Over-the-Counter (OTC) Treatments Several OTC medications, such as Robitussin and Mucinex (guaifenesin), can help clear excess mucus from your lungs. These medications are expectorants ... resin-honey ...
A cough suppressant can make a productive cough worse because ... Mild cases can usually be treated at home with over-the-counter expectorants and steam inhalation. Severe or chronic coughs may ...