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 M