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 ...

According to her, any kind of Mucinex or medicine with “guaifenesin” will work. Guaifenesin is used to clear mucus and phlegm from the chest, according to a Mayo Clinic report. “Around ...

According to her, any kind of Mucinex or medicine with “guaifenesin” will work. Guaifenesin is used to clear mucus and phlegm from the chest, according to a Mayo Clinic report. “Around ovulation time, ...

Why would Mucinex help with pregnancy? Mucinex contains an active ingredient, guaifenesin, that helps with congestion by thinning phlegm, a type of mucus produced by the respiratory system.