Symptom checker
Select audience type

Switch between content for healthcare professionals (PRO) and general audience (GEN).

ADD CONDITION

items per page

Regular Strength

Last content change checked dailysee data sync status

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 2020
Label revision date
October 29, 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 2020
Label revision date
October 29, 2025
Manufacturer
SAFEWAY
Registration number
M001
NDC root
21130-501
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

Regular Strength Antacid Tablets are designed to provide fast relief from upset stomach, heartburn, and acid indigestion. The active ingredient, calcium carbonate (500 mg), works by neutralizing stomach acid, helping to alleviate discomfort associated with these symptoms.

These chewable tablets come in a naturally and artificially flavored peppermint option and are gluten-free, making them suitable for a variety of dietary needs. With 150 tablets in each package, they offer a convenient solution for managing occasional digestive issues.

Uses

If you're experiencing discomfort from heartburn, acid indigestion, or a sour stomach, 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 other harmful effects noted.

Dosage and Administration

If you are an adult or a child aged 12 years and older, you can take this medication by chewing 2 to 4 tablets whenever you experience symptoms, or as your doctor recommends. It's important to follow these guidelines closely to ensure safe and effective use.

However, if your symptoms last longer than 2 weeks, you should not continue taking the medication without consulting your doctor. This precaution helps ensure that any underlying issues are properly addressed. Always prioritize your health and seek professional advice when needed.

What to Avoid

There are no specific contraindications, controlled substance classifications, or risks of abuse, misuse, or dependence associated with this medication. This means that, based on the available information, there are no known reasons that would prevent you from using it safely.

However, it's always important to consult with your healthcare provider before starting any new medication to ensure it’s appropriate for your individual health needs. If you have any concerns or questions about this medication, don’t hesitate to reach out to your doctor or pharmacist for guidance.

Side Effects

When using this product, you may experience some side effects. It's important to be aware that taking more than 15 tablets in a 24-hour period can lead to serious issues, and if you are pregnant, you should limit your intake to no more than 10 tablets in the same timeframe. Additionally, using the maximum dosage for more than two weeks should only be done under a doctor's guidance.

Before starting this product, consult with your doctor or pharmacist, especially if you are currently taking any prescription medications, as antacids can interact with them. Always prioritize your health and safety by following these guidelines.

Warnings and Precautions

Before using this product, it's important to consult with your doctor or pharmacist, especially if you are currently taking any prescription medications, as antacids can interact with them. Be mindful of the dosage: do not exceed 15 tablets in a 24-hour period, and if you are pregnant, limit your intake to no more than 10 tablets in 24 hours. Additionally, avoid using the maximum dosage for more than two weeks unless directed by your doctor.

While there are no specific laboratory tests required for safe use, always prioritize your health and safety. If you experience any unusual symptoms or have concerns while using this product, it's best to reach out to your healthcare provider for guidance.

Overdose

It appears that there is no specific information available regarding overdosage for this medication. This means that there are no defined signs, symptoms, or recommended actions in the event of an overdose.

If you suspect that you or someone else may have taken too much of this medication, it is always best to err on the side of caution. You should contact a healthcare professional or poison control center immediately for guidance. They can provide you with the necessary steps to take and help assess the situation. Remember, seeking help promptly is important for safety.

Pregnancy Use

If you are pregnant, it is important to be cautious with medication. You should not take more than 10 tablets in a 24-hour period. Always consult with your healthcare provider before taking any medication to ensure it is safe for you and your baby. Your health and the health of your developing child are the top priority, so make sure to follow these guidelines closely.

Lactation Use

If you are breastfeeding, you can feel reassured that there are no specific warnings or recommendations regarding the use of this product while nursing. Additionally, there is no information available about whether this product is excreted in breast milk or any potential risks to your infant. Always consult with your healthcare provider if you have any concerns or questions about medications while breastfeeding.

Pediatric Use

When it comes to using this medication for children, it's important to note that it is intended for adults and children aged 12 years and older. If your child is within this age range, they can chew 2 to 4 tablets as needed for their symptoms, or follow the guidance of a doctor.

Always remember to keep the medication out of reach of younger children to ensure their safety. If you have any concerns or questions about its use, don't hesitate to consult with a healthcare professional.

