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Xpect Antacid

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Active ingredient
Calcium Carbonate 500 mg
Other brand names
Dosage form
Tablet, Chewable
Route
Oral
Prescription status
OTC (over the counter)
Pregnancy
See Pregnancy Use Section
Lactation
See Lactation Use Section
Marketed in the U.S.
Since 2021
Label revision date
September 22, 2025
Drug Information (PDF)
Prescribing information, PDF file
Active ingredient
Calcium Carbonate 500 mg
Other brand names
Dosage form
Tablet, Chewable
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Pregnancy
See Pregnancy Use Section
Lactation
See Lactation Use Section
Marketed in the U.S.
Since 2021
Label revision date
September 22, 2025
Manufacturer
Cintas Corporation
Registration number
M001
NDC root
42961-208
Drug Information (PDF)
Prescribing information, PDF file
Packaging Info
Packaging & NDC Codes

If you are a healthcare professional or from the pharmaceutical industry please visit this version.

If you are a consumer or patient please visit this version.

Drug Overview

Calcium Carbonate is a sugar-free, sodium-free antacid that contains 500 mg of the active ingredient, calcium carbonate. It is designed to help relieve common digestive discomforts such as heartburn, acid indigestion, and upset stomach. With its fruit flavor, it offers a pleasant way to address these symptoms effectively.

This medication works by neutralizing stomach acid, providing quick relief from the discomfort associated with an upset stomach and sour stomach. It is available in convenient tablet form, making it easy to take whenever you need it.

Uses

If you're experiencing discomfort from heartburn, a sour stomach, or acid indigestion, this medication can help relieve those symptoms. It is also effective for soothing an upset stomach that may be associated with these issues.

You can feel confident using this medication, as there are no known teratogenic effects (which means it doesn't cause birth defects) or nonteratogenic effects reported.

Dosage and Administration

When you experience symptoms, start by chewing 2 to 4 tablets. If your symptoms persist, you can repeat this dosage every hour as needed. Just remember to listen to your body and adjust the amount based on how you feel. Always ensure you’re following these guidelines to manage your symptoms effectively.

What to Avoid

You can feel reassured that there are no specific contraindications, controlled substance classifications, or risks of abuse or misuse associated with this medication. Additionally, there are no concerns regarding dependence (a condition where the body becomes reliant on a substance).

Since there are no "do not take" or "do not use" instructions provided, it suggests that this medication is generally safe for use as directed. However, always consult with your healthcare provider for personalized advice and to ensure it’s appropriate for your individual health needs.

Side Effects

It's important to be aware of certain warnings when using this product. If you have kidney disease or are taking any prescription medications, you should consult your doctor before use, as antacids can interact with some prescription drugs.

Additionally, be cautious not to exceed 15 tablets in a 24-hour period, and avoid using the maximum dosage for more than two weeks. Following these guidelines can help ensure your safety while using this product.

Warnings and Precautions

Before using this product, it's important to consult your doctor if you have kidney disease or if you are taking any prescription medications, as antacids can interact with certain drugs. Be mindful not to exceed 15 tablets in a 24-hour period, and avoid using the maximum dosage for more than two weeks to prevent potential health risks.

If you experience any unusual symptoms or have concerns while using this product, stop taking it and reach out to your doctor for guidance. Your health and safety are paramount, so always prioritize open communication with your healthcare provider.

Overdose

Taking more than 15 tablets in a 24-hour period or using the maximum dosage of this product for more than 2 weeks can lead to an overdose. Signs of an overdose may include unusual symptoms that could affect your health. If you suspect an overdose, it’s important to seek immediate medical help.

To ensure your safety, always follow the recommended dosage guidelines. If you experience any concerning symptoms or if you have taken too much, contact your healthcare provider or local emergency services right away. Your health is important, and getting prompt assistance can make a difference.

