Ambien CR is non-narcotic and a non-benzodiazepine, formulated to offer a new indication for sleep maintenance, in addition to sleep induction. Ambien CR, a bi-layered tablet. The first layer dissolves quickly to induce sleep. The second layer is released more gradually into the body to help provide more continuous sleep. Ambien CR will be available in a 12.5 mg dose recommended for adults and a 6.25 mg dose recommended for the elderly.