Buy Lunesta Online, is used to treat insomnia (difficulty falling asleep or staying asleep). Eszopiclone is in a class of medications called hypnotics. It works by slowing activity in the brain to allow sleep.Eszopiclone comes as a tablet to take by mouth. It is usually taken once a day at bedtime or after unsuccessfully trying to fall asleep. Do not take eszopiclone with or shortly after a heavy, high-fat meal. Eszopiclone may not work well if it is taken with high fat foods. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take eszopiclone exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.