Extra strength Alka-Seltzer has 175 milligrams more aspirin than regular Alka-Seltzer and 69 more milligrams of sodium bicarbonate than regular Alka-Seltzer
Each effervescent tablet has 1,000 milligrams anhydrous citric acid; 500 milligrams aspirin; and 1,985 milligrams of sodium bicarbonate
Get fast relief of heartburn, upset stomach, acid indigestion with headache and body aches
Contains an analgesic for pain accompanied by heartburn and acid indigestion