Guaifenesin isn't very lethal, it just might make you extremly nauseous. I doubt there is enough hydrocodone in that bottle to kill either.

To clear up a misconception, "Hydrochloride" is not a drug. It is an acid which reacts with a base to form a salt. Example: Oxycodone Hydrochloride.
Nullific Reviewed by Nullific on . I just found some Rx cough med. HELP!!!! I found this stuff under the cabinet when I was lookin for another can of shaving cream, it must be some cough medicine I had a few years back.. it's called HC Guaifenesin it's generic for Hycotuss EXP in my experience w/ perscriptions.... Hy at the beginning and tuss at the end usually means good things. I was just wondering, if I was plannin on drinkin some of this. How much do you guys think Id need to drink to feel all SLOW? any help is appriciated. -J Rating: 5