It helps loosen congestion in your chest and throat making it easier to cough out through your mouth.
Mucinex pills. Guaifenesin is used to control cough and is sometimes combined with dextromethorphan an antitussive cough medicine such as in mucinex dm or robitussin dm. It is also combined with ephedrine to produce primatene and bronkaid tablets for symptomatic relief of asthma. Mucinex se powers through chest congestion when youre sick excess mucus may be bothering you and causing chest congestion. Easy to read patient leaflet for mucinex.