When a cold comes on strong knock it out with Vicks DayQuil SEVERE Cold & Flu over-the-counter medicine. Just one dose starts working fast to relieve 9 of your worst cold and flu symptoms to help take you from 9 to none. From the world s #1 selling OTC cough and cold brand Vicks DayQuil SEVERE provides fast powerful maximum strength relief for your worst cold and flu symptoms. Vicks DayQuil SEVERE provides powerful maximum strength 9-symptom relief to treat coughing stuffy nose minor body pain chest congestion sinus congestion sinus pressure sore throat headache and fever. Use when you need fast non-drowsy daytime relief for your ugliest roughest toughest cold symptoms so you can get on with your day. Nothing works faster. Use to temporarily relieve common cold/flu symptoms including to thin & loosen bothersome mucus. Vicks has been trusted for over 125 years to relieve your cold and flu symptoms. DayQuil is the #1 pharmacist recommended daytime cough cold & flu brand*Active ingredients pe