Meloset is a drug which is used for treating insomnia through the active ingredient which it contains, melatonin, which is a synthetic version of a hormone which is produced in the brain. Melatonin plays a decisive role in the balance between our sleep and wake cycles. Though humans are genetically programmed to stay awake for 16 hours and sleep for 8, all over the globe there are a lot of people who suffer from insomnia, with the balance between sleep and wake cycles being in favour of staying awake.