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Antacid

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Active ingredient
Calcium Carbonate 500 mg
Other brand names
Drug class
Blood Coagulation Factor
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 2015
Label revision date
October 30, 2017
Drug Information (PDF)
Prescribing information, PDF file
Active ingredient
Calcium Carbonate 500 mg
Other brand names
Drug class
Blood Coagulation Factor
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 2015
Label revision date
October 30, 2017
Manufacturer
Richmond Pharmaceuticals, Inc.
Registration number
part331
NDC root
54738-030
Drug Information (PDF)
Prescribing information, PDF file
Packaging Info (2 NDCs)
Packaging & NDC Codes (2)

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

Calcium Carbonate 500 mg is an antacid tablet that helps relieve symptoms associated with excess stomach acid. If you experience acid indigestion, heartburn, or a sour stomach, this medication can provide you with quick relief. It works by neutralizing stomach acid, making it easier for you to feel comfortable after meals or during episodes of discomfort.

Uses

If you're experiencing discomfort from acid indigestion, heartburn, or a sour stomach, this medication can help provide relief. It works effectively to ease these common digestive issues, allowing you to feel more comfortable after meals or during times of stress.

You can trust that this medication does not have any known teratogenic effects, meaning it does not cause harm to a developing fetus. This makes it a safer option for those who may be pregnant or planning to become pregnant.

Dosage and Administration

When you experience symptoms, you can chew 1 to 2 tablets to help relieve them. It's important to remember that you should not take more than 8 tablets in a 24-hour period. Additionally, if you find yourself needing to use the maximum dosage, try to limit this to no more than 2 weeks to avoid potential issues. Always follow these guidelines to ensure safe and effective use of the medication.

What to Avoid

It's important to be aware of certain guidelines when using this medication. While there are no specific contraindications or risks of abuse, misuse, or dependence associated with it, you should always prioritize your safety.

If you suspect an overdose, seek medical assistance immediately or contact a Poison Control Center. Your health and well-being are paramount, so don’t hesitate to get help if needed.

Side Effects

If you have kidney stones or are on a calcium-restricted diet, it's important to consult your doctor before using this medication. Additionally, if you are taking any prescription drugs, check with your doctor or pharmacist, as antacids can interact with some medications.

If your symptoms persist for more than two weeks, you should stop using the medication and seek medical advice.

Warnings and Precautions

Before using this medication, it's important to consult your doctor if you have kidney stones or follow a calcium-restricted diet. Additionally, if you are taking any prescription medications, check with your doctor or pharmacist first, as antacids can interact with certain drugs. If your symptoms persist for more than two weeks, stop using the medication and reach out to your doctor.

In the event of an overdose, seek emergency medical assistance or contact a Poison Control Center immediately. Your health and safety are paramount, so don’t hesitate to get help if you need it.

Overdose

If you suspect an overdose, it's important to stay calm and take immediate action. While there are no specific signs or symptoms listed for an overdose, you should be aware of general warning signs such as extreme drowsiness, confusion, or difficulty breathing. If you notice any of these symptoms or feel something is wrong, seek medical help right away.

In case of an overdose, contact your local emergency services or go to the nearest hospital. It's always better to be safe and get checked by a healthcare professional if you have any concerns about your health.

Pregnancy Use

While the information provided does not specify any particular safety concerns or precautions for use during pregnancy, it is always important to consult with your healthcare provider before taking any medication. They can offer personalized advice based on your health and pregnancy status.

Currently, there are no dosage modifications recommended for pregnant individuals, and no specific guidelines are mentioned regarding the use of this medication during pregnancy. Always prioritize open communication with your doctor to ensure the best care for you and your baby.

Lactation Use

If you are breastfeeding or planning to breastfeed, it's important to consult your doctor before using this product. There is a possibility that it may be excreted in breast milk, which means it could potentially affect your baby. Since the effects on nursing infants have not been thoroughly studied, exercising caution is advised. Always prioritize your health and your baby's well-being by discussing any concerns with your healthcare provider.

Pediatric Use

It's important to keep this medication out of reach of children to prevent accidental ingestion. If you suspect that your child has taken too much, seek medical help immediately or contact a Poison Control Center for guidance. Being aware of these precautions can help ensure your child's safety.

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. Since elderly patients may have different health needs and responses to medications, it’s always a good idea to consult with a healthcare provider before starting any new medication. They can help determine the best approach for you or your loved one, considering any existing health conditions or medications that may interact.

Renal Impairment

If you have kidney stones, it's important to consult your doctor before using this medication. Additionally, if you are currently taking any prescription drugs, please speak with your doctor or pharmacist first, as antacids can interact with some medications. Taking these precautions can help ensure your safety and the effectiveness of your treatment.

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 should be used 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 you understand how to manage your treatment effectively.

Drug Interactions

It's important to be aware that antacids, which are commonly used to relieve heartburn and indigestion, can interact with some prescription medications. This means that taking antacids at the same time as your other medications could affect how well those medications work.

To ensure your treatment is safe and effective, always discuss any medications, including over-the-counter products like antacids, with your healthcare provider. They can help you understand potential interactions and adjust your treatment plan if necessary.

Storage and Handling

To ensure the best performance and safety of your product, store it at room temperature, ideally between 15-30 °C (59-86 °F). This temperature range helps maintain its effectiveness.

When handling the product, be sure to check the safety seal under the cap. If the seal is broken or missing, do not use the product, as this indicates it may have been tampered with. 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 Calcium Carbonate used for?

Calcium Carbonate is an antacid that relieves acid indigestion, heartburn, and sour stomach.

How should I take Calcium Carbonate?

You should chew 1-2 tablets as symptoms occur, but do not take more than 8 tablets in 24 hours.

Are there any warnings I should be aware of?

