Ambien works to treat insomnia. Ambien also interacts with medicines that make you feel tired and slow breathing. Ambien also reports high rates of complex sleep behaviours and dependency issues, which is a result of misuse.Ativan (Lorazepam) is a prescription medication that belongs to the benzodiazepine class of drugs. It is commonly used to treat anxiety disorders, provide sedation before medical procedures, manage seizures, and relieve acute agitation