Symptom checker
Select audience type

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

ADD CONDITION

items per page

Rugby Extra Strength Antacid

Last content change checked dailysee data sync status

Active ingredient
Calcium Carbonate 750 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 2019
Label revision date
August 21, 2025
Drug Information (PDF)
Prescribing information, PDF file
Active ingredient
Calcium Carbonate 750 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 2019
Label revision date
August 21, 2025
Manufacturer
Rugby Laboratories
Registration number
part331
NDC root
0536-1225
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

Calcium carbonate is a type of antacid tablet that helps relieve symptoms of acid indigestion and heartburn. It works by neutralizing stomach acid, providing you with quick relief from discomfort. Each chewable tablet contains 750 mg of calcium carbonate and is available in assorted fruit flavors, making it a pleasant option for managing occasional digestive issues.

Uses

If you're experiencing discomfort from acid indigestion or heartburn, this medication can help relieve those symptoms. Acid indigestion is often characterized by a burning sensation in your stomach or chest, while heartburn is the feeling of warmth or pain that can rise from your stomach to your throat.

You can use this medication to find relief from these common digestive issues, allowing you to feel more comfortable throughout your day. It's important to note that there are no reported teratogenic effects (harmful effects on fetal development) associated with this medication, making it a safer option for those who may be pregnant.

Dosage and Administration

If you are an adult or a child aged 12 years and older, you can take this medication by chewing 2 to 4 tablets whenever you experience symptoms, or as your doctor advises. It's important to follow the recommended dosage to ensure you get the best results. Always consult with your healthcare provider if you have any questions about how to use this medication effectively.

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, and avoid using the maximum dosage for more than 2 weeks unless your doctor advises you to do so. Following these guidelines helps prevent potential health risks and ensures the medication works effectively for you. 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 interactions if you are currently taking a prescription drug, as antacids may affect how these medications work. Always consult with your healthcare provider to ensure that your treatments are safe and effective together.

If you experience any unusual symptoms or side effects while using antacids, please reach out to your doctor for guidance. Your health and safety are paramount, and your healthcare team can help you navigate any concerns.

Warnings and Precautions

While there are no specific warnings or precautions listed for this medication, it's always important to stay informed about your health. If you experience any unusual symptoms or side effects while taking this medication, you should stop using it and contact your doctor for guidance.

Additionally, if you ever feel that you need immediate medical assistance, don't hesitate to seek emergency help. It's crucial to prioritize your health and well-being, so always communicate openly with your healthcare provider about any concerns you may have.

Overdose

If you suspect an overdose, it's important to stay calm and take immediate action. While there is no specific information available about the signs of overdose for this medication, general symptoms can include unusual drowsiness, confusion, or difficulty breathing. If you notice any of these signs, or if you are unsure, 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. Remember, timely intervention can make a significant difference.

Pregnancy Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using this medication. They can provide guidance on whether it’s safe for you and your baby. Always prioritize your health and the health of your child by seeking expert advice.

Lactation Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using any medication. This ensures that you understand any potential risks and can make informed decisions about your health and the health of your baby. Always prioritize open communication with your doctor regarding your breastfeeding journey.

Pediatric Use

When it comes to using this medication for children, it's important to note that it is intended for those aged 12 years and older. For both adults and children in this age group, the recommended dosage is to chew 2 to 4 tablets as symptoms arise, or as directed by a healthcare professional.

Always ensure that this medication is kept out of reach of younger children to prevent accidental ingestion. If you have any concerns or questions about its use in your child, consult with your doctor for personalized advice.

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 you may need a lower dose of this medication. Your doctor will determine the right dosage based on your creatinine clearance levels, which is a test that measures how well your kidneys are filtering waste from your blood.

To ensure your kidneys remain healthy while taking this medication, regular renal function tests are recommended. If you have severe renal impairment, your healthcare provider will need to monitor you more closely to adjust your treatment as necessary. Always communicate with your doctor about your kidney health to ensure safe and effective use of the medication.

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 discuss any concerns regarding your liver health and how it may relate to your treatment. They can help ensure that you receive the safest and most effective care.

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 certain drugs may affect how well those medications work.

To ensure your safety and the effectiveness of your treatments, always discuss any medications you are taking, 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 safety and effectiveness of your product, store it at room temperature and keep the container tightly closed when not in use. This helps maintain its quality and prevents contamination.

Before using the product, check that the printed seal under the cap is intact. If the seal is torn or missing, do not use the product, as this may indicate that it has been compromised. Following these simple guidelines will help you use the product safely and effectively.

Additional Information

If you are pregnant or breastfeeding, it's important to consult with a healthcare professional before using this medication. They can provide guidance on whether it's safe for you and your baby. There are no additional details available regarding laboratory tests, abuse potential, or the specific ways this medication should be administered.

FAQ

What is Calcium Carbonate used for?

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

How should I take Calcium Carbonate?

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

What is the maximum dosage for Calcium Carbonate?

Do not take more than 10 tablets in a 24-hour period, or use the maximum dosage for more than 2 weeks without a doctor's advice.

Are there any teratogenic effects associated with Calcium Carbonate?

No teratogenic effects are mentioned for Calcium Carbonate.

Can Calcium Carbonate interact with other medications?

Yes, antacids like Calcium Carbonate may interact with certain prescription drugs.

What should I do if I am pregnant or breastfeeding?

