cardiovascular and plasma catecholamine responses to metoclopramide ( mcp ) , a dopamine antagonist , were examined in 5 patients with pheochromocytoma , 12 patients with essential hypertension ( eht ) and 9 normotensive ( nt ) subjects who displayed symptoms suggestive of pheochromocytoma on a constant daily intake of 100 meq sodium and 80 meq potassium .
C0025853
metoclopramide
C0031511
pheochromocytoma