[待更新] Exposes the medication guaifenesin (Humibid, Humibid LA, Robitussin, Organidin NR, Fenesin, Mucinex), a drug used for the treatment of cough associated with colds and minor upper respiratory tract infections.enesin USP*** (More Info) Your Price:$44.00 Guaifenesin Capsules 300mg 500/pk ***Pure Powder***Guai...