Other Information: Each powder contains: potassium 55 mg. Store below 77 degrees F (25 degrees C). Misc: Pain reliever/nighttime sleep-aid. Acetaminophen. Diphenhydramine Citrate. For pain with sleeplessness. Fast pain relief. www.goodyspowder.com. Questions or comments? 1-866-255-5197 (English/Spanish) weekdays.