Ambien is a medication for insomnia. It is the trade name for Zolpidem; you can conveniently Buy Ambien online from our website. Ambien belongs to the family of sedative hypnotics. It acts in your brain and produces certain chemicals that induce a calming effect in your brain and nerves. Zolpidem treats insomnia; it helps you fall asleep faster and stay asleep longer. The ER formula of Ambien has two layers. The first layer dissolves immediately, allowing you to fall asleep quickly; the second layer dissolves slowly, helping you stay asleep for longer.