If you're prone to heartburn and gas discomfort, have Alka-Seltzer Heartburn+Gas ReliefChews on hand. These portable chews are tasty (not chalky or gritty) and provide fast relief of heartburn, bloating, pressure, or that stuffed feeling commonly referred to as gas.

In Each Chewable Tablet: Other Information: Each Chewable Tablet Contains: Calcium 300 mg, sodium 1 mg.

If you're prone to heartburn and gas discomfort, have Alka-Seltzer Heartburn+Gas ReliefChews on hand. Portable chews are tasty (not chalky or gritty).

for the temporary 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.

Serious side effects Signs of high calcium levels like weakness, confusion, feeling tired, headache, upset stomach and throwing up, constipation, or bone pain.

What are the active ingredients in Alka-Seltzer effervescent products? All effervescent products contain anhydrous citric acid (antacid) and sodium bicarbonate (antacid). Alka-Seltzer Original, Extra Strength and Lemon-Lime also contain aspirin (analgesic). Alka-Seltzer Gold contains potassium bicarbonate (antacid).

adults and children 12 years and over: chew and swallow 1-2 chewable tablets every 2 to 4 hours as symptoms occur, or as directed by a doctor - children under 12 years: consult a doctor - do not take ...

All effervescent products contain anhydrous citric acid (antacid) and sodium bicarbonate (antacid). Alka-Seltzer Original, Extra Strength and Lemon-Lime also contain aspirin (analgesic). Alka-Seltzer Gold contains potassium bicarbonate (antacid). Learn more about our products here.

Many people who use these products are not aware that they contain aspirin, but they do. Actually, Alka Seltzer Original contains 324mg of aspirin, which is the equivalent of a full-dose aspirin tablet. Taking this on a regular basis can lead to stomach ulcers and bleeding.

Despite its usefulness with some such conditions or symptoms, Alka-Seltzer is not for everyone. Though rare, the antacid can cause a severe allergic reaction in some users. Individuals who experience hives, wheezing or face swelling after taking Alka-Seltzer should seek the care of a physician right away.

Official answer. The recommended adult dose of Alka Seltzer Original is 2 tablets every 4 hours as needed, or as directed by a doctor - Do not exceed 8 tablets in 24 hours.