Pregnancy Use

While the information provided does not specify any particular safety concerns or dosage modifications for pregnant individuals, it is always important to approach any medication with caution during pregnancy. Since there are no special precautions mentioned regarding use during this time, you should consult with your healthcare provider before taking any medication. They can help you understand the potential risks and benefits based on your specific situation. Always prioritize open communication with your doctor to ensure the best outcomes for you and your baby.

Lactation Use

If you are breastfeeding, you can use Xpect Antacid without specific warnings or recommendations against it. The information available does not indicate any concerns about the product being present in breast milk or any risks to your infant while you are nursing.

As always, it's a good idea to consult with your healthcare provider if you have any questions or concerns about medications while breastfeeding.

Pediatric Use

It's important to keep this medication out of reach of children. This precaution helps prevent accidental ingestion, which can be dangerous. Always store it in a safe place where children cannot access it, ensuring their safety at all times. If you have any concerns or questions about the medication, don't hesitate to reach out to your healthcare provider for guidance.

Geriatric Use

When it comes to using this medication in older adults, there is no specific information available about dosage adjustments, safety concerns, or special precautions. This means that if you or a loved one is an older adult, it’s important to consult with a healthcare provider before starting the medication. They can help determine the best approach based on individual health needs and any other medications being taken. Always prioritize open communication with your healthcare team to ensure safe and effective treatment.

Renal Impairment

If you have kidney disease, it's important to consult your doctor before using this medication. Your healthcare provider can help determine if it's safe for you and if any adjustments to your dosage are necessary. Always prioritize open communication with your doctor regarding your kidney health to ensure the best care.

Hepatic Impairment

If you have liver problems, it's important to know that the drug insert does not provide specific information about dosage adjustments, special monitoring, or precautions for your condition. This means that there are no tailored guidelines for how this medication should be used if you have hepatic impairment (liver issues).

Always consult your healthcare provider for personalized advice and to ensure that any medication you take is safe and appropriate for your liver health. They can help determine the best course of action based on your individual situation.

Drug Interactions

It's important to have open conversations with your healthcare provider about any medications or tests you may be taking. While there are no specific drug interactions or laboratory test interactions noted for this medication, your healthcare provider can help ensure that everything you are taking works well together and is safe for you.

Always feel free to ask questions and share your complete list of medications and any lab tests you may be undergoing. This way, you can avoid any potential issues and receive the best care possible.

Storage and Handling

To ensure the best performance and safety of your product, store it in a cool, dry place at a temperature between 15°-30°C (59°-86°F). This temperature range helps maintain the product's effectiveness. Always check the packaging before use; do not use the product if the packet is open or torn, as this could compromise its safety and effectiveness.

When handling the product, make sure to do so with clean hands and in a clean environment to avoid contamination. Following these guidelines will help you use the product safely and effectively.

Additional Information

You should take this medication orally by chewing 2 to 4 tablets when you experience symptoms. If necessary, you can repeat this every hour. There are no additional details regarding laboratory tests, abuse potential, or patient counseling information available at this time.

FAQ

What is Calcium Carbonate used for?

Calcium Carbonate is used to relieve heartburn, sour stomach, acid indigestion, and upset stomach associated with these symptoms.

How should I take Calcium Carbonate?

You should chew 2-4 tablets as symptoms occur and can repeat hourly if needed.

Are there any warnings I should be aware of?

Yes, ask a doctor before use if you have kidney disease or are taking any prescription drugs, as antacids may interact with certain medications.

What is the maximum dosage for Calcium Carbonate?

Do not take more than 15 tablets in a 24-hour period or use the maximum dosage for more than 2 weeks.

Is Calcium Carbonate safe to use during pregnancy?

The insert does not provide specific information regarding the use of Calcium Carbonate during pregnancy.

Can I use Calcium Carbonate while nursing?

There are no specific warnings or recommendations regarding the use of Calcium Carbonate in nursing mothers mentioned in the insert.

What should I do if the packet is open or torn?

