teeth sensitivity is so common. it immediately feels like somebody's poking directly on the nerve. i recommend sensodyne. sensodyne toothpaste goes inside the tooth and calms the nerve down. and my patents say: “you know doc, it really works." bye, bye cough. later chest congestion. hello 12 hours of relief. 12 hours!! not coughing? hashtag still not coughing?! mucinex dm gives you 12 hours of relief from chest congestion and any type of cough, day or night. mucinex dm. it's comeback season. >> the year was 2009.