In Each 10 ml Other Information: Each 10 ml contains: 10 mg sodium. Store at 68-77 degrees F (20-25 degrees C). For ages 6+. Gluten free. Dextromethorphan HBR (cough suppressant). Doxylamine succinate (antihistamine). Long-acting. Relieves: Cough up to 8 hours. Runny nose. Alcohol free. Taste the real honey. No artificial colors. www.robitussin.com. Call weekdays from 9 AM to 5 PM EST at 1-800-762-4675. For most recent product information, visit www.robitussin.com. Parents: Learn about teen medicine abuse. www.StopMedicineAbuse.org. True Source Certified Honey.