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Antacid Extra Strength

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Active ingredient
Calcium Carbonate 750 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 2017
Label revision date
November 25, 2025
Drug Information (PDF)
Prescribing information, PDF file
Active ingredient
Calcium Carbonate 750 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 2017
Label revision date
November 25, 2025
Manufacturer
WALGREEN CO.
Registration number
M001
NDC root
0363-3390
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

Walgreens Antacid Tablets are chewable tablets that contain 750 mg of calcium carbonate, which is an active ingredient known for its ability to relieve various stomach discomforts. These extra-strength tablets are designed to help alleviate heartburn, sour stomach, acid indigestion, and upset stomach associated with these symptoms. They come in tropical fruit flavors and are gluten-free, making them a convenient option for those seeking relief from digestive issues.

If you're experiencing discomfort from excess stomach acid, these antacid tablets may provide the relief you need. They are pharmacist-recommended and come with a satisfaction guarantee, ensuring you can trust their effectiveness.

Uses

If you're experiencing discomfort from heartburn, sour stomach, or acid indigestion, this medication can help relieve those symptoms. It’s 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

If you are an adult or a child aged 12 years and older, you should chew 2 to 4 tablets completely whenever you experience symptoms, or follow your doctor's instructions. It's important not to swallow the tablets whole, as they need to be chewed to work effectively.

Be mindful that if your symptoms last longer than 2 weeks, you should consult with a doctor before continuing to take the medication. This ensures that you receive the appropriate care and guidance for your health.

What to Avoid

You can feel reassured that there are no specific contraindications, controlled substance classifications, or concerns regarding abuse, misuse, or dependence associated with this medication. This means that, based on the available information, there are no particular situations or conditions under which you should avoid using it. Always consult with your healthcare provider for personalized advice and to ensure that this medication is appropriate for your individual health needs.

Side Effects

When using this product, you may experience some side effects. It's important to be aware that taking more than 10 tablets in a 24-hour period can lead to serious issues. If you are pregnant, limit your intake to no more than 6 tablets in 24 hours. Additionally, avoid using the maximum dosage for more than 2 weeks unless directed by a doctor.

Before starting this product, consult with your doctor or pharmacist, especially if you are currently taking any prescription medications, as antacids can interact with certain drugs. 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 10 tablets in a 24-hour period, and if you are pregnant, limit your intake to no more than 6 tablets in 24 hours. Additionally, avoid using the maximum dosage for more than 2 weeks unless directed by your doctor.

If you experience any unusual symptoms or have concerns while using this product, stop taking it and reach out to your doctor for guidance. Always prioritize your health and safety by following these recommendations.

Overdose

It appears that there is no specific information available regarding overdosage for this medication. However, it's always important to be aware of the signs of an overdose, which can include symptoms like extreme drowsiness, confusion, or difficulty breathing. If you suspect an overdose, it’s crucial to seek immediate medical help.

In case of an emergency, call your local emergency number or go to the nearest hospital. Always keep medications out of reach of children and follow the prescribed dosage to prevent any potential risks. If you have any concerns or questions about your medication, don’t hesitate to reach out to your healthcare provider for guidance.

Pregnancy Use

If you are pregnant, it is important to be cautious with medication. You should not take more than 6 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 baby 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, the information available does not indicate any concerns about the product being present in breast milk or any associated risks for your infant. Always consult with your healthcare provider if you have any questions or concerns 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 should chew 2 to 4 tablets completely as symptoms arise, or follow your doctor's instructions.

Always remember to keep this medication out of reach of younger children to ensure their safety. If you have any concerns or questions about its use, consult your healthcare provider for guidance.

Geriatric Use

While there is no specific information about how this medication should be used by older adults, it’s important to approach any new treatment with caution. Since older adults may have different health needs and may be taking multiple medications, it’s always a good idea to consult with a healthcare provider before starting any new medication. They can help ensure that the treatment is safe and appropriate for your individual health situation.

If you or a loved one is an older adult, be sure to discuss any concerns or questions with your doctor, especially regarding potential interactions with other medications or existing health conditions.

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.

It's always best to discuss your individual situation with your healthcare provider, who can offer personalized advice and ensure that any medications you take are safe and effective for you.

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 for the medication do not change based on liver impairment. However, it’s always best to discuss your individual situation with your healthcare provider, as they can offer personalized advice and monitor your health closely.

Make sure to keep your doctor informed about your liver condition, as they may want to conduct regular check-ups or tests to ensure your safety while using this medication.

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 share your complete list of medications and any recent lab tests to avoid any potential issues. Your health and safety should always come first.

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 should take this medication orally and be mindful of a few important guidelines. Before using it, consult with your doctor or pharmacist if you are currently taking any prescription drugs, as antacids can interact with some medications. It's important not to exceed 10 tablets in a 24-hour period, and if you are pregnant, limit your intake to no more than 6 tablets in that same timeframe.

