Adenosine

Question 1

What is adenosine commonly used for?

Answer 1

Terminate supraventricular tachycardias

Question 2

What are the effects of adenosine enhanced by?

Answer 2

Dipyridamole (antiplatelet agent)

Question 3

What are the effects of adenosine blocked by?

Answer 3

Theophyllines

Question 4

What is the mechanism of action of adenosine?

Answer 4

Causes transient heart block in the AV node

Question 5

How long is the half-life of adenosine?

Answer 5

8-10 seconds

Question 6

How should adenosine be administered?

Answer 6

Via a large-calibre cannula due to it’s short half-life,

Question 7

What are the possible side effects of adenosine?

Answer 7

chest pain
bronchospasm
transient flushing