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Comparison of onset and duration of action of different phosphodiesterase (PDE5) inhibitors

Authoring team

onset of action

duration of action (hours)

doses

sildenafil

20-30 minutes; peak action 60 minutes

4-6

25-50-100mg

tadalafil

60-120 minutes; peak action 120 minutes

36-48

10-20mg

vardenafil

20-30 minutes; peak action 60 minutes

4-6

5-10-20 mg

 

The respective summary of products must be consulted before prescribing any of the drugs mentioned.

Reference:

  1. British Heart Foundation (factfile 6/2005).Drugs and Erectile Dysfunction.

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