-parin(Heparin、LMWH、-parinux)機轉:
凝血酶Xa間接抑制劑:先和抗凝血酶Antithrombin III結合,再抑制凝血酶Xa
結合和抑制的數字不要搞混
40
1
#3480660
2a Inhibitor : Dabigatran, Lepirudin, Aratroban
10a Inhibitor : Rivaroxaban, Apixaban, Edoxaban, Fondaparinux
10
3
#3481355
Warfarin:2,7,9,10
Heparin:anti-IIa=Xa
LMWH (-parin-):anti-Xa>IIa e.g.Enoxaparin
Sulfonated Penta-sacharide:anti-Xa>IIa,Fondaparinux
Direct thrombin inhibitor:anti-IIa ,e.g.Lepirudin、Bivalirudin、Argatroban、Dabigatran
Direct Xa inhibitor (-xa):anti-Xa e.g.Rivaroxaban、Apixaban
9
2