It is known as “the date rape drug” because it has been used to facilitate sexual assault.
They are classified as a Schedule IV drug in the United States.
This article explains roofie symptoms and effects, and discusses how it can be used or abused.

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What Is Rohypnol?
Rohypnol is an olive green oblong tablet produced by the pharmaceutical manufacturer Hoffman-La Roche.
It is in a class of depressants calledbenzodiazepines.

US DEA
It works by dramatically slowing the function of the central nervous system.
It is more potent than drugs like Valium (diazepam) or Xanax (alprazolam).
However, Rohypnol is most notorious as a date rape drug.
It has no flavor and dissolves easily in liquids.
Side effects of Rohypnol typically peak within two hours but can persist for up to 12 hours.
Most people who take the drug have no memory of what happened while under its influence.
Full effects typically leave someone unconscious and can last up to 12 hours.
Most people recover, but severe symptoms may require medical attention.
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