special attention was payed to four types of catecholamine infusions during which the highest cardiac index ( ci ) , 161-168 % of control , was seen : dopamine 500 mcg/min ( d 500 ) , epinephrine 8 mcg/min ( e 8 ) , dopamine 250 mcg/min combined with epinephrine 4 mcg/min ( d 250 + e4 ) and dopamine 250 mcg/min combined with orciprenaline 4 mcg/min ( d 250 + or 4 ) .
C0007412
catecholamine
C0029193
mcg