Aleve® PM Pain Reliever/ Nighttime Sleep Aid. Naproxen sodium, 220 mg (NSAID)/diphenhydramine HCL, 25 mg. Sleep aid plus. 12 hour pain relieving. Strength of aleve. Uses: For relief of occasional sleeplessness when associated with minor aches and pains. Helps you fall asleep and stay asleep. Bayer, the bayer cross and aleve are registered trademarks of bayer. Safety squease is a registered trademark of the procter & gamble company. Used with permission. Questions or Comments 1-800-395-0689 (Mon - Fri 9 AM - 5 PM EST).