Thrombolytic (Fibrinolytic) Agents Flashcards

1
Q

The central process of _____ is the conversion of inactive plasminogen to the active proteolytic enzyme plasmin.

A

fibrinolysis

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2
Q

The central process of fibrinolysis is the conversion of inactive ______ to the active proteolytic enzyme _____.

A

plasminogen; plasmin

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3
Q

All fibrinolytic drugs produce rapid lysis of thrombi by increasing formation of ______ from ______.

A

plasmin; plasminogen

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4
Q

How does Streptokinase (Streptase) work?

A

converts uncomplexed plasminogen to active plasmin- Generally results in systemic activation of plasmin

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5
Q

This drug converts uncomplexed plasminogen to active plasmin- Generally results in systemic activation of plasmin.

A

Streptokinase (Streptase)

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6
Q

How does Tissue Plasminogen Activator (tPA): Alteplase (Activase) work?

A

binds to fibrin and selectively activates bound plasminogen

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7
Q

This drug binds to fibrin and selectively activates bound plasminogen.

A

Tissue Plasminogen Activator (tPA): Alteplase (Activase)

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8
Q

What are Reteplase (Retevase) and Tenecteplase (TNKase)?

A

fibrinolytics that convert plasminogen into plasmin- they have a prolonged duration of action

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9
Q

Which fibrinolytics have a prolonged duration of action?

A

Reteplase (Retevase) and Tenecteplase (TNKase)

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10
Q

When are fibrinolytic agents used?

A
  1. acute MI
  2. DVT
  3. multiple PE
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