vitamin and supplement brand. with nurtec odt, i can treat a migraine when it strikes and prevent migraine attacks, all in one. don't take if allergic to nurtec. allergic reactions can occur, even days after using. most common side effects were nausea, indigestion, and stomach pain. ask about nurtec odt. welcome back to politicsnation. we have our final snapshot of iowa on the eve of the caucus. nbc news des moines register poll out last night shows donald trump maintains a dominant lead with likely caucus goers. nikki haley continues to make gains. now polling ahead of ron desantis. though, within a margin of error for second place. however, the most important number in the hawkeye state maybe the temperature.