Vasoconstriction by noradrenaline in the brain.
D000818:Animals; D002415:Cats; D002560:Cerebrovascular Circulation / Q000187:drug effects*; D009638:Norepinephrine / Q000494:pharmacology*; D014662:Vasoconstrictor Agents / Q000494:pharmacology*
D014662:Vasoconstrictor Agents; D009638:Norepinephrine