Compare to the active ingredient of Vicks ZzzQuil. Say farewell to sleepless nights and catch some Z's with Basic Care Night Time Sleep-Aid Liquid, Mixed Berry Flavor. Basic Care Night Time Sleep-Aid Liquid relieves occasional sleeplessness and helps you fall asleep. This night time sleep medicine contains the active ingredient diphenhydramine HCl 50 mg per 30 mL, the number one doctor recommended sleep-aid active ingredient (of U.S. physicians surveyed by an independent market research firm). Non-habit forming liquid sleep-aid. Dosing cup provided. For adults and children 12 years and over. This product is Gluten free. Contains 10 percent alcohol. Not for treating colds or the flu.