Other Information: DayQuil Severe Cold & Flu: Each caplet contains: sodium 4 mg. Store at room temperature. NyQuil Severe Cold & Flu: Store at room temperature. Misc: DayQuil Severe Cold & Flu: 16 DayQuil Severe caplets. Acetaminophen, phenylephrine HCl, dextromethorphan HBr, guaifenesin. Headache, fever, sore throat, minor aches & pains. Nasal sinus congestion & sinus pressure. Cough. Chest congestion. Non-drowsy. NyQuil Severe Cold & Flu: 8 NyQuil Severe caplets. Acetaminophen, phenylephrine HCl, doxylamine succinate, dextromethorphan HBr. Headache, fever, sore throat, minor aches & pains. Nasal/sinus congestion & sinus pressure. Sneezing, runny nose. cough. Parents: Learn about teen medicine abuse. www.StopMedicineAbuse.org. www.vicks.com. NyQuil Severe Tablets: Made in Israel.