ZzzQuil Nighttime Sleep-Aid 72ct LiquiCaps

ZzzQuil is a non-habit forming sleep aid that helps you get the sound sleep you need by providing relief of occasional sleeplessness. The active ingredient in ZzzQuil that helps you sleep is Diphenhydramine HCl, which is an antihistamine. The active ingredient in ZzzQuil is Diphenhydramine HCl, an antihistamine that is a nighttime sleep-aid. Do not take ZzzQuil if you are taking any other product containing diphenhydramine, even one used on skin.