Disfunctia Erectila Flashcards

1
Q

Medicam util in trecut

A

Yohimbina-alfa adrenolitic
Apomorfina-avea ef emetizant
Papaverina(+fentolamina/atropina)-inj producea erectie indif de context

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2
Q

Alprostadil

A

-PGE1
-nu merge unde cauza e lipsa elib de NO(pt ca produce vasodil prin crestere de cAMP)
-deci nu merge pe diabet,post prostactemie radicala
-e a doua alegere dupa inhib de fosfodiesteraza 5
-se inj in corpi cavernosi/intrauretral
-risc de priapism

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3
Q

Inh de fosfodiesteraza 5

A

-se elib NO in timpu stim sexuale ->elib de guanilat ciclaza->transf in cGMP->scadere Ca intracel->vasodil

-PDE5 produce metabolizare cGMP si ef vadodil scazut(de aceea o inhibam)

R adv
-hipotens
-flushing
-tulb vedere(neclara,cianopsie)-sildenafil
-dureri musc(tadalafil)

Contraindic
-nu cu nitrati(ef hipotensor marit,creste NO,creste si cGMP f tare)
-nu la hipotens

Interactiuni
-nu cu inh de CYP3A4(statine,macrolide,antivirale,suc geapefruit)
-nu cu inductori CYP3A4(rifampicina)

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4
Q

Sildenafil

A

-VIAGRA
-abs intarziata de prezenta alim grase
-se elimina predominant hepatic
-erectia apare cam in 25 min

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5
Q

Tadalafil

A

-se util cu 2h inainte de act sexual
-se poate util zilnic in doza mai mica daca se preconizeaza urilizarea cu o frecv de peste 2 ori pe sapt

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6
Q

Vardenafil

A

-asem cu sildenafil ,mai selectiv
-putine studii

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