Ambien is a sedative-hypnotic with a quick-action formulation that reduces sleep onset time to fifteen minutes. It is indicated for the treatment of mild to moderate insomnia. According to the FDA recombination, its effect will be enhanced when combined with behavioral therapy. Buy Ambien Online and sleep for eight hours. Ambien 5mg and Ambien 10mg are two popular Ambien dosages, both of which are available in immediate-release and extended-release formulations.