how long does rohypnol affect you for?
The way Rohypnol affects you depends on many factors, including: The effects of Rohypnol begin within 30 minutes and peak within two hours. As little as 1 mg can have effect for eight hours. Depending upon how much you take, Rohypnol can make you feel anything from relaxed and calm, to drowsy and clumsy, to unconscious.ohypnol has been referred to in the media as a date rape drug. While there is little evidence of Rohypnol use in the UK, there have been reports of drugs being used to facilitate sexual assault. Such cases may have involved other drugs such as GHB, ketamine, alcohol and other benzodiazepines.
The sedative and toxic effects of Rohypnol are aggravated by concurrent use of alcohol. Even without alcohol, a dose of Rohypnol as small as 1 mg can impair a victim for 8 to 12 hours. Rohypnol Â® (flunitrazepam) is the brand name of a sleeping pill prescribed for insomnia in Mexico, South America, Europe and Asia.It has NOT been approved for use by the U.S. Food and Drug Administration in the United States but this has not stopped its distribution.ES. A urine test can detect the presence of Rohypnol up to 60 hours after ingestion. Rohypnol can be more difficult to detect than similar drugs because it is in low concentrations and is cleared quickly by the body.