Blue Zopiclone 7.5 mg is an over-the-counter medicine that is used to treat insomnia. The most effective way to take this medication is to take it before you go to bed. You can take it with or without food. Because of its strong effect, it's best to take it at least three hours before bedtime. You can also take the medication during the day, but don't exceed the recommended dose for more than two weeks.