a sympathomimetic catecholamine. Lower doses preferentially stimulate peripheral dopamine receptors to cause primarily renal mesenteric vasodilation while higher doses also stimulate beta-1 and alpha adrenergic receptors and act to increase blood pressure.

indications: It is prescribed in the treatment of shock, hypotension, and low cardiac output to reduce the risk of renal failure.

contraindications: Pheochromocytoma, tachyarrhythmias, ventricular fibrillation, or known hypersensitivity to this drug prohibits its use.

adverse effects: Among the more serious adverse reactions are arrhythmias, hypotension, hypertension, and tachycardia. These adverse reactions can be potentiated if DOPamine is used concurrently with other drugs such as beta blockers, MAO inhibitors, tricyclic antidepressants, or cocaine.