Other Information: Sodium content: 60 mg/tablet. Store at room temperature. Contents Sealed: Each round pink Nauzene chewable tablet bears the identifying mark Alva and is sealed in a clear plastic blister with a foil backing. Do not use if seal appears broken or if product contents do not match product description. Slight red speckling may occur over time. Note: Nauzene is not intended as a substitute for a balanced nutritional diet or as an electrolyte replenishment. You may report serious side effects to the phone number provided under Questions? below. No gluten ingredients. Doctor recommended. No aspirin. 4 minute formula (in laboratory tests, Nauzene reaches 99% of its acid neutralizing ability within 4 minutes) prompt relief. Aspirin free. Salicylate-free. With electrolyte S-10 (Electrolyte S-10 is Alva-Amco's trade name for sodium citrate dihydrate). nauzene.com. Questions? 1-800-792-2582. Recyclable.