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Antacid

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Active ingredients
  • Dimethicone 40 mg/5 mL
  • Aluminum Hydroxide 400 mg/5 mL
  • Magnesium Hydroxide 400 mg/5 mL
Other brand names
Drug classes
Calculi Dissolution Agent, Osmotic Laxative
Dosage form
Suspension
Route
Oral
Prescription status
OTC (over the counter)
Pregnancy
See Pregnancy Use Section
Lactation
See Lactation Use Section
Marketed in the U.S.
Since 2011
Label revision date
August 9, 2017
Drug Information (PDF)
Prescribing information, PDF file
Active ingredients
  • Dimethicone 40 mg/5 mL
  • Aluminum Hydroxide 400 mg/5 mL
  • Magnesium Hydroxide 400 mg/5 mL
Other brand names
Drug classes
Calculi Dissolution Agent, Osmotic Laxative
Dosage form
Suspension
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 2011
Label revision date
August 9, 2017
Manufacturer
CVS
Registration number
part332
NDC root
69842-508
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

This product is a maximum strength antacid liquid designed to provide fast relief from heartburn, acid indigestion, and the discomfort of pressure and bloating. It also helps alleviate upset stomach and gas associated with these symptoms. With a pleasant cherry flavor, this antacid works effectively to soothe sour stomach and restore comfort when you’re feeling uneasy.

Uses

If you're experiencing discomfort from acid indigestion, heartburn, or a sour stomach, this medication can help relieve those symptoms. It’s also effective for easing an upset stomach and gas that may accompany 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 concerned about such risks.

Dosage and Administration

Before you use this medication, make sure to shake the bottle well. For adults and children aged 12 years and older, the recommended dosage is 2 to 4 teaspoonfuls taken twice a day, unless your doctor advises otherwise.

If the patient is a child under 12 years old, it’s important to consult a doctor for the appropriate dosage. Always follow your healthcare provider's instructions 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. If your symptoms persist for more than two weeks, you should stop using the product and consult your doctor. This is crucial to ensure your health and safety.

Currently, there are no specific contraindications, controlled substance classifications, or noted risks of abuse, misuse, or dependence associated with this medication. However, always prioritize your well-being by following the recommended usage instructions and seeking medical advice when necessary.

Side Effects

It's important to be aware of potential side effects when using this product. You should not exceed 8 teaspoonfuls in a 24-hour period or use the maximum dosage for more than 2 weeks without consulting your doctor. If you have kidney disease or are on a magnesium-restricted diet, please talk to your doctor before using this product. Additionally, if you are currently taking any prescription medications, check with your doctor or pharmacist, as antacids can interact with some drugs.

If your symptoms persist for more than two weeks, stop using the product and consult your doctor. Always keep this medication out of reach of children to ensure their safety.

Warnings and Precautions

It's important to use this product safely. Do not take more than 8 teaspoonfuls in a 24-hour period, and avoid using the maximum dosage for more than 2 weeks unless your doctor advises you to do so. If you have kidney disease or are on a magnesium-restricted diet, consult your doctor before using this product. Additionally, if you are currently taking any prescription medications, check with your doctor or pharmacist, as antacids can interact with some drugs.

If your symptoms persist for more than two weeks, stop using the product and contact your doctor. Always keep this medication out of reach of children to ensure their safety. If you experience any severe reactions or unusual symptoms, seek emergency help immediately.

Overdose

Taking more than 8 teaspoonfuls of this product in a 24-hour period, or using the maximum dosage for more than 2 weeks without a doctor's guidance, can lead to an overdose. Signs of an overdose may include unusual symptoms that could affect your health. If you suspect an overdose, it’s important to seek immediate medical help.

If you experience any concerning symptoms or if you have taken too much of the product, contact your healthcare provider or local emergency services right away. Always remember to follow the recommended dosage guidelines to ensure your safety.

Pregnancy Use

If you are pregnant or planning to become pregnant, it's important to know that the safety of this medication during pregnancy has not been established. You should consult your doctor before using it, as there may be potential risks to your fetus that are not clearly defined. Caution is advised, and it’s essential to discuss your specific situation with a healthcare professional.

Additionally, if you do use this medication, dosage adjustments may be necessary, so be sure to seek guidance from your healthcare provider. Only use this medication if it is clearly needed and after a thorough discussion with your doctor about the potential risks and benefits.

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

If you have a child under 12 years old, it's important to consult a doctor before giving them this medication. For adults and children aged 12 years and older, the recommended dosage is 2 to 4 teaspoonfuls taken twice a day, or as directed by a healthcare professional.

