How to sign: any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure
Similiar / Same: vasoconstrictor
Categories: agent
Within this category: adrenergic, angiotensin, coldness, epinephrine, lypressin, naphazoline, nicotine, noradrenaline, tension, vasopressin, vasopressor