For the relief of: heartburn, acid indigestion, and sour stomach when accompanied with headache or body aches and pains; upset stomach with headache from overindulgence in food or drink; headache, body aches, and pain alone.
Anhydrous citric acid/antacid. Aspirin (NSAID)/analgesic. Sodium bicarbonate/antacid. Fast relief of: acid indigestion; upset stomach; heartburn with headaches; body aches. Each tablet contains: 567 mg sodium. Alka-Seltzer in water contains principally the antacid sodium citrate and the analgesic sodium acetylsalicylate. Take Alka-Seltzer any time - morning, noon, or night - when you need relief from acid indigestion, upset stomach, or heartburn with headache or body aches and pains. Made in Mexico.