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A popular term for the ingestion of Robitussin, an over-the-counter cough medicine, in megadoses, to achieve the ‘high’—euphoria, hallucinations—evoked by the DMX—dextromethorphan, a weak opiate contained in Robitussin
Toxicity Respiratory depression, coma, death
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.