Halls with Advanced Vapor Action goes to work immediately to fight coughs, soothe sore throats and make nasal passages feel cooler. Halls - a trusted name throughout the world. Dependable quality and value for over 90 years. For temporary relief of minor throat irritation and coughs due to colds or inhaled irritants. Advanced Vapor Action Formula. Fights coughs. Soothes sore throats. Cools nasal passages. Adults and children 5 years and over: Dissolve 1 drop slowly in the mouth. Repeat every hour as needed or as directed by a doctor. Children under 5 years of age: Consult a doctor. WARNINGS: A persistent cough may be a sign of a serious condition. If cough persists for more than 1 week, tends to recur, or is accompanied by fever, rash, or persistent headache, consult a doctor. Do not take this product for persistent or chronic cough such as occurs with smoking, asthma, or emphysema, or if cough is directed by a doctor. If sore throat is severe, persists for more than 2 days, is accompanied or followed by fever, headache, rash, swelling, nausea, or vomiting, consult a doctor promptly. Keep this and all drugs out of the reach of children.