The Ultimate Guide to Dextromethorphan Powder: Uses, Effects, and Considerations Dextromethorphan (DXM) is a widely-used cough suppressant found in many over-the-counter medications. Originally developed in the 1950s, it has become a staple for alleviating coughs associated with colds and flu. However, as its use has become prevalent, so have concerns regarding its misuse and side […]
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