Delased Chesty Cough Non-drowsy Syrup contains per 5mls Guaifenesin 100mg and Menthol 1.1mg. It is indicated for the effective management of chesty coughs by loosening and removing stubborn bronchial mucus. This combination product is used for the temporary treatment of cough stuffy nose and sinus pain/pressure caused by infection (such as the common cold flu) or other breathing illnesses (such as hay fever bronchitis). This product contains a decongestant (such as pseudoephedrine phenylephrine) that works by narrowing the blood vessels to help relieve stuffy nose symptoms and sinus pressure. This product also contains a non-opioid cough suppressant (such as dextromethorphan chlophedianol). It affects a certain part of the brain (cough center) to help you stop coughing.