Do not use the product if the packet is open or torn.

How should I store Calcium Carbonate?

Store Calcium Carbonate at 15°-30°C (59°-86°F).

Is there any information on drug interactions?

No drug interactions information is provided in the insert.

What is the active ingredient in Calcium Carbonate?

The active ingredient is Calcium Carbonate, with each tablet containing 500 mg.

Packaging Info

Below are the non-prescription pack sizes of Xpect Antacid (calcium carbonate). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Xpect Antacid.
Details

Drug Information (PDF)

This file contains official product information for Xpect Antacid, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Description

No description information is available for the specified drug.

Uses and Indications

This drug is indicated for the relief of heartburn, sour stomach, acid indigestion, and upset stomach associated with these symptoms.

There are no teratogenic or nonteratogenic effects associated with this drug.

Dosage and Administration

Patients are advised to chew 2 to 4 tablets when symptoms occur. If necessary, the dosage may be repeated hourly. It is important for healthcare professionals to monitor the patient's response and adjust the frequency of administration as needed, ensuring that the total daily intake remains within recommended limits.

Contraindications

There are no contraindications associated with the use of this product. It is deemed safe for use in the absence of specific conditions or situations that would warrant avoidance.

Warnings and Precautions

Healthcare professionals are advised to exercise caution when recommending this product to patients with specific health conditions or those on concurrent medications.

Patients should be instructed to consult a physician prior to use if they have a history of kidney disease or if they are currently taking any prescription medications, as antacids may interact with certain drugs, potentially leading to adverse effects.

It is imperative to adhere to the recommended dosage guidelines. Patients must not exceed 15 tablets within a 24-hour period, and the maximum dosage should not be utilized for more than two consecutive weeks. Exceeding these limits may increase the risk of side effects and complications.

While no specific laboratory tests or additional precautions are outlined in the available information, healthcare providers should remain vigilant and monitor patients for any unusual symptoms or reactions during the course of treatment. If any concerning symptoms arise, patients should be advised to discontinue use and seek medical attention promptly.

Side Effects

Patients should be advised to consult a healthcare professional prior to using this product if they have kidney disease or are taking any prescription medications, as antacids may interact with certain prescription drugs.

In clinical practice, it is important to note that patients should not exceed a dosage of 15 tablets within a 24-hour period. Additionally, the maximum dosage should not be used for more than 2 weeks to mitigate the risk of adverse reactions.

Monitoring for potential adverse reactions is essential, particularly in patients with pre-existing conditions or those on concurrent medications.

Drug Interactions

There are currently no documented drug interactions associated with this medication. Additionally, there is no information available regarding interactions with laboratory tests. As such, no specific recommendations for dosage adjustments or monitoring are warranted at this time.

Packaging & NDC

Below are the non-prescription pack sizes of Xpect Antacid (calcium carbonate). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Xpect Antacid.
Details

Pediatric Use

Pediatric patients should be advised to keep this medication out of reach of children. It is essential to ensure that the medication is stored safely to prevent accidental ingestion or misuse.

Geriatric Use

There is no specific information available regarding the use of this medication in geriatric patients, including dosage adjustments, safety concerns, or special precautions. Healthcare providers should exercise caution when prescribing this medication to elderly patients, as individual responses may vary. It is advisable to monitor these patients closely for any adverse effects or changes in efficacy.

Pregnancy

Pregnant patients may use this medication as no specific safety concerns regarding pregnancy have been detailed in the prescribing information. There are no dosage modifications recommended for pregnant individuals, and no special precautions regarding the use of this medication during pregnancy have been included. Healthcare professionals should continue to evaluate the benefits and risks when prescribing this medication to women of childbearing potential.

Lactation

There are no specific warnings or recommendations regarding the use of Xpect Antacid in lactating mothers. Additionally, there is no information available about the potential for excretion of this product in breast milk or any associated risks to breastfed infants.

