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Magnesium citrate

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Active ingredient
Magnesium Citrate 1.745 g/29.6 mL
Other brand names
Drug classes
Calculi Dissolution Agent, Osmotic Laxative
Dosage form
Liquid
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2025
Label revision date
February 4, 2026
Active ingredient
Magnesium Citrate 1.745 g/29.6 mL
Other brand names
Drug classes
Calculi Dissolution Agent, Osmotic Laxative
Dosage form
Liquid
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2025
Label revision date
February 4, 2026
Manufacturer
Hy-Vee, Inc.
Registration number
M007
NDC root
42507-249

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Drug Overview

Lemon Magnesium Citrate is a saline laxative designed to help relieve occasional constipation, which is when you experience irregular bowel movements. It works by drawing water into the intestines, which helps to stimulate a bowel movement typically within ½ to 6 hours after taking it.

This product comes in a 10 fluid ounce (296 mL) bottle and is non-pasteurized and BPA free, ensuring a safer option for your digestive health. If you're experiencing occasional constipation, Lemon Magnesium Citrate may be a helpful solution to get your system back on track.

Uses

If you're experiencing occasional constipation (irregularity), this medication can help provide relief. It works by stimulating your bowels, typically resulting in a bowel movement within 30 minutes to 6 hours after taking it.

You can rely on this treatment to help restore regularity and ease discomfort associated with constipation.

Dosage and Administration

Before you take your medication, make sure to shake the bottle well. When you're ready to take your dose, drink a full glass of liquid (8 ounces) along with it. You can take your medication either as a single dose each day or split it into smaller doses throughout the day.

For adults and children aged 12 and older, the recommended dose is between 6.5 to 10 fluid ounces, but you should not exceed 10 fluid ounces in a 24-hour period. If your child is between 6 and 12 years old, they should take 3 to 7 fluid ounces, with a maximum of 7 fluid ounces in a day. For children aged 2 to under 6 years, the dose is 2 to 3 fluid ounces, not exceeding 3 fluid ounces in 24 hours. If your child is under 2 years old, it's important to consult a doctor before giving them this medication.

What to Avoid

It's important to be aware of certain situations where you should stop using this medication and consult your doctor. If you experience rectal bleeding or if you do not have a bowel movement after using the product, these could be signs of a serious condition that requires medical attention.

Currently, there are no specific contraindications, risks of abuse or misuse, or concerns about dependence associated with this medication mentioned in the information provided. However, always prioritize your health and safety by following the guidance of your healthcare provider.

Side Effects

If you experience rectal bleeding or do not have a bowel movement after using this medication, it is important to stop using it and consult your doctor. These symptoms could indicate a serious condition that requires medical attention. Always prioritize your health and seek guidance if you have any concerns.

Warnings and Precautions

It’s important to be aware of some key warnings when using this product. If you experience rectal bleeding or if you do not have a bowel movement after using it, you should stop taking the product and call your doctor immediately, as these could indicate a serious health issue.

In case of an overdose, seek emergency medical help or contact a Poison Control Center right away. Taking these precautions can help ensure your safety while using this medication.

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 signs of an overdose, which can include symptoms like extreme drowsiness, confusion, or difficulty breathing. If you suspect an overdose, it’s crucial to seek immediate medical help.

In case of an emergency, call your local emergency number or go to the nearest hospital. Always keep medications out of reach of children and follow the prescribed dosage to prevent any potential risks. 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 your healthcare professional before using this medication. They can provide guidance on whether it is safe for you and your baby. Always prioritize open communication with your doctor regarding any medications you may be considering during this time.

Lactation Use

If you are pregnant or breastfeeding, it’s important to consult with your 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

If you have a child under 2 years old, it's important to consult with a doctor before giving them this medication. For children aged 2 to under 6 years, the maximum dosage is 2 to 3 fluid ounces, not exceeding 3 fluid ounces in a 24-hour period. For those aged 6 to under 12 years, they can take between 3 to 7 fluid ounces, with a maximum of 7 fluid ounces in 24 hours.

