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Geri-Mox Antacid Antigas

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Active ingredients
  • Dimethicone 20 mg/5 mL
  • Aluminum Hydroxide 200 mg/5 mL
  • Magnesium Hydroxide 200 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 2000
Label revision date
November 20, 2025
Drug Information (PDF)
Prescribing information, PDF file
Active ingredients
  • Dimethicone 20 mg/5 mL
  • Aluminum Hydroxide 200 mg/5 mL
  • Magnesium Hydroxide 200 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 2000
Label revision date
November 20, 2025
Manufacturer
Geri-Care Pharmaceuticals, Corp
Registration number
M001
NDC root
57896-639
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

You may be looking for a medication that helps relieve discomfort caused by heartburn, sour stomach, acid indigestion, and gas. This type of medication works by addressing the excess stomach acid that can lead to these uncomfortable symptoms, providing you with relief when you need it most.

If you experience these symptoms frequently, this medication can be a helpful option to consider for managing your digestive health. Always consult with a healthcare professional to ensure it’s the right choice for you.

Uses

If you're experiencing discomfort from heartburn, a sour stomach, or acid indigestion, this medication can help relieve those symptoms. It also addresses issues related to gas, providing you with some much-needed comfort.

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 who may be concerned about such risks.

Dosage and Administration

Before you use this medication, make sure to shake the bottle well. If you are an adult or a child aged 12 years and older, you can take 2 to 4 teaspoonfuls between meals or at bedtime, or as your doctor advises. However, it's important not to exceed 16 teaspoonfuls in a 24-hour period, and you should not use the maximum dosage for more than 2 weeks.

If the patient is a child under 12 years old, it's best to consult a doctor before giving them this medication. Always follow the guidance provided by your healthcare professional to ensure safe and effective use.

What to Avoid

There are no specific contraindications, controlled substance classifications, or risks of abuse, misuse, or dependence associated with this medication. This means that, based on the available information, you can use it without concerns about these particular issues. However, always consult with your healthcare provider for personalized advice and to ensure that this medication is appropriate for your individual health needs.

Side Effects

Before using this medication, it's important to consult with your doctor if you have kidney disease or are on a magnesium-restricted diet. Additionally, if you are currently taking any prescription medications, check with your doctor or pharmacist, as antacids can interact with some of these drugs.

If your symptoms persist for more than two weeks, you should stop using the medication and seek medical advice. If you are pregnant or breastfeeding, please consult a healthcare professional before use to ensure safety for you and your baby.

Warnings and Precautions

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

If your symptoms persist for more than two weeks, stop using the medication and contact your doctor. If you are pregnant or breastfeeding, seek advice from a healthcare professional before using this product. Always keep this medication out of reach of children to ensure their safety.

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 potential risks associated with taking any medication. If you suspect that you or someone else may have taken too much of a medication, look out for unusual symptoms such as extreme drowsiness, confusion, or difficulty breathing.

In the event of an overdose, it is crucial to seek immediate medical help. You can do this by calling your local emergency number or going to the nearest hospital. Always keep medications out of reach of children and follow the prescribed dosage to minimize the risk of an overdose. If you have any concerns or questions about your medication, don’t hesitate to reach out to your healthcare provider for guidance.

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 this medication. They can provide guidance on any potential risks and help ensure the safety of both you and your baby. Always prioritize open communication with your doctor regarding your health and any medications you may be considering while nursing.

Pediatric Use

If you are considering this medication for your child, it's important to know that children under 12 years old should consult a doctor before use. For those aged 12 and older, the recommended dosage is 2 to 4 teaspoonfuls taken between meals, at bedtime, or as directed by a healthcare professional.

Be cautious not to exceed 16 teaspoonfuls in a 24-hour period, and avoid using the maximum dosage for more than two weeks. Always prioritize safety and consult with a healthcare provider if you have any questions or concerns about your child's health.

Geriatric Use

If you are an older adult or caring for one, it's important to be cautious when using this medication. Before starting, consult with your doctor, especially if you have kidney disease, as this can affect how the medication works in your body. Additionally, if you are currently taking any prescription medications, check with your doctor or pharmacist to avoid potential interactions, particularly with antacids.

For adults and children aged 12 and older, the recommended dosage is 2 to 4 teaspoonfuls taken between meals or at bedtime, unless your doctor advises otherwise. Be mindful not to exceed 16 teaspoonfuls in a 24-hour period, and avoid using the maximum dosage for more than two weeks. If the person you are caring for is under 12 years old, please consult a doctor before use.

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 and if any adjustments to your dosage are necessary. Always prioritize your kidney health and follow your doctor's guidance closely.

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 apply, but you should always consult your healthcare provider for personalized advice. They can help determine the best approach for your treatment and monitor your liver function as needed.

Make sure to keep your doctor informed about your liver health, as they may want to conduct regular liver function tests (which check how well your liver is working) to ensure your safety while using any medication.

Drug Interactions

It's important to be aware that antacids can interact with some prescription medications. Before using antacids, you should consult your doctor or pharmacist to ensure they won't affect the effectiveness of your other medications.

Since there are no specific drug interactions or laboratory test interactions noted, it's still a good practice to discuss all your medications and any tests you may undergo with your healthcare provider. This helps ensure your treatment is safe and effective.

Storage and Handling

To ensure the best performance of your product, store it at room temperature. It's important to protect it from freezing, as extreme cold can damage it. Always keep the container tightly closed when not in use to maintain its integrity and safety. Following these simple guidelines will help you use the product effectively and safely.

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 symptoms does this drug relieve?

This drug relieves heartburn, sour stomach, acid indigestion, and symptoms referred to as gas.

