Lorazepam is an oral prescription medication used under the supervision of a healthcare professional to treat anxiety and related disorders. You can Buy Lorazepam Online to treat anxiety disorders, panic attacks, and anxiety symptoms. Lorazepam (generic version) is a benzodiazepine medication sold under the brand name Ativan in various formulations. Lorazepam (tablet and liquid form) begins working within 20 to 30 minutes, takes 1 to 1.5 hours to achieve full sedation, and lasts 6 to 8 hours.