Anticoagulants Flashcards

1
Q

Promotes platelet adhesion and activation

A

Collagen

VWF

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2
Q

Vasoconstrictors

A

Thromboxane A2
ADP
Serotonin

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3
Q

Primary hemostatic disorder shows bleeding where

A

Skin
Gums
Endometrium

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4
Q

Fibrin clot formation such as F8 bleeds where

A

Muscles
Joints
Retroperitoneum

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5
Q

Leiden variant of factor 5 cannot be deactivated by what

A

Protein C

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6
Q

Heparin monitoring is done with condition

A

Renal compromise
Obese
Pregnant

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7
Q

Heparin toxicities

A
Bleeding
Allergy
Hair loss, alopecia
Osteoporosis 
Mineralocorticoid deficiency
HIT
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8
Q

When is HIT seen

A

After surgery

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9
Q

What is given if px has HIT

A

Direct thrombin inhibitor

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10
Q

This drug effectively inactivated factor 10a

A

Fondaparinux

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11
Q

It is a teratogenic and can cause intracranial hemorrhage

A

Warfarin

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12
Q

What are the first that gets depleted

A

Factor 7 and protein C

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13
Q

Half life of vitamin K factors

A

7 - 6 hrs
9 - 24 hrs
10- 40 hrs
2 - 60hrs

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14
Q

Saddle nose
Retarded growth
Defects of limbs, eyes and central nervous system

A

Fetal Warfarin Syndrome

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15
Q

This factors can potentiate warfarin

A

Liver disease
Hyperthyroidism
Drugs

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16
Q

Factors that lessen warfarin effects

A

Pregnancy
Hypothyroidism
Hereditary resistance
Drugs

17
Q

Drugs that lessen warfarin

A
Vitamin K
Rifampicin
Carbamazepine
Barbiturates
Colestyramine
18
Q

Clinical uses of rivarxoban and apixaban

A

Prevent embolic stroke in AF
Prevent VTE after hip or knee surgery
Treatment and prevention of recurrence of VTE

19
Q

This drug also inhibits platelet activation

Used for percutaneous angioplasty

A

Bivalirudin

20
Q

Oral direct thrombin effect

A

Dagibatran

21
Q

Significantly inhibits platelet TXA2 synthesis

A

Aspirin

22
Q

Given for MI primary prevent in high risk

A

Aspirib

23
Q

Inhibits ADP induced platelet aggregation

A

Thienopyridines

Clopidogrel
Ticlopidine
Prasugrel

24
Q

Drug interaction with omperazole

A

Clopidogrel

25
Q

Inhibit the final pathway of platelet aggregation

Utilizes for acute coronary events

A

Glycoprotein 2b/3a

Abciximab
Eptifibatide
Tirofiban

26
Q

When does the vitamin K effect manifest

A

After 6 hours

27
Q

Mild hemophilia A and vWf D what is given

A

Desmopressin acetate

28
Q

Used for HIT

A

Argatroban

29
Q

Contraindicated for TIA or stroke

A

Prasugrel