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

Geriatric Use

If you are an older adult or caring for one, it's important to consult with a doctor before using this medication, especially if you have kidney disease or are following a magnesium-restricted diet. These conditions can affect how your body processes the medication.

For adults and children aged 12 and older, the typical dosage is 2 to 4 teaspoonfuls taken twice a day, or as directed by your doctor. If the patient is under 12 years old, please consult a doctor for appropriate guidance. Always prioritize safety and seek professional advice tailored to individual health needs.

Renal Impairment

If you have kidney disease, it's important to consult your doctor before using this medication. Your healthcare provider can help determine if it's safe for you. Additionally, if you are currently taking any prescription medications, including antacids, be sure to discuss this with your doctor or pharmacist, as these can interact with your other 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 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 or how your liver health might influence the treatment.

Always consult your healthcare provider for personalized advice and to discuss any concerns you may have about your liver health and medication. They can help ensure that your treatment is safe and effective based on your individual needs.

Drug Interactions

It's important to talk to your doctor or pharmacist before using this medication, especially if you are currently taking any prescription drugs. Some medications, like antacids, can interact with your prescription drugs, potentially affecting how well they work or increasing the risk of side effects.

Always keep your healthcare provider informed about all the medications you are taking to ensure your treatment is safe and effective. This way, you can avoid any unexpected interactions and get the best possible care.

Storage and Handling

To ensure the best performance of your product, store it at a controlled room temperature between 20°C and 25°C (68°F and 77°F). It's important to keep it away from freezing temperatures, as freezing can damage the product.

When handling the product, make sure to maintain a clean environment to avoid contamination. Always follow any specific instructions provided for safe use and disposal to ensure your safety and the effectiveness of the product.

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 this drug used for?

This drug is used to relieve heartburn, acid indigestion, sour stomach, and upset stomach and gas associated with these symptoms.

How should I take this medication?

Adults and children 12 years and older should take 2 to 4 teaspoonfuls two times a day, or as directed by a doctor. Children under 12 years should consult a doctor.

Are there any warnings I should be aware of?

Do not take more than 8 teaspoonfuls in a 24-hour period, and do not use the maximum dosage for more than 2 weeks without a doctor's advice.

What should I do if my symptoms last more than two weeks?

You should stop use and ask a doctor if your symptoms last more than two weeks.

Can I use this medication if I have kidney disease?

You should ask a doctor before use if you have kidney disease or are on a magnesium-restricted diet.

Is this drug safe to use during pregnancy?

Safety during pregnancy has not been established, so consult a doctor before use if you are pregnant or planning to become pregnant.

What flavor does this medication have?

This medication has a cherry flavor.

How should I store this medication?

Store at controlled room temperature between 20°C-25°C (68°F-77°F) and do not freeze.

What should I do if I am taking other prescription drugs?

Ask a doctor or pharmacist before use, as antacids may interact with certain prescription drugs.

What is the maximum strength of this antacid liquid?

This is a maximum strength antacid liquid designed for fast relief.

Packaging Info

Below are the non-prescription pack sizes of Antacid (aluminum hydroxide, magnesium hydroxide and simethicone). 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

This maximum strength antacid liquid is formulated to provide fast relief from heartburn, acid indigestion, and the discomfort associated with pressure and bloating. It contains active ingredients comparable to those found in Maalox Max, offering both antacid and anti-gas properties. The product is presented in a cherry flavor and is available in a 12 fluid ounce (355 mL) dosage form.

Uses and Indications

This drug is indicated for the relief of acid indigestion, heartburn, sour stomach, and upset stomach associated with gas. It is suitable for use in patients experiencing these gastrointestinal symptoms.

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

Dosage and Administration

Healthcare professionals should instruct patients to shake the product well before use.

For adults and children aged 12 years and older, the recommended dosage is 2 to 4 teaspoonfuls taken two times a day, or as directed by a physician.

For children under 12 years of age, it is advised to consult a doctor for appropriate dosing recommendations.

Contraindications

There are no specified contraindications for the use of this product. However, it is advised to discontinue use and consult a healthcare professional if symptoms persist for more than two weeks.

Warnings and Precautions

The maximum recommended dosage of this product is 8 teaspoonfuls within a 24-hour period. It is imperative that this maximum dosage is not exceeded for more than 2 weeks unless directed and supervised by a healthcare professional.

Healthcare providers should advise patients to consult a physician prior to use if they have a history of kidney disease or are on a magnesium-restricted diet. These conditions may necessitate special consideration and monitoring.

