Over-the-counterLower-cost generic available

Alka-Seltzer Heartburn

(Citric Acid / Sodium Bicarbonate)

  • Effervescent tablet
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Relieves heartburn and indigestion.

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Over-the-counterLower-cost generic available

Our pharmacists’ bottom line

Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate) works fast to help your stomach feel better, but it doesn’t work very long.

  • Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate) is effective at settling your stomach in just a few minutes.
  • Available over the counter without a prescription.
  • It doesn't cost as much as other drugs used to treat heartburn.
  • Only lasts about 10 minutes, so it's not the best option if you get heartburn or indigestion throughout the day.
  • Doesn’t prevent heartburn or indigestion.
  • Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate) contains sodium, so it’s not the best choice if you have problems with too much fluid in your body or high blood pressure.
  • Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate) makes your stomach less acidic, but some medicines need an acidic environment to work well. You may need to take this at different times of the day from your other medications.

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Side effects for Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate)

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These are side effects of Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate) reported to the FDA by people taking it, and by doctors and pharmacists.

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What to expect when you take Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate)

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Tips from our pharmacists
  • Dissolve 2 tablets in 4 ounces of water. Drink when fully dissolved.
  • Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate) contains sodium. If you're following a low-salt diet, a different medication would be better for you.
  • If you’re using Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate) a lot, talk to your doctor about other options for your heartburn and make sure nothing more serious is going on.
  • Try not to eat right before bedtime to help your heartburn.
  • Make sure the other medicines you’re taking don’t interact with Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate).

Risks and Warnings for Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate)

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  • There are many different over the counter medications with the brand name Alka-Seltzer. Each one may contain different active ingredients. Be sure to read the labels carefully to understand what kind of medicine you have and what the correct dose should be.

Means that some groups have a high risk of experiencing this side effect

Tips from pharmacists and people taking Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate)

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The FDA category for this medication is C. It is advised that you: Weigh risks vs. benefits
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Kidneys & liver
  • Risks from our pharmacists
  • Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate) contains sodium. If you have kidney disease, it’s harder for your body to get rid of sodium, so taking Alka-Seltzer Heartburn (Citric Acid / Sodium Bicarbonate) could lead to toxic levels of sodium in your blood. You should talk to your doctor about other options for treating heartburn.