Other Information: Each caplet contains: sodium 21 mg. Store at 68-77 degrees F (20-25 degrees C). Avoid high humidity and excessive heat above 104 degrees F (40 degrees C). Misc: Naproxen sodium tablets - 220 mg. Pain reliever/fever reducer (NSAID). Strength to last 12 hours. Caplets (capsule-shaped tablets). Quality guaranteed. Compare to Aleve Caplets active ingredient (This product is not manufactured or distributed by Bayer HealthCare LLC, distributor of Aleve Caplets). Our Promise: Quality & satisfaction guaranteed or your money back. Questions or comments? 1-888-723-3929. Keep carton for reference. www.betterlivingbrandsLLC.com.