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Drug

Calcium Carbonate

Pronounced

"KAL-see-um KAR-buh-nate"

Uses

This medication is used to treat symptoms caused by too much stomach acid such as heartburn, upset stomach, or indigestion. It is an antacid that works by lowering the amount of acid in the stomach.

Check the ingredients on the label even if you have used the product before. The manufacturer may have changed the ingredients. Also, products with similar names may contain different ingredients meant for different purposes. Taking the wrong product could harm you.

Other Uses

This section contains uses of this drug that are not listed in the approved professional labeling for the drug but that may be prescribed by your health care professional. Use this drug for a condition that is listed in this section only if it has been so prescribed by your health care professional.

This drug may also be used for low blood calcium levels in people who do not get enough calcium from their diets.

How to Use This Medication

Take this product by mouth as directed. For the chewable form, chew the medication well before swallowing. For the liquid form, shake the bottle well before each dose. Follow all directions on the product package. Do not take more than the maximum recommended dose stated on the product package. If you have any questions, ask your doctor or pharmacist.

Tell your doctor if your condition lasts or gets worse. Do not take the maximum dose of the medication for more than 2 weeks unless directed by your doctor. If you think you may have a serious medical problem, get medical help right away.

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RxAnswers™ is a copyrighted combined product from TraceGains and First DataBank, Inc.

Drug information is selected from data included with permission and copyrighted by First DataBank, Inc. This is a summary and does not contain all possible information about this product. For complete information about this product or your specific health needs, ask your healthcare professional. Always seek the advice of your healthcare professional if you have any questions about this product or your medical condition. This information is not intended as individual medical advice and does not substitute for the knowledge and judgment of your healthcare professional. This information does not contain any assurances that this product is safe, effective or appropriate for you.

This information is intended only for residents of the United States. Products sold under the same brand names in other countries may contain different ingredients.

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Information expires December 2025.