You should ask a health professional before using Calcium Carbonate if you are pregnant or breastfeeding.

How should I store Calcium Carbonate?

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

Is there any special consideration for patients with renal impairment?

Patients with renal impairment may require a reduced dose, and regular renal function tests are recommended.

What flavors does Calcium Carbonate come in?

Calcium Carbonate is flavored with assorted fruit, both naturally and artificially.

How many tablets are in a package of Calcium Carbonate?

A package of Calcium Carbonate contains 96 chewable tablets.

Packaging Info

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

Packaging configurations for Rugby Extra Strength Antacid.
Details

Drug Information (PDF)

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

View product document (PDF)

Uses and Indications

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

There are no teratogenic effects associated with this drug, and no nonteratogenic effects have been reported.

Dosage and Administration

Adults and children 12 years of age and older are instructed to chew 2 to 4 tablets as symptoms occur, or as directed by a healthcare professional. It is important to follow the recommended dosage and not exceed the maximum dosage unless advised by a physician.

Contraindications

There are no specific contraindications identified for this product. However, it is advised that patients do not exceed a maximum dosage of 10 tablets within a 24-hour period or use the maximum dosage for more than 2 weeks without the guidance and supervision of a healthcare professional. This precaution is to mitigate potential risks associated with prolonged use or excessive dosage.

Warnings and Precautions

There are currently no specific warnings or general precautions associated with the use of this product. Healthcare professionals are advised to remain vigilant and monitor patients for any unexpected reactions or side effects during treatment.

In the absence of specified laboratory tests, it is recommended that healthcare providers consider routine monitoring based on the individual patient's clinical status and any relevant comorbidities.

In the event of any adverse reactions or concerns regarding the patient's health, it is imperative to seek emergency medical assistance promptly. Additionally, if a patient experiences any troubling symptoms or side effects, they should be instructed to discontinue use and consult their healthcare provider immediately for further evaluation and guidance.

Side Effects

Patients should be aware of potential adverse reactions associated with the use of this medication. While specific serious adverse reactions are not detailed, it is important to note that interactions may occur with other medications.

In particular, patients who are currently taking prescription drugs should exercise caution, as antacids may interact with certain prescription medications. This interaction could potentially alter the effectiveness of the prescribed treatment or lead to unexpected side effects.

Healthcare providers should be consulted to ensure safe and effective use of this medication, especially in the context of concurrent therapies. Monitoring for any unusual symptoms or changes in health status is advised for all patients.

Drug Interactions

Antacids may interact with various prescription medications, potentially affecting their absorption and efficacy. It is advisable to monitor the timing of antacid administration in relation to other medications to minimize these interactions. Specifically, antacids should be taken at least 2 hours apart from other drugs to ensure optimal therapeutic effects. Healthcare professionals should consider this timing when prescribing medications that may be affected by antacids.

Packaging & NDC

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

Packaging configurations for Rugby Extra Strength Antacid.
Details

Pediatric Use

Pediatric patients aged 12 years and older may use the medication at a dosage of 2-4 tablets chewed 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 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.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional before using this medication. The safety of this drug during pregnancy has not been established, and potential risks to fetal outcomes are not fully known. Therefore, it is essential for women of childbearing potential to seek medical advice prior to use to ensure appropriate management and consideration of any potential risks.

Lactation

Lactating mothers are advised to consult a health professional prior to using this medication. There is currently no available data regarding the excretion of this medication in human breast milk or its effects on breastfed infants. Therefore, caution is recommended when administering this medication to lactating individuals.

Renal Impairment

Patients with renal impairment may require a reduced dose of the medication. Dosage adjustments should be based on creatinine clearance levels to ensure safety and efficacy. Regular renal function tests are recommended to monitor kidney health in patients receiving this medication. Additionally, special monitoring is necessary for patients with severe renal impairment to mitigate potential risks associated with reduced kidney function.

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 based on clinical judgment.

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 from an overdose. Symptoms can vary widely depending on the substance involved and the individual patient's response.

In the event of an overdose, immediate medical attention should be sought. Healthcare providers should implement supportive care measures, which may include monitoring vital signs, providing symptomatic treatment, and ensuring the patient's safety.

If available, consultation with a poison control center or a medical toxicologist is recommended to guide further management and treatment options.

Documentation of the incident, including the substance involved, the amount taken, and the time of ingestion, is crucial for effective management and follow-up care.

Nonclinical Toxicology

There are no teratogenic effects observed in the nonclinical studies conducted. Additionally, no non-teratogenic effects have been reported. The available data does not indicate any findings related to animal pharmacology and toxicology.

Postmarketing Experience

No postmarketing experience details are available in the insert.

Patient Counseling

Healthcare providers should advise patients not to exceed a maximum of 10 tablets within a 24-hour period. Additionally, patients should be informed that the maximum dosage of this product should not be used for more than 2 weeks unless directed by a physician.

It is also important for healthcare providers to encourage patients to consult with a doctor or pharmacist prior to use if they are currently taking any prescription medications. Patients should be made aware that antacids may interact with certain prescription drugs, and this interaction could affect the efficacy of their treatment.

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

Patients should consult a health professional prior to use if they are pregnant or breastfeeding. No further information is available regarding laboratory tests, abuse potential, route, method, and frequency of administration, or postmarketing experience.

Drug Information (PDF)

This file contains official product information for Rugby Extra Strength 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 Rugby Extra Strength 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.