Cough suppressant. Since 1920. Relieves coughs due to colds, bronchial irritations. Each 15 ml contains 5 mg sodium. How Creomulsion Cough Medicine Works: Creomulsion Cough Medicine contains a safe and effective cough suppressant which acts by temporarily calming the cough control center to relieve coughs. Its rich, traditional base coats and soothes raw, irritated membranes. It contains no dyes, no alcohol, and no artificial sweeteners. Made in USA.