Causes relaxation and reduces anxiety. Also known as the ‘date-rape’ drug, it has a tranquilizing effect, ten times more potent than Valium. Rohypnol is part of the benzodiazepine class of drugs and was used to treat severe insomnia in some countries. Some will use it as a recreational drug for the feelings of euphoria it causes when mixed with alcohol.

Signs and Symptoms

Typical signs and symptoms are noted below but it is important to know that some people experience paradoxical effects – opposite effects to what is usually experienced when using Rohypnol. Because it is a central nervous system depressant, combining it with other sedative-hypnotics, the sedating effects will be compounded.

Methods of Use

  • Orally

  • Snorted

Adverse Effects

  • Loss of motor control

  • Decreased reaction time

  • Impaired judgement

  • Lack of coordination

  • Confusion

  • Loss of memory

  • Drowsiness

  • Dizziness

  • Slurred speech

  • Stomach disturbances

  • Respiratory depression

  • Amnesia

Overdose Potential

Overdosing on Rohypnol is potentially fatal. Used as a “date-rape’ drug, the unsuspected victim may not know they have ingested it in the first place. Signs of a potential overdose may include the following:

  • Appearing extremely intoxicated

  • Inability to walk

  • Severely slurred speech

  • Slow respiratory rate

  • Respiratory arrest

  • Coma

  • Death


  • Headaches

  • Muscle pain

  • Tension

  • Numbness

  • Tingling

  • Delirium

  • Cardiovascular distress