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Antacid

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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 2024
Label revision date
October 14, 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 2024
Label revision date
October 14, 2025
Manufacturer
Cardinal Health 110, LLC.
Registration number
M001
NDC root
70000-0681
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

LEADER™ is an extra strength antacid tablet designed to provide relief from upset stomach, heartburn, and acid indigestion. Each chewable tablet contains 750 mg of calcium carbonate, which works by neutralizing stomach acid to help alleviate discomfort.

These tablets come in assorted fruit flavors and are gluten-free, making them a convenient option for those seeking quick relief from digestive issues. With 96 chewable tablets in a package, LEADER™ aims to support your digestive health effectively.

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

When you need relief from certain symptoms, adults and children aged 12 and older can chew 2 to 4 tablets completely as the symptoms arise. 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 a doctor before continuing to use the medication. Always follow your healthcare provider's advice for the best results.

What to Avoid

It's important to use this medication responsibly to ensure your safety. You should not take more than 10 tablets within a 24-hour period. If you are pregnant, limit your intake to no more than 6 tablets in the same timeframe. Additionally, avoid using the maximum dosage for longer than 2 weeks unless your doctor has advised and is supervising you.

By following these guidelines, you can help prevent potential risks associated with misuse or overuse of the medication. Always consult with your healthcare provider if you have any questions or concerns about your treatment.

Side Effects

It's important to be aware of potential side effects when using this product. You should consult with your doctor or pharmacist if you are taking any prescription medications, as antacids can interact with them. While using this product, 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 the same timeframe. Additionally, avoid using the maximum dosage for more than 2 weeks unless directed by a healthcare professional.

Always keep this product out of reach of children to ensure their safety.

Warnings and Precautions

Before using this medication, it's important to consult with your doctor or pharmacist, especially if you are currently taking any prescription drugs, as antacids can interact with them.

Be cautious not to exceed 10 tablets in a 24-hour period. If you are pregnant, limit your intake to no more than 6 tablets in a day. Additionally, avoid using the maximum dosage for more than 2 weeks unless your doctor advises you to do so.

While there are no specific lab tests required for monitoring, if you experience any unusual symptoms or have concerns, 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. 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 that you or someone else may have taken too much of a medication, it’s crucial to seek immediate medical help.

In case of an overdose, contact your local emergency services or go to the nearest hospital. Having the medication packaging or information on hand can help medical professionals provide the best care. Always remember that when it comes to medications, it's better to be safe and get help if you have any concerns.

Pregnancy Use

If you are pregnant, it is important to limit your intake to no more than 6 tablets in a 24-hour period. Additionally, you should avoid using the maximum dosage for more than 2 weeks unless you are under the guidance and supervision of a doctor. Always consult with your healthcare provider before taking any medication during pregnancy to ensure the safety of you and your baby.

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 completely as needed for symptoms, or follow your doctor's instructions.

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, 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. They can help determine the best approach to using this medication safely and effectively, considering any unique health needs or conditions that may be present.

Renal Impairment

If you have kidney problems, it's important to know that the information provided does not include specific guidelines for dosage adjustments, special monitoring, or safety considerations related to renal impairment (kidney issues). This means that there are no tailored recommendations for how your treatment may need to change based on your kidney function.

Always consult your healthcare provider for personalized advice and to ensure that your treatment is safe and effective for your specific condition. They can help determine the best approach for managing your health, especially if you have concerns about your kidneys.

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 may affect you 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 monitor your condition and make any necessary adjustments to your treatment plan.

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 best performance of your product, store it at room temperature. It's important to keep the container tightly closed to protect its contents from contamination and maintain its effectiveness. By following these simple storage guidelines, you can help ensure that the product remains safe and ready for use when you need it.

Additional Information

You should take this medication orally. Before using it, consult with your doctor or pharmacist, especially if you are currently taking any prescription drugs, as antacids can interact with them. It's important not to exceed 10 tablets in a 24-hour period. 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 your doctor advises you to do so, and do not use it for symptoms that last longer than 2 weeks without consulting a doctor.

FAQ

What is LEADER™?

LEADER™ is an extra strength antacid tablet that contains 750 mg of calcium carbonate.

What symptoms does LEADER™ relieve?

LEADER™ relieves upset stomach, heartburn, and acid indigestion.

How should I take LEADER™?

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

What is the maximum dosage for LEADER™?

