Other Information: Each Packet Contains: sodium 130 mg. Phenylketonurics: Contains phenylalanine 41 mg per packet. Store between 68-77 degrees F (20-25 degrees C). Protect from excessive heat and moisture. Misc: Acetaminophen - Pain reliever/fever reducer. Dextromethorphan HBr - Cough suppressant. Guaifenesin - Expectorant. Phenylephrine HCl - Nasal decongestant. For ages 12+. Relieves headache & fever. Controls cough. Relieves nasal & chest congestion. Thins & loosens mucus. Maximum strength (per 4-hour dose, dose every 4 hours). Just add hot water. Parents: Learn about teen medicine abuse. www.StopMedicineAbuse.org. Questions? 1-866-MUCINEX (1-866-682-4639). You may also report side effects to this phone number. www.mucinex.com. Made in England.