As the Mayo Clinic explains, “Guaifenesin is used to help clear mucus or phlegm from the chest when you have congestion from a cold or flu. It works by thinning the mucus or phlegm in the lungs.” ...

Guaifenesin, the active ingredient in Mucinex, thins mucus to relieve chest congestion. But there is no scientific evidence to show that it also thins cervical mucus to make it easier for sperm to ...

Mucinex contains an active ingredient, guaifenesin, that helps with congestion by thinning phlegm, a type of mucus produced by the respiratory system. The theory in using Mucinex to help with ...

Learn more about Mucinex, a popular over-the-counter cough medication, including how it works, how long it lasts, and safety ...

However, many women online believe the $14.99 relief pill ... kind of Mucinex or medicine with “guaifenesin” will work. Guaifenesin is used to clear mucus and phlegm from the chest, according ...