Ativan is used to treat Anxiety, and it is a brand name of drug Lorazepam. The other problems that Ativan treat are trouble sleeping, active seizures (incl. status epilepticus), withdrawal of alcohol, and chemotherapy-induced nausea and vomiting. Sometimes it is also used in some problems that are not listed here. https://www.crunchbase.com/organization/ativan-1mg-ecbc