Geriatric Use

While there is no specific information available about the use of this medication in older adults, it’s important to approach any new treatment with caution. If you or a loved one is an older adult, it’s always a good idea to discuss any medications with a healthcare provider. They can help determine the best approach, considering any unique health needs or conditions.

Since there are no dosage adjustments or special precautions mentioned for elderly patients, your healthcare provider will guide you on the appropriate use of this medication based on individual health status. Always keep them informed about any other medications being taken or any changes in health, as this can help ensure safe and effective treatment.

Renal Impairment

If you have kidney problems, it's important to know that there are no specific guidelines or dosage adjustments mentioned for your condition in the available information. This means that the usual recommendations for monitoring or safety considerations related to renal impairment (kidney issues) are not provided.

Always consult your healthcare provider for personalized advice and to ensure that any medications you take are safe and appropriate for your kidney health. They can help you understand how your condition may affect your treatment plan.

Hepatic Impairment

If you have liver problems, it's important to know that there are no specific guidelines or dosage adjustments mentioned for your condition in the available information. This means that the standard recommendations apply, but you should always consult your healthcare provider for personalized advice. They can help determine the best approach for your treatment and monitor your liver function as needed.

Make sure to keep your doctor informed about your liver health, as they may want to conduct regular tests to ensure your safety while using any medication. Your well-being is a priority, so don't hesitate to ask questions or express any concerns you may have.

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 receive the best possible care tailored to your needs.

Storage and Handling

To ensure the best performance and safety of your product, store it at room temperature. It's important to keep the container tightly closed to protect its contents. Before using, check that the safety seal (a printed seal under the cap) is intact; do not use the product if this seal is torn or missing, as this could indicate that the product is compromised. Following these guidelines will help you use the product safely and effectively.

Additional Information

You will take this medication orally. There are no additional details available regarding laboratory tests, abuse potential, patient counseling, or postmarketing experiences. If you have any questions or concerns about your treatment, be sure to discuss them with your healthcare provider.

FAQ

What is the active ingredient in Regular Strength Antacid Tablets?

The active ingredient is Calcium Carbonate 500mg, which acts as an antacid.

What symptoms does Regular Strength Antacid Tablets relieve?

These tablets relieve heartburn, acid indigestion, sour stomach, and upset stomach associated with these symptoms.

How should I take Regular Strength Antacid Tablets?

Adults and children 12 years of age and older should chew 2-4 tablets as symptoms occur, or as directed by a doctor.

Are there any warnings I should be aware of?

Yes, do not take more than 15 tablets in 24 hours, and if pregnant, do not take more than 10 tablets in 24 hours. Consult a doctor if you are taking prescription drugs.

Is this product safe to use during pregnancy?

There are no teratogenic effects mentioned, but pregnant individuals should not exceed 10 tablets in 24 hours.

What is the flavor of Regular Strength Antacid Tablets?

The tablets are naturally and artificially flavored peppermint.

How should I store Regular Strength Antacid Tablets?

Store at room temperature, keep the container tightly closed, and do not use if the printed seal under the cap is torn or missing.

Is Regular Strength Antacid Tablets gluten-free?

Yes, this product is gluten-free.

What should I do if my symptoms persist?

Do not take the product for symptoms that persist for more than 2 weeks unless advised by a doctor.

Are there any contraindications for using Regular Strength Antacid Tablets?

No specific contraindications are listed for this product.

Packaging Info

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

Packaging configurations for Regular Strength.
Details

Drug Information (PDF)

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

View product document (PDF)

Description

Calcium Carbonate is presented as an antacid in a dosage form of chewable tablets, each containing 500 mg of the active ingredient. The product is flavored with peppermint, utilizing both natural and artificial flavoring agents. It is packaged in a container containing 150 chewable tablets. The formulation is gluten-free and certified as K Pareve.

Uses and Indications

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

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

Dosage and Administration

Adults and children 12 years of age and older are instructed to chew 2 to 4 tablets as symptoms occur, or as directed by a healthcare professional. It is important to note that this medication should not be taken for symptoms that persist for more than 2 weeks unless advised by a doctor.

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 should advise patients to consult a doctor or pharmacist prior to using this product if they are currently taking any prescription medications, as antacids may interact with certain drugs.

