What it does
Benylin Mucus Cough Menthol Oral Solution works deep down in the chest to loosen mucus, making it easier to cough up.
How it works
Active ingredient guaifenesin helps thin and loosen phlegm in your chest making it easier to cough up.
What is a mucus cough
Mucus coughs are caused by a build-up of mucus in the lungs and on the chest. The cough mechanism kicks in to try and get rid of excess mucus.