Misc: Diphenhydramine HCl mini-capsules, 25 mg. Non-habit forming. No. 1 pharmacist recommended ingredient (Pharmacy Times - 2014 OTC Survey). Unisom SleepMinis can help you get the rest you need. SleepMinis are small (Compared to other leading OTC sleep-aids) and easy to swallow. They contain the No. 1 pharmacist recommended sleep-aid ingredient so you can fall asleep fast, sleep soundly, and wake refreshed. This product contains diphenhydramine HCl. Unisom SleepTabs tablets contain doxylamine succinate. www.Unisom.com.