Oxetorone (INNTooltip International Nonproprietary Name), as oxetorone fumarate (USANTooltip United States Adopted Name) (brand names Nocertone, Oxedix), is a serotonin antagonist, antihistamine, and alpha blocker used as an antimigraine drug. Association with hyperprolactinemia has been described and antidopaminergic actions are also suspected.