Make sure to keep this medication out of reach of children. If you suspect an overdose, seek medical help or contact a Poison Control Center immediately.

Geriatric Use

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

If you experience rectal bleeding or do not have a bowel movement after using this medication, stop using it immediately and contact your doctor. These symptoms could indicate a more serious health issue that needs attention. Always prioritize safety and communication with your healthcare provider when managing medications.

Renal Impairment

If you have kidney problems, it's important to know that you may need a lower dose of the medication you are prescribed. Before starting treatment, your healthcare provider will assess your creatinine clearance (a measure of how well your kidneys are filtering waste) to ensure the medication is safe for you.

Additionally, regular tests to monitor your kidney function are recommended, especially if you already have existing kidney issues. If your renal impairment is significant, your doctor will closely monitor you to prevent any potential toxicity from the medication. Always communicate openly with your healthcare team about your kidney health.

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 differently due to your liver health.

It's always best to discuss your liver condition with your healthcare provider before starting any new medication. They can provide personalized advice and ensure that your treatment is safe and effective for you.

Drug Interactions

It's important to have open conversations with your healthcare provider about any medications or tests you may be taking. While there are no specific drug interactions or laboratory test interactions noted for this medication, your healthcare provider can help ensure that everything you are taking works well together and is safe for you.

Always feel free to ask questions and share your complete list of medications and any lab tests you may be undergoing. This way, you can receive the best possible care tailored to your needs.

Storage and Handling

To ensure the best performance and safety of your product, store it in a cool, dry place where the temperature remains between 46° and 86°F (8° and 30°C). This temperature range helps maintain the integrity of the device and its components.

When handling the product, be sure to do so with clean hands and in a clean environment to avoid contamination. Always follow any specific disposal instructions provided to ensure safe and responsible disposal of any used components.

Additional Information

No further information is available.

FAQ

What is Lemon Magnesium Citrate used for?

Lemon Magnesium Citrate is a saline laxative used for the relief of occasional constipation (irregularity).

How quickly does Lemon Magnesium Citrate work?

It generally produces a bowel movement in 1/2 to 6 hours.

What should I do if the cap is missing or broken?

Do not use Lemon Magnesium Citrate if the tamper evident twist-off cap is missing, broken, or separated from the neck ring.

What is the recommended dosage for adults and children over 12?

Adults and children 12 years of age and over should take 6.5 to 10 fl oz, with a maximum of 10 fl oz in 24 hours.

What is the dosage for children aged 6 to under 12?

Children 6 to under 12 years of age should take 3 to 7 fl oz, with a maximum of 7 fl oz in 24 hours.

What should children under 2 years of age do?

For children under 2 years of age, you should ask a doctor before use.

What should I do if I experience rectal bleeding?

Stop use and ask a doctor if you have rectal bleeding or failure to have a bowel movement after use, as these could be signs of a serious condition.

Is there any special consideration for those with kidney disease?

Yes, you should ask a doctor before use if you have kidney disease, as renal impairment may necessitate a reduced dose.

What should I do in case of overdose?

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

How should Lemon Magnesium Citrate be stored?

Store Lemon Magnesium Citrate at temperatures between 46° and 86°F (8° and 30°C).

Packaging Info

Below are the non-prescription pack sizes of Magnesium Citrate. Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Magnesium Citrate.
Details

Drug Information (PDF)

This file contains official product information for Magnesium Citrate, 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 occasional constipation (irregularity). It generally produces a bowel movement within 1/2 to 6 hours of administration.

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

Dosage and Administration

The medication should be shaken well before use. It is recommended that patients drink a full glass (8 ounces) of liquid with each dose to ensure proper administration.

For adults and children aged 12 years and older, the dosage ranges from 6.5 to 10 fluid ounces, with a maximum limit of 10 fluid ounces within a 24-hour period.

For children aged 6 to under 12 years, the appropriate dosage is between 3 to 7 fluid ounces, not exceeding 7 fluid ounces in a 24-hour period.

