Pharma Flashcards

1
Q

Anticlotting drugs are used in

A

tx and prevention of MI, other acute coronary syndromes, ischemic stroke, AF, DVT

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2
Q

Anticoagulant & throbolytic drugs are effective in ….

Antiplatelet drugs are useful only for…

A

both venous & arterial thrombosis

of arterial disease

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3
Q

Parenteral anticlotting drugs are never used I.M. Because of

A

hematoma risk)

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4
Q

Action of heparin (UFH) is monitored with

A

aPTT

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5
Q

…reverses the effects of UFH (hebarin)

A

Protamine

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6
Q

Protamine reverses

A

partially reverses

LMW heparins, but not fondaparinux

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7
Q

Warfarin inhibits … and used …

A

vit K epoxide reductase

orally

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8
Q

Vit K dependent factors are

A

II, VII, IX and X

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9
Q

Clotting factors have half lives 0f ….. h in plasma so onset of anticoagulant action is relatively …

A

8-60

slow

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10
Q

What inhibits vit k

A

Warfarin

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11
Q

Slow reversal with vit K (…. h)

A

6-24

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12
Q

Effect of warfarin is monitered with

A

PT

INR

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13
Q

Warefarin is Contraindicated in pregnant woman because

A

cause bone defects

and bleeding in fetus

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14
Q

In warfarin There is a period of hypercoaglability due to

A

deficiency of protein C early in the therapy

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15
Q

Direct oral anticoagulants (dabigatran, rivaroxaban) bleeding rate compared to warfarin

A

Lower (doesnt need monitering)

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16
Q

Only … is used for antiaggregation,

A

aspirin

17
Q

When using thrombolytic agents in stroke, …must be ruled out

A

cerebral hemorrhage

18
Q

Plasminogen to plasmin

A

Reteplase

19
Q

Man has acute infarction, fibrigen drug is used

A

Hhemorrhagic stroke

20
Q

Mechanism of action of clopidogrel

A

Active metabolite of clopidogrel inhibits Adp

21
Q

Graph

A

Drug b stimulates

22
Q

Anticoagulant inhibits thrombin

A

Dabigatran

23
Q

Sudden stoping of medication leads to

A

Stroke

24
Q

Test provide info about coagulation status of oatient taking apixaban

A

Factor X test

25
Q

Enoxapfin and unfractionated hebarin can be used without

A

Monitering

26
Q

7 inr

A

Vit k

27
Q

Severe thrombocytopenia in response to unfractioned heparin

A

Bivalirudin