What is the recommended dosage for adults and children 12 years and older?

Adults and children 12 years of age and older should take 2 to 4 teaspoonfuls between meals, at bedtime, or as directed by a doctor.

What is the maximum dosage you should not exceed?

Do not take more than 16 teaspoonfuls in any 24-hour period or use the maximum dosage for more than 2 weeks.

What should you do if symptoms last more than 2 weeks?

Stop use and ask a doctor if symptoms last more than 2 weeks.

Are there any warnings for people with certain health conditions?

Yes, ask a doctor before use if you have kidney disease or a magnesium-restricted diet.

Can this drug interact with other medications?

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

What should you do if you are pregnant or breastfeeding?

If pregnant or breastfeeding, ask a health professional before use.

What precautions should be taken when storing this drug?

Store at room temperature, protect from freezing, and keep tightly closed.

What should you do for children under 12 years?

For children under 12 years, ask a doctor before use.

What should you do before using this drug?

Shake well before use.

Packaging Info

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

Packaging configurations for Geri-Mox Antacid Antigas.
Details

Drug Information (PDF)

This file contains official product information for Geri-Mox Antacid Antigas, 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 symptoms associated with gas.

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 between meals, at bedtime, or as directed by a physician. It is important to note that patients should not exceed 16 teaspoonfuls within a 24-hour period, and the maximum dosage should not be used for more than 2 weeks.

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

Contraindications

There are no contraindications associated with the use of this product. It is deemed safe for use in the absence of specific conditions or situations that would warrant avoidance.

Warnings and Precautions

Patients should consult a healthcare professional prior to use if they have a history of kidney disease or are on a magnesium-restricted diet. It is also advisable for individuals currently taking prescription medications to seek guidance from a doctor or pharmacist, as antacids may interact with certain drugs.

In the event that symptoms persist for more than two weeks, patients are advised to discontinue use and consult a healthcare provider. Additionally, pregnant or breastfeeding individuals should seek professional advice before using this product.

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

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 disease or if the patient is on a magnesium-restricted diet. Additionally, patients should seek guidance from a doctor or pharmacist 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. Furthermore, pregnant or breastfeeding individuals should consult a health professional prior to using this medication to ensure safety for both the mother and child.

Drug Interactions

Antacids may interact with certain prescription medications, potentially affecting their efficacy. It is advisable for patients to consult a healthcare professional, such as a doctor or pharmacist, prior to using antacids in conjunction with other medications to ensure safe and effective use.

Currently, there is no specific information available regarding other drug interactions or interactions with laboratory tests. Therefore, healthcare providers should remain vigilant and consider individual patient circumstances when prescribing medications.

Packaging & NDC

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

Packaging configurations for Geri-Mox Antacid Antigas.
Details

Pediatric Use

Pediatric patients under 12 years of age should consult a healthcare professional before use. For adolescents and children aged 12 years and older, the recommended dosage is 2 to 4 teaspoonfuls taken between meals, at bedtime, or as directed by a healthcare provider. It is important to note that the maximum dosage should not exceed 16 teaspoonfuls within a 24-hour period, and the maximum dosage should not be used for more than 2 weeks.

Geriatric Use

Elderly patients should consult a healthcare provider prior to using this medication, particularly if they have a history of kidney disease. It is also advisable for geriatric patients to seek guidance from a doctor or pharmacist if they are currently taking any prescription medications, as antacids may interact with certain drugs.

For adults and children aged 12 years and older, the recommended dosage is 2 to 4 teaspoonfuls taken between meals, at bedtime, or as directed by a healthcare professional. It is crucial for elderly patients to adhere to the maximum dosage limit of 16 teaspoonfuls within a 24-hour period and to avoid using the maximum dosage for more than 2 weeks.

For children under 12 years of age, it is recommended to consult a doctor before administration. Careful monitoring and adherence to these guidelines are essential to ensure the safety and efficacy of the treatment in geriatric patients.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. The potential risks and benefits must be carefully weighed, as the effects on fetal outcomes and lactation are not fully established. It is essential for women of childbearing potential to seek medical advice to ensure safe use during pregnancy and lactation.

Lactation

Lactating mothers are advised to consult a health professional prior to using this medication. There is no specific data available regarding the excretion of this drug 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 should consult a healthcare professional prior to use, particularly if they have a history of kidney disease. It is essential to assess renal function and consider potential dosing adjustments or monitoring requirements based on the degree of impairment.

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

There is currently no specific information available regarding overdosage for this medication. Healthcare professionals are advised to monitor patients closely for any signs of adverse effects or symptoms that may arise from excessive dosing. In the event of suspected overdosage, it is recommended to initiate supportive care and symptomatic treatment as necessary.

Healthcare providers should consider contacting a poison control center or a medical toxicologist for guidance on management strategies tailored to the individual patient's needs. Continuous assessment and monitoring of vital signs and clinical status are essential in managing any potential complications associated with overdosage.

Nonclinical Toxicology

If pregnant or breastfeeding, it is advised to consult a health professional prior to use. No specific non-teratogenic effects have been identified. Additionally, there are no detailed findings related to nonclinical toxicology or animal pharmacology and toxicology available.

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 and handling to ensure the safety of young individuals.

Storage and Handling

The product is supplied in a configuration that ensures optimal handling and storage. It should be stored at room temperature, away from extreme temperatures. It is essential to protect the product from freezing to maintain its integrity. Additionally, the container must be kept tightly closed to prevent contamination and preserve the quality 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 Geri-Mox Antacid Antigas, 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 Geri-Mox Antacid Antigas, 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.