Visit here to shop now : https://careskit.com/product-category/sleeping-pills/ambien/ Ambien is a sedative used to treat the Ambien For insomnia treat. The short-term release tablet will help you sleep immediately when you first go to bed. The extended-release form, Ambien CR, has two layers. The first will dissolve quickly to help you sleep immediately, and the second layer will keep you asleep till morning.