Antitussives are cough suppressants. Decongestants relieve nasal congestion and sinus infection. Because drinking large volumes of cough syrup causes vomiting, the drug is being extracted from cough syrups and sold on the Internet in a tablet that can be swallowed or a powder that can be snorted.
But the concern in the past had been about the alcohol and codeine in cough and cold products. Online dosing calculators even teach abusers how much they'll need to take for their weight to get high. These combination products such as multi-symptom cold medicines are meant to treat many symptoms at the same time.
Drinking extra fluids also helps keep mucus thin.
Here's how: Lock your medicine cabinet or keep those OTC medicines that could potentially be abused in a less accessible place. A cough from a cold or the flu influenza will usually go away on its own. They also advise users how much DXM to take to get high.
This may mean you need a prescription medicine to treat inflammation swelling and narrowing of your airways.