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Geri-Lanta 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
May 12, 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
May 12, 2025
Manufacturer
ATLANTIC BIOLOGICALS CORP.
Registration number
M001
NDC root
17856-0630
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 medication is designed to relieve discomfort caused by heartburn, sour stomach, acid indigestion, and gas. It works by addressing the underlying causes of these symptoms, helping you feel more comfortable after meals or during episodes of digestive distress. If you're experiencing any of these issues, this drug may provide the relief you need.

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, unless your doctor advises otherwise. However, it’s important not to exceed 24 teaspoonfuls in a 24-hour period, and you should not use the maximum dosage for more than 2 weeks.

If the person taking the medication is under 12 years old, it’s best to consult a doctor for guidance on the appropriate dosage. Always follow these instructions carefully to ensure safe and effective use of the medication.

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, there are no known reasons that would prevent you from using it safely.

However, it's always important to consult with your healthcare provider before starting any new medication to ensure it’s appropriate for your individual health needs. If you have any concerns or questions about this medication, don’t hesitate to reach out to your doctor or pharmacist for guidance.

Side Effects

It's important to be aware of potential side effects and interactions when using this medication. You should consult your doctor if you have kidney disease or are on a magnesium-restricted diet before starting treatment. Additionally, if you are currently taking any prescription medications, it's wise to check with your doctor or pharmacist, as antacids can interact with certain 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 of these drugs.

If your symptoms persist for more than two weeks, you should stop using the medication and contact your doctor. If you are pregnant or breastfeeding, please seek advice from a healthcare professional before using this product. Always prioritize your health and safety by staying informed and asking questions when needed.

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.

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 consider 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 or at bedtime, unless directed otherwise by a healthcare professional.

Be cautious not to exceed 24 teaspoonfuls in a 24-hour period, and avoid using the maximum dosage for more than two weeks. Always prioritize your child's safety by following these guidelines and seeking medical advice when necessary.

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 your doctor if you have kidney disease, as this can affect how the medication works in your body. Additionally, if you are currently taking any prescription drugs, check with your doctor or pharmacist first, since some antacids can interact with these medications.

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 careful not to exceed 24 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 health by discussing any concerns with your doctor.

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. This means that taking them together might affect how well your medications work. To ensure your safety and the effectiveness of your treatment, always talk to your doctor or pharmacist before using antacids if you are currently on any prescription drugs. They can provide guidance tailored to your specific situation.

Storage and Handling

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

Additional Information

You should take this medication orally, with the recommended dosage for adults and children aged 12 years and older being 2 to 4 teaspoonfuls between meals or at bedtime, unless directed otherwise by your doctor. It's important not to exceed 24 teaspoonfuls in a 24-hour period or to use the maximum dosage for more than 2 weeks. If the patient is under 12 years old, consult a doctor for appropriate guidance.

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 and older should take 2 to 4 teaspoonfuls between meals, at bedtime, or as directed by a doctor.

Is there a maximum dosage I should be aware of?

Do not take more than 24 teaspoonfuls in 24 hours or use the maximum dosage for more than 2 weeks.

What should I do if I have kidney disease?

Ask a doctor before use if you have kidney disease.

Can I use this drug if I am pregnant or breastfeeding?

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

Are there any interactions with prescription drugs?

Yes, antacids may interact with certain prescription drugs, so ask a doctor or pharmacist before use.

What should I do if my symptoms last more than 2 weeks?

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

How should I store this drug?

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

What should children under 12 do before using this drug?

Children under 12 years should ask a doctor before use.

What should I do before using this drug if I am on a magnesium-restricted diet?

Ask a doctor before use if you are on a magnesium-restricted diet.

Packaging Info

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

Packaging configurations for Geri-Lanta Antacid Antigas.
Details

Drug Information (PDF)

This file contains official product information for Geri-Lanta Antacid Antigas, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Description

The product is identified by the SPL code 34089-3. No additional specific description details are provided in the available data.

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 24 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 not classified as a controlled substance, and there are no known risks of abuse, misuse, or dependence. Therefore, no specific conditions or situations have been identified in which the product should not be used.

Warnings and Precautions

Healthcare professionals should exercise caution when recommending this product to patients with specific health conditions or those taking other medications.

Patients with kidney disease or those on a magnesium-restricted diet should consult a physician prior to use. The potential for adverse effects necessitates careful consideration in these populations.

Additionally, it is imperative to advise patients to seek guidance from a healthcare provider or pharmacist if they are currently taking any prescription medications. Antacids may interact with certain drugs, which could lead to diminished therapeutic effects or increased risk of side effects.

Patients should be instructed to discontinue use and consult a healthcare professional if symptoms persist beyond two weeks. Prolonged symptoms may indicate an underlying condition that requires further evaluation.

For individuals who are pregnant or breastfeeding, it is essential to recommend consultation with a health professional before using this product to ensure safety for both the patient and the child.

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 advice 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 have the potential to interact with various prescription medications, which may affect their efficacy. It is advisable for patients to consult with a healthcare professional, such as a doctor or pharmacist, prior to using antacids if they are currently taking any prescription drugs. This precaution helps to ensure safe and effective use of both antacids and the prescribed medications, minimizing the risk of adverse interactions.

Packaging & NDC

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

Packaging configurations for Geri-Lanta 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 no more than 24 teaspoonfuls should be taken 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 guidelines, which stipulate that no more than 24 teaspoonfuls should be taken 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 essential to consult a doctor before administration. Careful monitoring and adherence to these recommendations are important 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 currently no available data on 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

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 maintaining airway patency, providing supplemental oxygen, and monitoring vital signs.

Additionally, it is recommended to consult local poison control centers or relevant toxicology resources for guidance on specific management protocols and antidotes, if applicable.

Documentation of the incident, including the amount and timing of the substance taken, is crucial for effective treatment and follow-up care.

Nonclinical Toxicology

There is currently no available information regarding teratogenic effects. Similarly, no data has been provided concerning non-teratogenic effects. Additionally, there is no information available in the nonclinical toxicology section. Furthermore, no details have been reported in the context of animal pharmacology and toxicology.

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 or misuse. It is important to emphasize the necessity of proper storage to ensure the safety of young individuals.

Storage and Handling

The product is supplied in configurations that include specific NDC numbers. It should be stored at room temperature, ensuring that it is protected from freezing. Additionally, the container must be kept tightly closed to maintain the integrity of the product.

Additional Clinical Information

The medication is administered orally. 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. Patients should not exceed 24 teaspoonfuls within a 24-hour period and should not use the maximum dosage for more than 2 weeks. For children under 12 years, it is advised to consult a doctor before use.

Drug Information (PDF)

This file contains official product information for Geri-Lanta 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-Lanta 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

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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.