Buy Ambien Online is used to treat insomnia. When you first get into bed, the immediate-release tablet is utilized to aid in sleep. Ambien CR, an extended-release version, includes two layers: one that dissolves quickly to aid in falling asleep and the other that dissolves more gradually to assist in maintaining sleep. Stress-free prescription delivery is available 24/7. Compare prices. Fast, free home delivery. Save up to 20% OFF on all medicine.