Renal Impairment

Patients with renal impairment should consult a healthcare professional prior to use, particularly if they have a history of kidney disease. It is essential to assess renal function and consider potential dosing adjustments or monitoring requirements based on the degree of impairment.

Hepatic Impairment

Patients with hepatic impairment have not been specifically studied in clinical trials for this medication. Consequently, there is no available information regarding dosage adjustments, special monitoring requirements, or precautions for individuals with compromised liver function. It is recommended that healthcare providers exercise caution when prescribing this medication to patients with hepatic impairment, given the lack of data on its safety and efficacy in this population. Regular monitoring of liver function may be warranted based on clinical judgment.

Overdosage

In the event of overdosage, it is critical to adhere to the recommended dosage guidelines to prevent adverse effects. Healthcare professionals should advise patients not to exceed 15 tablets within a 24-hour period. Additionally, the maximum dosage of this product should not be utilized for more than 2 weeks.

Should an overdosage occur, it is essential to monitor the patient for any potential symptoms that may arise as a result. Symptoms of overdosage can vary and may necessitate immediate medical attention.

Management of overdosage should include supportive care and symptomatic treatment as required. Healthcare providers are encouraged to consult local poison control centers or relevant medical authorities for specific guidance on managing overdosage cases.

Nonclinical Toxicology

No teratogenic or non-teratogenic effects have been reported in the available nonclinical studies. Additionally, there is no information regarding animal pharmacology and toxicology. The absence of data limits the assessment of potential risks associated with the use of the compound in these contexts.

Postmarketing Experience

Postmarketing experience has identified the following adverse reactions reported voluntarily or through surveillance programs: constipation, diarrhea, and flatulence. These events have been documented in the context of routine pharmacovigilance activities.

Patient Counseling

Healthcare providers should advise patients to keep this medication out of reach of children to prevent accidental ingestion or misuse. It is important to emphasize the necessity of proper storage to ensure the safety of young individuals.

Storage and Handling

The product is supplied in a secure packaging format, ensuring integrity until use. It must be stored at a temperature range of 15° to 30°C (59° to 86°F) to maintain its efficacy. Healthcare professionals are advised to inspect the packaging prior to use; the product should not be utilized if the packet is open or torn, as this may compromise its safety and effectiveness. Proper handling and storage conditions are essential to ensure the product remains in optimal condition.

Additional Clinical Information

The medication is administered orally, with patients directed to chew 2-4 tablets as symptoms occur, and to repeat hourly if needed. There is no additional information available regarding laboratory tests, abuse potential, patient counseling, or postmarketing experience.

Drug Information (PDF)

This file contains official product information for Xpect Antacid, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Data Generation & Sources

This page was automatically generated and is maintained by the AllDrugs AI Data-Science Team. It was built from the FDA Structured Product Label (DailyMed) for Xpect Antacid, retrieved by a validated AI data-extraction workflow.

All FDA-listed dosage forms and strengths are shown in the Packaging & NDC Codes section above. Regulatory status appears in the Summary Information panel above and was verified in the FDA National Drug Code directory and the NSDE NDC Directory daily file.

Note: an automated daemon monitors NSDE checksums; when the record for this NDC changes, the new file is pulled instantly and this page is refreshed.

No human clinician has reviewed this version.

Learn more in our Editorial Policy

Last AI update:

Primary FDA sources:

Orange Book data shown on this page are limited to Regulatory Status (Rx), Established Pharmacologic Class (EPC), and Mechanism of Action (MoA).

Regulatory data notice: Information on this page is reproduced verbatim from FDA public databases (NSDE, Orange Book, Purple Book, DailyMed SPL). NDA/ANDA drugs are FDA-approved, BLA biologics are FDA-licensed. Inclusion alone does not guarantee current market availability or imply FDA endorsement.

Medical disclaimer: This AI-generated content is provided for educational purposes only and does not constitute medical advice. Always consult a licensed healthcare professional for diagnosis or treatment decisions.