<p>Dopamine hydrochloride is contraindicated in patients with known hypersensitivity to dopamine or any of its ingredients. It should not be used in patients with phaeochromocytoma, uncorrected tachyarrhythmias, or ventricular fibrillation. Dextrose solution without electrolytes should not be administered simultaneously with blood through the same infusion set because of the possibility of pseudoagglutination of red cells.</p>