"Rohypnol" is the brand name for the drug flunitrazepam, a central nervous system depressant, belonging to a class of drugs known as benzodiazepines, which include widely used medications such a Valium, Librium and Xanex.
Rohypnol is currently a Schedule IV drug under the Federal Controlled Substance Act of 1970 with Schedule I penalties for illegal possession, importation, or distribution in the United States.