Mucinex Child Nite Multi Symptom Cold 4oz by RB Health USA is a liquid medicine that helps relieve the symptoms of a cold in children 4 years of age and older. It contains dextromethorphan, guaifenesin, and phenylephrine, which work together to relieve a cough, loosen mucus, and open up airways. The medicine is available in a mixed berry flavor and is easy to give to children. DOSING: To use Mucinex Child Nite Multi Symptom Cold, measure the correct dose using the dosing cup provided. Give the medicine every 4 hours, as needed, up to 6 doses in a 24-hour period. Do not give more medicine than directed. Do not give Mucinex Child Nite Multi Symptom Cold to children under 4 years of age. Do not give this medicine to anyone who is allergic to any of its ingredients. STORAGE: Keep Mucinex Child Nite Multi Symptom Cold out of reach of children. Store it at room temperature in a cool, dry place.