Nighttime Sleep-Aid Diphenhydramine HCl25 mg Non-Habit Forming #1 Pharmacist Recommended Ingredient* Mini-Capsules Unisom SleepMiniscan help you get the rest you need. SleepMinis are small and easy to swallow. They contain the #1 pharmacist recommendedsleep ingredient so you can fall asleep fast, sleep soundly, and wake refreshed. This product contains Diphenhydramine HCl. Unisom SleepTabs tablets contain Doxylamine Succinate. *Pharmacy Times - 2014 OTC Survey. Compared to other leading OTC sleep-aids.see more...