Benzodiazepines compose a class of drugs prescribed to treat anxiety, insomnia, and seizures. In Canada, these preparations come in various presentations, including website tablets, capsules, and liquids. Some commonly prescribed benzodiazepines in Canada include diazepam (Valium), lorazepam (Ativan), alprazolam (Xanax), and clonazepam (Klonopin).