Additionally, avoid using the maximum dosage for more than 2 weeks unless your doctor advises you to do so, and do not take this medication for symptoms that last longer than 2 weeks without consulting a healthcare professional.

FAQ

What is Walgreens Antacid Tablets used for?

Walgreens Antacid Tablets are used to relieve heartburn, sour stomach, acid indigestion, and upset stomach associated with these symptoms.

How should I take Walgreens Antacid Tablets?

Adults and children 12 years of age and older should chew 2-4 tablets completely as symptoms occur, or as directed by a doctor. Do not swallow the tablets whole.

Are there any warnings I should be aware of?

Yes, ask a doctor or pharmacist before use if you are taking a prescription drug, as antacids may interact with certain medications. Do not take more than 10 tablets in 24 hours.

What should I do if I am pregnant?

If you are pregnant, do not take more than 6 tablets in 24 hours and consult your doctor for advice.

Is there a satisfaction guarantee for this product?

Yes, Walgreens offers a 100% satisfaction guarantee for their Antacid Tablets.

How should I store Walgreens Antacid Tablets?

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

Are there any contraindications for using this product?

No specific contraindications are listed for Walgreens Antacid Tablets.

Can I use Walgreens Antacid Tablets for more than 2 weeks?

You should not use the maximum dosage for more than 2 weeks unless advised by a doctor.

Packaging Info

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

Packaging configurations for Antacid Extra Strength.
Details

Drug Information (PDF)

This file contains official product information for Antacid Extra Strength, 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

Adults and children 12 years of age and older are instructed to chew 2 to 4 tablets completely as symptoms occur, or as directed by a healthcare professional. It is essential that the tablets are not swallowed whole.

Patients should refrain from using this medication for symptoms that persist for more than 2 weeks unless advised by a healthcare provider.

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 10 tablets within a 24-hour period. For pregnant individuals, the maximum dosage should not exceed 6 tablets in a 24-hour period. Furthermore, the maximum dosage should not be utilized for more than 2 weeks unless directed and monitored by a healthcare provider.

These precautions are essential to ensure the safe and effective use of the product, minimizing the risk of adverse effects and potential drug interactions.

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 10 tablets within a 24-hour period. For pregnant individuals, the maximum recommended dosage is limited to 6 tablets in a 24-hour timeframe. 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 Antacid Extra Strength (antacid). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Antacid Extra Strength.
Details

Pediatric Use

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

Geriatric Use

There is no specific information 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. Monitoring for potential adverse effects and therapeutic efficacy is recommended in this population.

Pregnancy

Pregnant patients should not exceed a dosage of 6 tablets within a 24-hour period. This limitation is crucial to minimize potential risks to fetal outcomes. Healthcare professionals are advised to counsel women of childbearing potential regarding the importance of adhering to this dosage recommendation during pregnancy 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 by lactating mothers. Additionally, there is no information available concerning the potential for excretion in breast milk or any associated risks to breastfed infants.

Renal Impairment

There is no specific information available regarding dosage adjustments, special monitoring, or safety considerations for patients with renal impairment. Healthcare professionals should exercise caution when prescribing to patients with reduced kidney function, as the absence of detailed guidance necessitates careful clinical judgment. Regular monitoring of renal function may be advisable in 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 regarding the potential for overdose with this medication. In cases where an overdose is suspected, immediate medical attention should be sought.

Healthcare providers are advised to monitor patients closely for any signs or symptoms that may indicate an overdose. These may include, but are not limited to, altered mental status, cardiovascular instability, or gastrointestinal disturbances.

Management of an overdose should be guided by the clinical presentation of the patient. Supportive care is paramount, and symptomatic treatment should be initiated as necessary. It is recommended that healthcare professionals consult local poison control centers or relevant toxicology resources for guidance on specific management protocols.

In summary, while no specific overdosage information is available, healthcare professionals should exercise caution and be prepared to respond to potential overdose situations with appropriate medical interventions.

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 in these areas limits the understanding of the compound's potential effects in nonclinical settings.

Postmarketing Experience

No postmarketing experience details are provided in the insert.

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 for patients to understand the potential risks associated with improper access to the medication by young children.

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 conditions. Users are advised to check the safety seal; the product should not be used if the printed seal under the cap is torn or missing.

Additional Clinical Information

The product is administered orally. Clinicians should counsel patients to consult a doctor or pharmacist prior to use if they are currently taking any prescription medications, as antacids may interact with certain drugs. Patients are advised not to exceed 10 tablets within a 24-hour period, and if pregnant, to limit intake to no more than 6 tablets in 24 hours. The maximum dosage should not be used for more than 2 weeks unless under medical supervision, and patients should refrain from using the product for symptoms that persist beyond 2 weeks without consulting a doctor.

Drug Information (PDF)

This file contains official product information for Antacid Extra 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 Antacid Extra 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.