Alka-Seltzer Heartburn Relief Extra Strength Effervescent Tablets, 72 ct.

Item # 990323261
Current price is $10.98
$0.15/ea
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Smart summary

Generated by AI
  • Rapid Action: Provides fast heartburn and upset stomach relief, starting to neutralize excess stomach acid in seconds. Two effervescent tablets, when dissolved in water, are designed to neutralize 99% of excess acid.
  • Comprehensive Relief: Delivers 4-in-1 symptom relief, effectively addressing heartburn, sour stomach, acid indigestion, and general upset stomach symptoms.
  • Active Ingredients: Each effervescent tablet contains 1000mg of Anhydrous Citric Acid and 1976mg of Sodium Bicarbonate, contributing to its fast-acting properties.
  • Convenient Packaging: Available in a 72-count box, these effervescent tablets are designed to be convenient and portable, ensuring relief is always within reach.
  • Usage Instructions: For adults and children over 12, dissolve two tablets fully in 4 ounces of water before taking, every 4 hours as needed, not exceeding 8 tablets in 24 hours (4 for adults 60+).
  • Eligibility Status: The product is eligible for Flexible Spending Accounts (FSA) and Health Savings Accounts (HSA).

Airborne Vitamin C Immune Support Effervescent Tablets, 36 ct. $17.48 $0.49/ea

Airborne Vitamin C Immune Support Effervescent Tablets, 36 ct.
current price $17.48
$0.49/ea

Airborne Vitamin C Immune Support Effervescent Tablets, 36 ct.

4.6526 out of 5 Stars. 235 reviews
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Alka-Seltzer Heartburn Relief Extra Strength Effervescent Tablets, 72 ct.
Alka-Seltzer Heartburn Relief Extra Strength Effervescent Tablets, 72 ct.
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About this item

Product details

From the trusted heartburn relief brand for over 90 years, Alka-Seltzer Heartburn Relief Extra Strength Effervescent Tablets provide heartburn relief, upset stomach relief and start neutralizing excess stomach acid in seconds.   

With 4 in 1 symptom relief, you can say hello to your favorite meals, and goodbye to unpleasant symptoms. These Extra Strength antacid tablets relieve heartburn, sour stomach, acid indigestion, and upset stomach symptoms fast. All it takes is 2 antacid tablets in water to experience the magic of Alka-Seltzer and get fast relief that neutralizes 99% of excess acid.   

With a dose per sachet, Alka-Seltzer Heartburn Relief Extra Strength tablets are convenient and portable so relief is always within reach, from the pantry, to the glove compartment, to your pocket. Each tablet contains the active ingredients Anhydrous citric acid and Sodium bicarbonate.   

To use, fully dissolve tablets in 4 ounces of water before taking. Adults and children over 12 years old can take 2 tablets every 4 hours as needed, or as directed by a doctor. Do not exceed 8 tablets in 24 hours. Adults 60+ do not exceed 4 tablets in 24 hours

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Specifications

  • Use Instructions: Fully dissolve 2 tablets in 4 ouncers of water before taking
  • Pack Size: 1 Pack contains 36-2 Count Pouches
  • Shelf Life: N/A
  • FSA/HSA Eligible?: Yes
  • Allergen + Warnings information: Do not use if you have ever had an allergic reation to this product or any of its ingredients
  • Full Ingredient list: Anydirous Citric Acid and Sodium Bicarbonate

Member ratings & reviews

4.5 out of 5 stars
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312 ratings71 reviews
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Showing 1-3 of 71 reviews

Jun 19, 2026
Mia
5 out of 5 stars review

Verified Purchase

Fast Relief

Works better than antacid tablets for me for acid reflux.

Helpful?7AKWQ0QQ2X1K13575566612
Mar 2, 2026
Joe
5 out of 5 stars review

Verified Purchase

Works great

Dissolves fast and work quickly

Helpful?7AKWQ0QQ2X1K13575566612
Nov 11, 2024
Susan
2 out of 5 stars review

Verified Purchase

Susan

Why do these companies feel the need to “Improve” on products that have been around for decades? Alkaseltzer is my “go to” for upset stomach. With this purchase I noticed they have added something, in an attempt to improve the taste. NOT. Please leave well enough Alone!

Helpful?7AKWQ0QQ2X1K13575566612