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Amazon

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Active ingredient
Calcium Carbonate 1000 mg
Other brand names
Drug classes
Blood Coagulation Factor, Phosphate Binder
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 2026
Label revision date
March 12, 2026
Drug Information (PDF)
Prescribing information, PDF file
Active ingredient
Calcium Carbonate 1000 mg
Other brand names
Drug classes
Blood Coagulation Factor, Phosphate Binder
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 2026
Label revision date
March 12, 2026
Manufacturer
AMAZON. COM SERVICES LLC
Registration number
M001
NDC root
72288-106
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

ULTRA STRENGTH Antacid Tablets are chewable tablets that contain 1000 mg of calcium carbonate, a substance that helps neutralize stomach acid. These tablets are designed to provide fast relief from upset stomach, heartburn, acid indigestion, and sour stomach, making them a helpful option for those experiencing these common digestive issues.

Available in a tropical fruit flavor, these gluten-free tablets come in a convenient pack of 160, allowing you to manage your symptoms effectively whenever they arise.

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 reported teratogenic effects (which means it doesn't cause birth defects) or nonteratogenic effects. This makes it a safe option for managing your digestive discomfort.

Dosage and Administration

If you are an adult or a child aged 12 years and older, you should chew 2 to 3 tablets when 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 known restrictions or risks that would prevent you from using it safely. Always consult with your healthcare provider if you have any questions or concerns about your treatment.

Side Effects

When using this product, it's important to be aware of potential side effects and interactions. You should consult with a doctor or pharmacist if you are currently taking any prescription medications, as antacids can interact with them. Common side effects may include discomfort or changes in digestion.

To ensure your safety, 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 the same timeframe. Additionally, avoid using the maximum dosage for more than 2 weeks unless directed by a healthcare professional.

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, it's best to stop taking it and reach out to your healthcare provider for guidance. Always prioritize your health and safety by following these recommendations.

Overdose

If you suspect an overdose, it's important to act quickly. Signs of an overdose can vary, but they may include unusual drowsiness, confusion, or difficulty breathing. If you notice any of these symptoms, seek immediate medical help.

In the event of an overdose, contact your local emergency services or go to the nearest hospital. It's crucial to provide healthcare professionals with as much information as possible about the substance taken and the amount. Remember, your safety is the top priority, so don’t hesitate to get help.

Pregnancy Use

If you are pregnant, it is important to be cautious with 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 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 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 3 tablets as symptoms arise or follow your doctor's instructions. Make sure they do not swallow the tablets whole, as they are designed to be chewed.

Always keep this medication out of reach of younger children to prevent accidental ingestion. If you have any concerns or questions about its use, consult 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 the drug insert does not provide guidelines tailored for elderly patients.

If you are caring for an older adult, it’s important to consult with a healthcare professional for personalized advice and to ensure that any medication is appropriate for their individual health needs. Always discuss any concerns or questions you may have regarding the use of this medication.

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 for the medication do not change based on liver function. However, it’s always a good idea to discuss your liver health with your healthcare provider before starting any new medication. They can help ensure that your treatment is safe and effective for you.

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 health conditions you have to receive the best care possible.

Storage and Handling

To ensure the safety and effectiveness of your product, store it at room temperature in a cool, dry place. It's important to keep the container tightly closed to protect its contents from contamination. Before using the product, check that the printed seal under the cap is intact; do not use it if the 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 ULTRA STRENGTH Antacid Tablets used for?

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

What is the active ingredient in ULTRA STRENGTH Antacid Tablets?

The active ingredient is Calcium Carbonate, with a dosage of 1000 mg per tablet.

How should I take ULTRA STRENGTH Antacid Tablets?

Adults and children 12 years of age and over should chew 2-3 tablets as symptoms occur, or as directed by a doctor. Do not swallow the tablets whole.

Are there any warnings associated with ULTRA STRENGTH Antacid Tablets?

Yes, you should ask a doctor or pharmacist before use if you are taking a prescription drug, as antacids may interact with certain medications.

What is the maximum dosage for ULTRA STRENGTH Antacid Tablets?

Do not take more than 7 tablets in 24 hours. If pregnant, do not take more than 5 tablets in 24 hours.

Can I use ULTRA STRENGTH Antacid Tablets for more than 2 weeks?

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

Is ULTRA STRENGTH Antacid Tablets gluten-free?

Yes, ULTRA STRENGTH Antacid Tablets are gluten-free.

What should I do if I have symptoms that persist?

If your symptoms persist for more than 2 weeks, you should consult a doctor.

How should I store ULTRA STRENGTH Antacid Tablets?

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

Packaging Info

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

Packaging configurations for Amazon.
Details

Drug Information (PDF)

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

View product document (PDF)

Description

Calcium Carbonate is presented in a dosage form of chewable tablets, with each tablet containing 1000 mg of Calcium Carbonate. The product is flavored with Tropical Fruit and is gluten-free. The package contains a total of 160 chewable tablets.

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 aged 12 years and older are instructed to chew 2 to 3 tablets as symptoms occur, or as directed by a healthcare professional. It is essential that the tablets are chewed thoroughly and 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 not classified as a controlled substance, and there are no identified risks of abuse, misuse, or dependence.

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 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.

No specific general precautions or laboratory tests are required 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 included in the current guidelines.

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 for individuals currently taking prescription medications, as antacids may interact with certain drugs.

In clinical practice, it is advised that patients do not 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.

Patients are encouraged to monitor for any side effects and to seek medical advice if they experience any adverse reactions or if they have concerns regarding the use of this product in conjunction with other 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 Amazon (antacid tablets (calcium carbonate)). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Amazon.
Details

Pediatric Use

Pediatric patients aged 12 years and older are advised to chew 2-3 tablets as symptoms occur, or as directed by a healthcare professional. It is important that these tablets are not swallowed whole.

Additionally, the product should be kept out of reach of 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 are 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 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 data regarding dosage adjustments, special monitoring, or safety considerations. Therefore, healthcare professionals should exercise caution when prescribing this medication to patients with reduced kidney function, as the lack of information necessitates careful clinical judgment and monitoring.

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 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.

Should an overdose occur, it is recommended that healthcare providers assess the patient's clinical status promptly. Monitoring vital signs and conducting a thorough evaluation of symptoms is crucial.

In the event of suspected overdosage, supportive care should be initiated immediately. This may include maintaining airway patency, providing supplemental oxygen, and ensuring adequate circulation.

Healthcare professionals are advised to consult local poison control centers or relevant toxicology resources for guidance on management protocols specific to the substance involved.

Documentation of the incident, including the amount and route of administration, is vital for ongoing patient care and potential reporting requirements.

As there is no specific overdosage information available, it is imperative to approach each case with caution and utilize clinical judgment in the management of overdose situations.

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 understanding of potential risks associated with the compound in nonclinical settings.

Postmarketing Experience

No postmarketing experience details are available 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 to emphasize the necessity of proper storage to ensure the safety of young individuals.

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. Healthcare professionals are advised not to use the product if the printed seal under the cap is torn or missing, as this may indicate compromised 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 Amazon, 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 Amazon, 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.