Robitussin (dextromethorphan and guaifenesin) and Mucinex (guaifenesin) are two popular over-the-counter (OTC) medications taken to relieve coughing caused by the common cold and other breathing ...

Guaifenesin, the active ingredient in Mucinex, works to thin the mucus or phlegm in a person’s lungs. The theory is that Mucinex could increase a person’s fertility by thinning another type of ...

Guaifenesin, the active ingredient in Mucinex, works to thin the mucus or phlegm in a person’s lungs. The theory is that Mucinex could increase a person’s fertility by thinning another type of ...

Guaifenesin, the active ingredient in Mucinex, works to thin the mucus or phlegm in a person’s lungs. The theory is that Mucinex could increase a person’s fertility by thinning another type of ...

Guaifenesin, the active ingredient in Mucinex, works to thin the mucus or phlegm in a person’s lungs. The theory is that Mucinex could increase a person’s fertility by thinning another type of ...

Guaifenesin, the active ingredient in Mucinex, works to thin the mucus or phlegm in a person’s lungs. The theory is that Mucinex could increase a person’s fertility by thinning another type of ...

Guaifenesin, the active ingredient in Mucinex, works to thin the mucus or phlegm in a person’s lungs. The theory is that Mucinex could increase a person’s fertility by thinning another type of ...

Guaifenesin, the active ingredient in Mucinex, works to thin the mucus or phlegm in a person’s lungs. The theory is that Mucinex could increase a person’s fertility by thinning another type of ...

Guaifenesin, the active ingredient in Mucinex, works to thin the mucus or phlegm in a person’s lungs. The theory is that Mucinex could increase a person’s fertility by thinning another type of ...

Guaifenesin, the active ingredient in Mucinex, works to thin the mucus or phlegm in a person’s lungs. The theory is that Mucinex could increase a person’s fertility by thinning another type of ...