Instant Savings

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

|315 ratings
Item # 990323261
Current price is Now $7.98
was $10.98
$0.11/ea
$3 off
Limit 7.Ends Sep 20
Prices may vary in club and online
How do you want your item?

Shipping

Free for Plus on eligible orders over $50
Columbus, 43215
Return or replace anytime.
Sam's credit card
Get a $30 statement credit¹ when you open an account 9/1-9/30/26 + learn how to earn 10% back on fuel for a limited time‡ See details

Highlights

Product is FSA & HSA eligible.

Shop more FSA & HSA eligible products HERE

  • One 72 count box of effervescent tablets
  • Provide heartburn relief, upset stomach relief and start neutralizing stomach acid in seconds
  • Each tablet contains 1000mg of the active ingredient, Anhydrous Citric Acid; and 1976mg of the active ingredient Sodium Bicarbonate
  • Two antacid tablets in water provide fast relief that neutralizes 99% of excess acid
We also recommend

Nervive Nerve Relief Tablets, 60 ct. $35.98 $0.60/ea

Nervive Nerve Relief Tablets, 60 ct.
current price $35.98
$0.60/ea

Nervive Nerve Relief Tablets, 60 ct.

Sponsored
alka-seltzer heartburn relief extra strength effervescent tablets, 72 ct. front three-quarter view of blue retail box with open display flap revealing individual effervescent sachets, prominent red "Extra Strength" band, label noting upset stomach relief and "72 effervescent tablets (36-2 count pouches)".
Alka-Seltzer Heartburn Relief Extra Strength Effervescent Tablets, 72 ct.
Hero image 0 of Alka-Seltzer Heartburn Relief Extra Strength Effervescent Tablets, 72 ct., 0 of 7

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

info:
If the item details above aren't accurate or complete, we want to know about it. 

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
stars
315 ratings72 reviews
Write a review
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-3 of 72 reviews

Jun 19, 2026
Reviewer name: Mia
5 out of 5 stars
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
Reviewer name: Joe
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Works great

Dissolves fast and work quickly

Helpful?7AKWQ0QQ2X1K13575566612
Nov 11, 2024
Reviewer name: Susan
2 out of 5 stars
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