Initial experience with fenoldopam after cardiac surgery in neonates with an insufficient response to conventional diuretics.

Objective:Fenoldopam, a selective dopamine-1 receptor agonist, causes systemic vasodilation and increased renal blood flow and tubular sodium excretion. We hypothesized that urine output would improve when fenoldopam was added to conventional diuretic therapy after neonatal cardiopulmonary bypass.De