When administering this product, it is critical to adhere to the following dosage guidelines: patients should not exceed 15 tablets within a 24-hour period. For pregnant individuals, the maximum dosage should not exceed 10 tablets in a 24-hour timeframe. Furthermore, the maximum dosage should not be utilized for more than 2 weeks unless directed and monitored by a healthcare provider.

No specific general precautions or laboratory tests are indicated for the safe use of this product. Additionally, there are no emergency medical help instructions or directives to stop taking the product and contact a doctor provided in the current guidelines.

Side Effects

Patients may experience various adverse reactions when using this product. It is important to note that certain warnings should be heeded to minimize risks associated with its use.

Patients are advised to consult a doctor or pharmacist prior to use if they are currently taking any prescription medications, as antacids may interact with specific drugs. When using this product, patients should not exceed a dosage of 15 tablets within a 24-hour period. For pregnant individuals, the maximum dosage should not exceed 10 tablets in a 24-hour period. Furthermore, the maximum dosage should not be utilized for more than 2 weeks unless under the guidance and supervision of a healthcare professional.

These precautions are essential to ensure the safe use of the product and to mitigate potential adverse reactions.

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 Regular Strength (calcium carbonate). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Regular Strength.
Details

Pediatric Use

Pediatric patients aged 12 years and older may chew 2-4 tablets as symptoms occur, or as directed by a healthcare professional. It is important to keep this medication out of reach of children to prevent accidental ingestion.

Geriatric Use

Elderly patients may not have specific information regarding the use of this medication, including dosage adjustments, safety concerns, or special precautions. Therefore, healthcare providers should exercise caution when prescribing this medication to geriatric patients. It is advisable to monitor these patients closely for any adverse effects or changes in therapeutic response, given the lack of targeted data for this population.

Pregnancy

Pregnant patients are advised not to exceed a dosage of 10 tablets within a 24-hour period. This precaution is essential to minimize potential risks to fetal outcomes. Healthcare professionals should counsel women of childbearing potential regarding the importance of adhering to this dosage limit to ensure the safety of both the mother and the developing fetus.

Lactation

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

Renal Impairment

Patients with renal impairment have not been specifically addressed in the available prescribing information. There are no dosage adjustments, special monitoring requirements, or safety considerations outlined for individuals with reduced kidney function. Healthcare professionals should exercise caution and consider the lack of data when prescribing to this patient population.

Hepatic Impairment

Patients with hepatic impairment have not been specifically studied in relation to the use of this medication. Consequently, there are no established dosage adjustments, special monitoring requirements, or precautions outlined 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 prudent in these cases, although specific parameters are not defined in the available information.

Overdosage

In the absence of specific overdosage information, it is essential for healthcare professionals to remain vigilant and consider general principles of management in cases of suspected overdose.

Healthcare providers should monitor patients closely for any signs or symptoms that may arise from an overdose of the medication. Common symptoms may include, but are not limited to, altered mental status, cardiovascular instability, and gastrointestinal disturbances.

In the event of an overdose, it is recommended that healthcare professionals initiate supportive care immediately. This may involve maintaining the patient's airway, breathing, and circulation, as well as providing symptomatic treatment as necessary.

Additionally, contacting a poison control center or a medical toxicologist for guidance on specific management strategies is advisable. It is crucial to gather as much information as possible regarding the substance involved, the amount ingested, and the time of exposure to facilitate appropriate treatment decisions.

Documentation of the incident and ongoing monitoring of the patient’s clinical status are also critical components of effective overdose management.

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

No postmarketing experience details are available in the insert text.

Patient Counseling

Healthcare providers should advise patients to keep the medication out of reach of children to prevent accidental ingestion or misuse. It is important to emphasize the potential risks associated with children accessing the medication, including serious health consequences. Providers should encourage patients to store the medication in a secure location and to be vigilant about monitoring its use.

Storage and Handling

The product is supplied in a container that must be kept tightly closed to maintain its integrity. It should be stored at room temperature to ensure optimal stability and efficacy. Users are advised to inspect the safety seal; the product should not be used if the printed seal under the cap is torn or missing.

Additional Clinical Information

The medication is administered orally. There are no additional details available regarding laboratory tests, abuse information, patient counseling, or postmarketing experience.

Drug Information (PDF)

This file contains official product information for Regular Strength, 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 Regular Strength, 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.