Ambien is mainly prescribed for the treatment of short-term insomnia disorder. One can buy Ambien online also for long-term treatment of chronic insomnia. Since Ambien promotes sleepiness, it is also given to people with unbalanced brain chemicals. Therefore, people with unstable brain chemicals or psychological disorders can also use this medication. This medicine is used for a short-term period like 1 to 2 weeks. Ambien is usually used by mouth with or without food on an empty stomach at bedtime. Also, it is better to work for you if you have a midnight sleeping problem. Zolpidem is the generic name of Ambien. It has two variants; one isAmbien 10 mgand the other isAmbien 5 mg. Do Not take grapefruit or grape juice because they increase side effects.