Of all the most commonly abused substances, benzodiazepines are perhaps the most difficult to stop using.  Benzodiazepine belongs to a class of drugs called anxiolytics, used in the treatment of anxiety or insomnia.  Some common benzodiazepines are Xanax, Ativan, and Klonopin. Users experience a reduction in stress, euphoria, drowsiness, lack of coordination and dissociation. Benzodiazepines…