Do not take more than 10 tablets in 24 hours, and if pregnant, do not take more than 6 tablets in 24 hours.

Can I use LEADER™ for more than 2 weeks?

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

Are there any warnings for using LEADER™?

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

Is LEADER™ gluten-free?

Yes, LEADER™ is gluten-free.

What should I do if symptoms persist?

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

Where can I find more information about LEADER™?

You can visit the website www.myleader.com or contact customer service at 1-800-200-6313.

Is there a money-back guarantee for LEADER™?

Yes, LEADER™ comes with a 100% money-back guarantee.

Packaging Info

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

Packaging configurations for Antacid.
Details

Drug Information (PDF)

This file contains official product information for 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 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 over are instructed to chew 2 to 4 tablets completely as symptoms occur, or as directed by a healthcare professional. It is important to note that the tablets should not be 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 specific contraindications identified for this product. However, the following usage guidelines should be strictly adhered to:

  • Do not exceed a maximum dosage of 10 tablets within a 24-hour period.

  • Pregnant individuals should not take more than 6 tablets in a 24-hour period.

  • The maximum dosage should not be used for more than 2 weeks unless directed and supervised by a healthcare professional.

Warnings and Precautions

Healthcare professionals should be aware of the following warnings and precautions associated with the use of this medication.

It is imperative to consult a healthcare provider, such as a doctor or pharmacist, prior to use if the patient is currently taking any prescription medications. Antacids have the potential to interact with certain prescription drugs, which may lead to adverse effects or reduced efficacy of the prescribed treatment.

In terms of general precautions, it is crucial to adhere to the recommended 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 timeframe. Furthermore, the maximum dosage should not be utilized for more than 2 weeks unless directed and monitored by a healthcare professional.

Currently, there are no specific laboratory tests recommended for monitoring the use of this medication. However, healthcare providers should remain vigilant for any potential interactions or side effects that may arise during treatment.

Side Effects

Patients should be aware of potential adverse reactions associated with the use of this product. It is important to consult a doctor or pharmacist prior to use, especially if patients are currently taking prescription medications, as antacids may interact with certain drugs.

When using this product, patients are advised not to exceed a dosage of 10 tablets within a 24-hour period. For pregnant individuals, the maximum dosage should not exceed 6 tablets in a 24-hour period. Additionally, the maximum dosage should not be used for more than 2 weeks unless under the guidance and supervision of a healthcare professional.

To ensure safety, this product should be kept out of reach of children.

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 necessary at this time.

Packaging & NDC

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

Packaging configurations for Antacid.
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. It is advised that the maximum dosage not be used for more than 2 weeks unless under the guidance and supervision of a healthcare professional. Caution is warranted due to the potential risks associated with exceeding recommended dosages during pregnancy. Healthcare providers should carefully evaluate the benefits and risks when prescribing this medication to pregnant patients.

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 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 in these patients to ensure safety and therapeutic effectiveness.

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 arise from an overdose. Common symptoms may include, but are not limited to, severe drowsiness, confusion, respiratory distress, or any unusual physiological changes.

Management of an overdose should be tailored to the individual patient and may involve supportive care, symptomatic treatment, and, if applicable, the use of specific antidotes. It is crucial to consult local poison control guidelines and the product's prescribing information for detailed management protocols.

In all instances of suspected overdose, prompt reporting and documentation of the event are recommended to ensure patient safety and facilitate further investigation if necessary.

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 question.

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. It is important to inform patients not to exceed a dosage of 10 tablets within a 24-hour period. For pregnant patients, they should be cautioned to limit their intake to no more than 6 tablets in a 24-hour period.

Providers should emphasize that the maximum dosage should not be used for more than 2 weeks unless directed and supervised by a healthcare professional. Additionally, patients should be encouraged to consult with their doctor or pharmacist prior to use if they are currently taking any prescription medications, as antacids may interact with certain drugs.

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.

Additional Clinical Information

The product is administered orally. Clinicians should advise 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 instructed not to exceed 10 tablets within a 24-hour period and, if pregnant, to limit intake to no more than 6 tablets in the same timeframe. It is also recommended that the maximum dosage not be used for more than 2 weeks unless under medical supervision, and patients should refrain from using the product for symptoms persisting beyond 2 weeks without consulting a healthcare professional.

Drug Information (PDF)

This file contains official product information for 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 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.