Direct Acting Vasodilators

Question 1

What is hydralazine?

Answer 1

It is a direct relaxation of vascular, smooth muscles

** used an emergency situation only because of rapid blood pressure drop!!!!

Serious side effects :
Reflex tachycardia
Sodium and water retention

Question 2

What is niroprusside?

Answer 2

Direct acting vasodilatador
It is a direct relaxation of vascular, smooth muscles

** used an emergency situation only because of rapid blood pressure drop!!!!

Serious side effects :
Reflex tachycardia
Sodium and water retention

**** nirtoprusside is metabolized into cyanide
** no one with renal failure can use this drug