Buy Ambien online for recovery from Insomnia Ambien is generally prescribed for insomnia. The product is available in immediate and sustained release form depending on the desired effect. While the first type helps the patient fall asleep, the second also helps decrease sleep at night. Ambien has a powerful effect on the body, so it is inevitable to use it responsibly. Some people have done various activities, such as eating, driving, talking, or walking, without remembering the following. Stop taking Ambien if this happens to you. Talk to your doctor and use other sleeping pills instead.