noun. any drug or other agent which elicits blood vessel constriction so that the girth of the vessels is lessened. The vasomotor nerves of the SNS additionally act as vasoconstrictors. Vasoconstrictor drugs are utilized to elevate blood pressure which has declined to threatening low levels.

VASOCONSTRICTOR: "Vasocontrictors are sometimes referred to as vasopressors."
Cite this page: N., Pam M.S., "VASOCONSTRICTOR," in, April 29, 2013, (accessed September 27, 2021).