Adults and children over 12 years: 5 mL.
Children 2 – 12 years: 2.5 mL. Initially, take one dose every half hour for 4 doses. Then, every 4 hours until symptoms are relieved. If coughing or nasal congestion persists, see your healthcare professional. Not to be used in children under 2 years of age without the advice of a healthcare professional.