Additionally, patients should be cautioned to seek guidance from a doctor or pharmacist before using this product if they are currently taking any prescription medications, as antacids may interact with certain drugs, potentially altering their effectiveness or leading to adverse effects.

If symptoms persist beyond two weeks, patients are advised to discontinue use and consult a healthcare professional for further evaluation and management.

It is essential to keep this product out of reach of children to prevent accidental ingestion and potential harm.

Side Effects

Patients should be aware of the potential adverse reactions associated with the use of this product. It is crucial to adhere to the recommended dosage guidelines, which state that no more than 8 teaspoonfuls should be taken within a 24-hour period, and the maximum dosage should not be used for more than 2 weeks unless under the advice and supervision of a healthcare professional.

Patients with kidney disease or those on a magnesium-restricted diet should consult a doctor prior to use. Additionally, individuals currently taking prescription medications should seek advice from a doctor or pharmacist, as antacids may interact with certain prescription drugs.

In the event that symptoms persist for more than two weeks, patients are advised to discontinue use and consult a doctor. It is also important to keep this product out of reach of children to prevent accidental ingestion.

Drug Interactions

Patients are advised to consult a healthcare professional, such as a doctor or pharmacist, prior to using this medication if they are currently taking any prescription drugs.

Antacids may have the potential to interact with specific prescription medications, which could alter the effectiveness of those drugs. It is essential for patients to disclose all medications they are taking to ensure safe and effective use of antacids. Monitoring for any adverse effects or changes in therapeutic outcomes is recommended when these interactions are a concern.

Packaging & NDC

Below are the non-prescription pack sizes of Antacid (aluminum hydroxide, magnesium hydroxide and simethicone). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Antacid.
Details

Pediatric Use

Pediatric patients under 12 years of age should consult a healthcare professional before use. For adolescents aged 12 years and older, the recommended dosage is 2 to 4 teaspoonfuls taken twice daily, or as directed by a physician. It is important to keep this medication out of reach of children to ensure safety.

Geriatric Use

Elderly patients should consult a healthcare provider prior to use if they have a history of kidney disease or if they are on a magnesium-restricted diet.

For adults and children aged 12 years and older, the recommended dosage is 2 to 4 teaspoonfuls taken two times a day, or as directed by a healthcare professional. It is important to note that for children under 12 years of age, consultation with a healthcare provider is necessary before administration.

Given the potential for altered pharmacokinetics and increased sensitivity to medications in geriatric patients, careful monitoring and appropriate dose adjustments may be warranted.

Pregnancy

Safety during pregnancy has not been established for this medication. Pregnant patients or those planning to become pregnant should consult a healthcare provider before use. The potential risks to the fetus are not clearly defined; therefore, caution is advised when considering treatment.

Dosage adjustments may be necessary for pregnant patients, and it is essential to seek guidance from a healthcare provider regarding appropriate dosing. This medication should only be used if clearly needed and after a thorough discussion with a healthcare professional about the potential risks and benefits.

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 should consult a healthcare professional prior to use, particularly if they have kidney disease. It is also 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 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 cases of overdosage, it is critical to adhere to the recommended dosage guidelines to prevent adverse effects. The maximum allowable dosage is 8 teaspoonfuls within a 24-hour period. Additionally, the product should not be used at its maximum dosage for more than 2 weeks unless directed and supervised by a healthcare professional.

Healthcare providers should be vigilant for potential symptoms of overdosage, which may arise from exceeding these dosage recommendations. In the event of suspected overdosage, immediate medical attention is advised.

Management of overdosage should include supportive care and symptomatic treatment as necessary. It is essential for healthcare professionals to evaluate the patient's condition and implement appropriate interventions based on the severity of symptoms and the specific circumstances of the overdosage.

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 compound in these areas.

Postmarketing Experience

No postmarketing experience details are available in the insert text.

Patient Counseling

Healthcare providers should advise patients to keep the medication out of reach of children to prevent accidental ingestion. Patients should be informed that if their symptoms persist for more than two weeks, they should stop using the medication and consult a doctor.

It is important for patients to seek medical advice before using the medication if they have kidney disease or are on a magnesium-restricted diet. Additionally, healthcare providers should recommend that patients consult with a 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 various package configurations, with specific NDC numbers available upon request. It should be stored at a controlled room temperature of 20°C to 25°C (68°F to 77°F). Freezing is not permitted, as it may compromise the integrity of the product. Proper handling and storage conditions are essential to maintain the product's efficacy and safety.

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

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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.