Expectorants: Guaifenesin (Mucinex and generic) thins mucus and makes it easier for you to cough it up. While this can be helpful, drinking plenty of fluids may have the same effect, according to ...
“Eucalyptus oil can be inhaled in a steam through a diffuser to reduce nasal symptoms or by adding a few drops of oil into a bowl of hot water ... Strong odors can also trigger a cough and asthma ...