Zopiclone starts to work quickly, taking about an hour to work. Zopiclone works by enhancing the activity of the neurotransmitter GABA at its receptor sites, which helps relax the brain and nervous system, promoting sleep and reducing anxiety. Zopiclone is commonly prescribed in 7.5 mg tablets taken just before bedtime. It helps you fallasleep more quickly, and also helps stop you waking up during the night. It works by affecting a calming chemical in your brain called gamma-aminobutyric acid (GABA). Jul 18, 2023 · Zopiclone belongs to a class of medicines commonly called Z drugs. It works by acting on the way messages are sent in your brain, which help you to sleep. It reduces the time it takes for you to fallasleep and increases the length of time you spend sleeping. Jun 9, 2024 · Taking zopiclone right up to labour can increase the chance of your baby having withdrawal symptoms at birth. Do not breastfeed while taking zopiclone. Zopiclone passes into breast milk in small amounts. If you must take zopiclone, talk to your GP or midwife about your options for feeding your baby. Zopiclone takes around 1 hour to work. Nov 25, 2025 · Zopiclone is a nonbenzodiazepine hypnotic. It has hypnotic and anxiolytic properties.