Symptom checker
Select audience type

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

ADD CONDITION

items per page

Antacid Ultra Strength

Last content change checked dailysee data sync status

Active ingredient
Calcium Carbonate 1000 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 1000 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
0363-2103
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 calcium carbonate (1000 mg) and are designed to provide relief from common digestive discomforts. These ultra-strength tablets can help alleviate heartburn, sour stomach, acid indigestion, and upset stomach associated with these symptoms. Available in assorted fruit flavors, they are also gluten-free, making them a suitable option for many individuals seeking quick relief from these issues.

If you're experiencing occasional digestive discomfort, Walgreens Antacid Tablets may be a helpful solution to ease your symptoms and improve your comfort.

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 comes along 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) associated with it. This makes it a safer option for those who may be concerned about such risks.

Dosage and Administration

When you need relief from certain symptoms, adults and children aged 12 and older can chew 2 to 3 tablets completely as the symptoms occur. It's important not to swallow the tablets whole, as they need to be chewed to work effectively.

If your symptoms last longer than 2 weeks, you should consult with a doctor before continuing to take the medication. Always follow your doctor's advice for the best results.

What to Avoid

You can feel confident using this medication, as there are no specific contraindications (conditions that would make the drug unsafe for you) or controlled substance classifications associated with it. Additionally, there are no noted risks of abuse, misuse, or dependence (a condition where your body becomes reliant on a substance).

Since there are no specific "do not take" or "do not use" instructions, you can proceed with your treatment as directed by your healthcare provider. Always remember to discuss any concerns or questions with them to ensure the best outcomes for your health.

Side Effects

You may experience some side effects when using this product. It's important to be aware that taking more than 7 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 5 tablets in the same timeframe. Additionally, using the maximum dosage for more than 2 weeks should only be done under the guidance of a doctor.

Before using 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 7 tablets in a 24-hour period, and if you are pregnant, limit your intake to no more than 5 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 closely.

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 potential risks associated with taking any medication. If you suspect that you or someone else may have taken too much of a medication, look for signs such as unusual drowsiness, confusion, or difficulty breathing.

In the event of an overdose, it is crucial to seek immediate medical help. You can do this by calling your local emergency number or going to the nearest hospital. Always keep medications out of reach of children and follow the prescribed dosage to minimize the risk of an overdose. 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 your medication. You should not take more than 5 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 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 follow specific guidelines. For kids aged 12 years and older, you can give them 2 to 3 tablets to chew completely when they experience symptoms, or as directed by a doctor. Always ensure that the medication is kept out of reach of younger children to prevent any accidental ingestion.

If your child is under 12 years old, consult with a healthcare professional before giving them this medication, as it may not be suitable for younger children. Always prioritize safety and follow the recommended dosages.

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 considering this medication, it’s important to consult with a healthcare provider. 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 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 the information provided does not include specific guidelines for dosage adjustments, special monitoring, or precautions related to your condition. This means that there are no tailored recommendations for how the medication may affect you differently due to your liver health.

Always consult your healthcare provider for personalized advice and to ensure that any treatment plan is safe and effective for your specific situation. They can help determine the best approach based on your liver function and overall health.

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 your overall treatment plan is safe and effective. Always share your complete list of medications and any health conditions you have, as this information is crucial for your safety and well-being.

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 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 over should chew 2-3 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, do not take more than 7 tablets in 24 hours, and if pregnant, do not take more than 5 tablets in 24 hours. Consult a doctor if you are taking prescription drugs, as antacids may interact with them.

Can I use Walgreens Antacid Tablets if I am pregnant?

If you are pregnant, do not take more than 5 tablets in 24 hours and consult your doctor for advice.

Is Walgreens Antacid Tablets gluten-free?

Yes, Walgreens Antacid Tablets are gluten-free.

What should I do if my symptoms persist?

Do not use Walgreens Antacid Tablets for symptoms that persist for more than 2 weeks unless advised by a doctor.

How should I store Walgreens Antacid Tablets?

Store Walgreens Antacid 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 side effects associated with Walgreens Antacid Tablets?

No specific side effects are mentioned, but consult a doctor if you experience any unusual symptoms.

Packaging Info

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

Packaging configurations for Antacid Ultra Strength.
Details

Drug Information (PDF)

This file contains official product information for Antacid Ultra 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 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 aged 12 years and older are instructed to chew 2 to 3 tablets completely as symptoms occur, or as directed by a healthcare professional. It is imperative 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 crucial to adhere to the following dosage guidelines: patients should not exceed 7 tablets within a 24-hour period. For pregnant individuals, the maximum dosage should not exceed 5 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 provider.

There are no additional general precautions or laboratory tests specified in the available information. It is essential for healthcare professionals to remain vigilant and monitor patients for any adverse effects or interactions, particularly in those taking concurrent medications.

Side Effects

Patients should be aware of potential adverse reactions associated with the use of this product. It is important to consult a healthcare professional before use, especially if currently taking prescription medications, as antacids may interact with certain drugs.

In clinical practice, patients are advised not to exceed a dosage of 7 tablets within a 24-hour period. For pregnant individuals, the maximum recommended dosage is limited to 5 tablets in 24 hours. Furthermore, the maximum dosage should not be utilized for more than 2 weeks unless under the guidance and supervision of a healthcare provider.

These precautions are essential to minimize the risk of adverse effects and ensure safe usage of the product.

Drug Interactions

There are currently no documented drug interactions associated with this medication. Additionally, there are no known 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 Ultra Strength (antacid). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Antacid Ultra Strength.
Details

Pediatric Use

Pediatric patients aged 12 years and older may use the medication as directed for adults. The recommended dosage is to chew 2-3 tablets completely as symptoms occur, or as directed by a healthcare professional.

It is important to keep the medication out of reach of children to ensure safety.

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, given the lack of targeted data for this population.

Pregnancy

Pregnant patients should be advised not to exceed a dosage of 5 tablets within a 24-hour period. This precaution is essential to minimize potential risks to fetal outcomes. Healthcare professionals should carefully evaluate the benefits and risks of treatment in pregnant patients, considering the limited data available regarding the safety of this medication during pregnancy. It is recommended that women of childbearing potential discuss their treatment options with their healthcare provider to ensure appropriate management during pregnancy.

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

There is no specific information 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 these patients to ensure safety and efficacy.

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 prepared for potential scenarios involving overdose.

Healthcare providers should be aware that the clinical presentation of an overdose may vary depending on the substance involved and the individual patient's response. Symptoms of overdose can range from mild to severe and may include altered mental status, cardiovascular instability, respiratory distress, and gastrointestinal disturbances.

In the event of suspected overdosage, immediate medical evaluation is recommended. Healthcare professionals should assess the patient's vital signs and conduct a thorough clinical examination. Supportive care should be initiated as necessary, which may include airway management, intravenous fluids, and monitoring of vital parameters.

If specific antidotes or treatments are available for the substance involved, they should be administered according to established protocols. Consultation with a poison control center or toxicology expert may also be warranted to guide management decisions.

It is crucial for healthcare professionals to document all findings and interventions thoroughly, ensuring that any follow-up care is appropriately coordinated.

Nonclinical Toxicology

No information is available regarding teratogenic or non-teratogenic effects. Additionally, there is no data provided concerning nonclinical toxicology, animal pharmacology, or toxicology.

Postmarketing Experience

No postmarketing experience details are available in the insert.

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 necessity of proper storage to ensure the safety of 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. Additionally, the product features a safety seal; it is imperative not to use the product if the printed seal under the cap is torn or missing, as this may indicate a compromise in safety or efficacy.

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 Antacid Ultra 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 Ultra 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.