Which of the following is a vinodilator?
Ref:Katzung 10/e p173-174;KDT 6/e p540 Hydralazine, minoxidil and nifedipine are primarily aerioler dilators where as nitroprusside is a mixed aerioler and venous dilator, therefore best answer here seems to be nitroprusside
Hydralazine
Minoxidil
Nitroprusside
Nifedipine
Cardiovascular system