Lower plateau doses of dextromethorphan are characterized by a mild intoxication and euphoria similar to a combination of MDA and alcohol, due to its serotonin and dopamine reuptake inhibition. Often, audio intake is altered, leaving the user with an altered peception of music and sound. This alteration allows the brain to process sounds slower, making music sound different, more defined and bold. Music often adds to the pleasure of a DXM experience.

Moderate doses tend to decrease agility, coordination and affect the user's perception of time. Some users report euphoria, while others do not. Sound may take on a flanging effect and the user may have difficulty distinguishing distances between objects. Dissociative cognitive effects become apparent, resulting in the user feeling "detached" or "disconnected" from reality. Closed eye hallucinations may be observable.

High doses have been compared to ketamine and can include significant depersonalization and dissociation, bizarre thought patterns, and the user often feeling completely disconnected from external reality. Marked changes in visual perception are increasingly noticeable and can include lilliputian hallucinations. Coordination is significantly impaired, and many users are unable to move comfortably. Out of body experiences and religious experiences are common. Extending the duration of the DXM trip through pre-dosing (taking multiple "booster" doses throughout the day before the main dose) may bring about a s...

It is the so called "BLESS YOU" for coughing. If someone coughs instead of saying BLESS YOU like you would if they sneezed you say ROBOTUSSIN!!!!

The "drug" thats many emo kids take to "trip" on. They then proceed to brag about it in school.