How long does dextro last? Understanding the duration of dextromethorphan
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3 min read
Dextromethorphan (DXM) is a common cough suppressant found in over-the-counter medications, with its duration varying significantly based on the formulation and the individual's metabolism. While the standard hydrobromide version lasts 3-8 hours, an extended-release formula can last up to 12 hours.