Yes, ask a doctor before use if you have kidney stones or a calcium-restricted diet, and stop use if symptoms last more than 2 weeks.

Is Calcium Carbonate safe to use during pregnancy?

The insert does not provide specific information regarding use during pregnancy, but no teratogenic effects are mentioned.

Can nursing mothers use Calcium Carbonate?

Nursing mothers should consult a doctor before using this product, as there is potential for excretion in breast milk.

What should I do in case of an overdose?

In case of overdose, get medical help or contact a Poison Control Center right away.

How should I store Calcium Carbonate?

Store at room temperature between 15-30 °C (59-86 °F) and do not use if the safety seal under the cap is broken or missing.

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

Calcium Carbonate is presented in the form of antacid tablets, each containing 500 mg of the active ingredient. The product is available in two packaging options: NDC 54738-030-15, which contains 150 tablets, and NDC 54738-030-60, which contains 60 tablets.

Uses and Indications

This drug is indicated for the relief of acid indigestion, heartburn, and sour stomach.

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

Dosage and Administration

Patients are advised to chew 1 to 2 tablets as symptoms occur. The total daily dosage should not exceed 8 tablets within a 24-hour period. It is important to note that the maximum dosage should not be utilized for more than 2 consecutive weeks to avoid potential adverse effects.

Contraindications

There are no contraindications listed for this product. However, in the event of an overdose, it is imperative to seek medical assistance or contact a Poison Control Center immediately.

Warnings and Precautions

Healthcare professionals should advise patients to consult a physician prior to use if they have a history of kidney stones or are adhering to a calcium-restricted diet. It is also essential to recommend that patients seek guidance from a healthcare provider or pharmacist if they are currently taking any prescription medications, as antacids may interact with certain drugs.

In the event of an overdose, immediate medical assistance should be sought, or the patient should contact a Poison Control Center without delay.

Patients should be instructed to discontinue use and consult their doctor if symptoms persist for more than two weeks. Monitoring for symptom duration is crucial to ensure appropriate medical intervention if necessary.

Side Effects

Patients should be aware of certain warnings associated with the use of this medication. It is advised to consult a doctor before use if there is a history of kidney stones or if the patient is on a calcium-restricted diet. Additionally, patients should seek guidance from a doctor or pharmacist prior to use if they are currently taking any prescription medications, as antacids may interact with specific drugs.

In the event that symptoms persist for more than two weeks, patients are instructed to discontinue use and consult a doctor for further evaluation. This precaution is essential to ensure the safety and well-being of individuals using this medication.

Drug Interactions

Antacids have the potential to interact with various prescription medications, which may affect the absorption and efficacy of these drugs. It is advisable to monitor the timing of antacid administration in relation to other medications to minimize potential interactions. Specifically, antacids should be taken at least 2 hours apart from other medications to ensure optimal therapeutic effects. Healthcare professionals should consider this timing when prescribing or advising patients on the use of antacids alongside other treatments.

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 should be advised to keep this medication out of reach of children. In the event of an overdose, it is crucial to seek medical assistance or contact a Poison Control Center immediately.

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 may use this medication as no specific safety concerns regarding pregnancy have been detailed in the prescribing information. There are no dosage modifications recommended for pregnant individuals, nor are there any special precautions regarding its use during pregnancy. Healthcare professionals should continue to evaluate the benefits and risks when prescribing this medication to women of childbearing potential.

Lactation

Nursing mothers should consult a doctor before using this product. There is a potential for excretion in breast milk, and the effects on nursing infants are not well studied; therefore, caution is advised when considering the use of this product during lactation.

Renal Impairment

Patients with renal impairment should consult a healthcare professional prior to use, particularly if they have a history of kidney stones. Additionally, it is advisable for patients to seek guidance from a doctor or pharmacist if they are currently taking any prescription medications, as antacids may interact with certain prescription drugs. Monitoring and appropriate dosing adjustments may be necessary based on individual renal function.

Hepatic Impairment

Patients with hepatic impairment have not been specifically studied in relation to the use of this medication. Consequently, there are no 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 information regarding overdosage, healthcare professionals are advised to exercise caution and adhere to general principles of management in cases of suspected overdose.

It is essential to monitor the patient closely for any potential symptoms that may arise, as the clinical presentation can vary depending on the substance involved and the individual patient's response. Common symptoms of overdose may include, but are not limited to, altered mental status, cardiovascular instability, and respiratory distress.

In the event of an overdose, immediate medical intervention is recommended. Healthcare providers should initiate supportive care, which may include maintaining airway patency, providing supplemental oxygen, and monitoring vital signs. The use of activated charcoal may be considered if the patient presents within a suitable timeframe and if the ingestion was recent.

Furthermore, it is crucial to consult local poison control centers or toxicology experts for guidance on specific management protocols and antidotes, if applicable. Continuous assessment and supportive measures should be prioritized until the patient stabilizes or further treatment is determined.

Documentation of the incident, including the substance involved, estimated dose, and time of ingestion, is vital for ongoing management and potential reporting requirements.

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 available in the insert text.

Patient Counseling

Healthcare providers should advise patients to keep this medication out of reach of children to prevent accidental ingestion. It is important for patients to understand the potential risks associated with overdose. In the event of an overdose, patients should be instructed to seek medical help immediately or contact a Poison Control Center for assistance. This information is crucial for ensuring patient safety and promoting responsible use of the medication.

Storage and Handling

The product is supplied in a configuration that includes a tamper-evident seal. It is essential to ensure that the safety seal under the cap is intact; do not use the product if the seal is broken or missing.

For optimal storage, the product should be maintained at room temperature, specifically within the range of 15-30 °C (59-86 °F). Proper handling and storage conditions are crucial to ensure the integrity and efficacy of the product.

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, 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.