Classification of treatments for erectile dysfunction by mode of action

勃起功能障礙之藥物治療

 

Initiator

Conditioner

Central

Class I
Apomorphine, L-arginine

Class III
Trazodone, Testosterone

Peripheral

Class II
PGE1, Papaverine, 
Phentolamine, VIP

Class IV
Sildenafil, Tadalafil, 
Vardenafil, Testosterone

Class V: Others

VIP: vasoactive intestinal polypeptide. PGE1: prostaglandin E1

 

=Sildenafil citrate (Viagra)30~60分鐘產生作用,約可持續4小時,半衰期約是4~5小時

=Tadalafil (Cialis)30~45分鐘產生作用,可持續約36小時,半衰期約17.5小時

=Vardenafil (Levitra)25~40分鐘產生作用,約可持續4小時,半衰期約是4小時

=Apomorphine SL (Uprima)20分鐘產生作用,可持續約1~1.5小時,半衰期約為40分鐘

 

=藥物選擇建議:

-Age → Old and frail: Viagra or LevitraYoung and healthy: Cialis

-Sexual activity → Infrequent: Viagra or Levitra Frequent: Cialis

-Cardiovascular disease → (+): Viagra(-): Any

-Alpha-blocker (Tamsulosin 0.4mg) → Any

-Alpha-blocker (Alfuzosin, Doxazosin, Terazosin, Prazosin) → Viagra

 

Classification of treatments for erectile dysfunction by mode of action.PNG


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