Nitroprusside, a direct-acting balanced vasodilator affecting both arteries and veins, is effective in short-term management of patients with congestive heart failure, acute myocardial infarction or malignant hypertension, and patients undergoing surgery of the heart or the aorta. It is effective only by intravenous administration and therefore can be used only in hospitalized patients. It is effective in all age groups, from infants to geriatric patients. Its mechanism of action is not known.
KeywordsAcute Myocardial Infarction Cardiac Index Systemic Vascular Resistance Pulmonary Capillary Wedge Pressure Vasodilator Therapy
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