When you're having trouble getting that sound sleep your body craves, add some Zzzs to your night with ZzzQuil. ZzzQuil works to help you fall asleep fast – in as little as 20 minutes – so you can so you can get sleep when you need it and wake refreshed. This non-habit-forming sleep-aid has what you need for a great night's rest without the stuff you don't – no high fructose corn syrup, alcohol, or artificial dyes. Plus, it helps you get some shut-eye, so you can wake up feeling refreshed and ready to take on your day. This over-the-counter medicine contains a non-habit-forming ingredient, Diphenhydramine HCI, which causes drowsiness by blocking the action of histamine, a chemical that sends waking signals to the brain. Each dose (one 30 mL dose cup) contains 50 mg. ZzzQuil can be used for occasional sleeplessness when you need a little extra help getting to sleep. ZzzQuil is the World's #1 Sleep Aid Brand!† Explore ZzzQuil's range of products to help you fall asleep, including our line of ZzzQuil PURE Zzzs Melatonin products. †Source Euromonitor International Limited; Consumer Health 2022 Edition; Sleep Aids, all channels, retail selling price, Global Brand Name ZzzQuil 2021 data