metyrosine

metyrosine

 [mĕ-ti´ro-sēn] α-methyl-l-tyrosine, an inhibitor of catecholamine synthesis used to control hypertensive attacks in pheochromocytoma.

me·ty·ro·sine

(mĕ-tī'rō-sin, -sēn), An inhibitor of tyrosine hydroxylase and therefore a powerful inhibitor of catecholamine synthesis; used for controlling the manifestations of pheochromocytoma, in preoperative preparation, or in instances where surgical resection is contraindicated or incomplete.