therefore , we studied the effects of high-dose prostaglandin e1 ( 30 to 150 ng/kg/min ) , a potent pulmonary vasodilator , in combination with massive infusion of norepinephrine ( up to 1 microgram/kg/min ) into the left atrium in five consecutive patients with refractory right heart failure and pulmonary hypertension after mitral valve replacement .
C0002335
prostaglandin e1
C0020542
pulmonary