One of the following statements about hydralazine is not true –
Correct Answer: It causes dilatation of both aeries and veins
Description: Ans. is 'b' i.e., It causes dilatation of both aeries and veins o Hydralation is a potent vasodilator o It acts as a vasodilator by directly acting on aerioles. It has negligible effect on veins. o There is also renin release with secondary salt and water retention. o Postural hypotension is not a prominent action because of little action on veins; venous return and cardiac output are not reduced.
Category:
Pharmacology
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