Ambien is a brand name for the generic drug zolpidem. It is a sedative-hypnotic medication primarily used for the short-term treatment of insomnia, a sleep disorder characterized by difficulty falling asleep, staying asleep, or experiencing poor-quality sleep. Ambien is prescribed for the momentary treatment of insomnia. It is intended for use in situations where the insomnia is causing significant distress or impairment in daily functioning. It is not at all recommended for long-term use. The usual recommended dose for adults is 10mg taken orally just before bedtime.