That's what the thickening agent in cough syrup is and the reason why there was medical exemption during prohibition.
And also wear the term Grandpa's cough medicine came from.
Basically it coded the lungs and you inhaled some of the alcohol vapors knocking back the lung infections.
I generally have a bottle that's mostly empty and I just huffed the alcohol fumes out of the bottle with a straw.
LOL. Oh ganja. You are your huffing.
Hey it works!!!