For children aged 2 to under 6 years, the dosage should be between 2 to 3 fluid ounces, with a maximum of 3 fluid ounces in a 24-hour period.

For children under 2 years of age, it is advised to consult a physician for appropriate dosing recommendations.

The medication may be administered as a single daily dose or divided into multiple doses as deemed necessary.

Contraindications

Use is contraindicated in patients experiencing rectal bleeding or failure to have a bowel movement after use, as these symptoms may indicate a serious underlying condition. In such cases, it is essential to seek medical advice promptly.

Warnings and Precautions

In the event of an overdose, it is imperative to seek emergency medical assistance immediately or contact a Poison Control Center. Prompt action is crucial to mitigate potential adverse effects associated with overdose.

Patients should discontinue use and consult their healthcare provider if they experience rectal bleeding or fail to have a bowel movement after administration. These symptoms may indicate a serious underlying condition that requires further evaluation and intervention.

Healthcare professionals are advised to monitor patients closely for these signs and symptoms to ensure timely management and to prevent complications.

Side Effects

Patients should discontinue use and consult a healthcare professional if they experience rectal bleeding or failure to have a bowel movement after use, as these symptoms may indicate a serious underlying condition.

Drug Interactions

There are currently no documented drug interactions associated with this medication. Additionally, there are no known interactions with laboratory tests. As such, no specific recommendations for dosage adjustments or monitoring are warranted at this time.

Packaging & NDC

Below are the non-prescription pack sizes of Magnesium Citrate. Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Magnesium Citrate.
Details

Pediatric Use

Pediatric patients under 2 years of age should consult a healthcare professional before use. For children aged 2 to under 6 years, the recommended dosage is 2 to 3 fluid ounces, with a maximum of 3 fluid ounces in a 24-hour period. In children aged 6 to under 12 years, the dosage increases to 3 to 7 fluid ounces, with a maximum of 7 fluid ounces in 24 hours.

For adolescents and adults aged 12 years and over, the dosage ranges from 6.5 to 10 fluid ounces, with a maximum of 10 fluid ounces in 24 hours. It is essential to keep this product out of reach of children. In the event of an overdose, immediate medical assistance should be sought, or contact a Poison Control Center without delay.

Geriatric Use

Elderly patients should exercise caution when using this medication, particularly those with pre-existing kidney disease. It is advisable for geriatric patients to consult a healthcare provider prior to use to ensure safety and appropriateness of the treatment.

Additionally, elderly patients are encouraged to discuss any concurrent medications with their doctor or pharmacist before initiating therapy. This is crucial to avoid potential drug interactions that may arise from polypharmacy, which is common in this population.

Should any rectal bleeding occur or if there is a failure to have a bowel movement after use, it is imperative for elderly patients to discontinue the medication and seek medical advice immediately. These symptoms may indicate a serious underlying condition that requires prompt evaluation.

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 healthcare professional prior to using this medication. There is no specific data available regarding the excretion of this medication in breast milk or its effects on breastfed infants. Therefore, caution is recommended when administering this medication to lactating mothers.

Renal Impairment

Patients with renal impairment may necessitate a reduced dose of the medication. It is essential to assess creatinine clearance prior to initiating therapy in this population. Regular renal function tests are recommended for patients with existing kidney problems to monitor their condition effectively. Additionally, special monitoring is required for patients with significant renal impairment to avoid potential toxicity.

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 overdosage information, it is essential for healthcare professionals to remain vigilant regarding the potential for overdose with this medication. In cases where an overdose is suspected, immediate medical attention should be sought.

Healthcare providers are advised to monitor patients closely for any signs or symptoms that may indicate an overdose. These may include, but are not limited to, increased severity of known side effects, unusual behavioral changes, or any other atypical clinical manifestations.

Management of an overdose should be guided by the clinical presentation of the patient. Supportive care is paramount, and symptomatic treatment should be initiated as necessary. It is recommended that healthcare professionals consult local poison control centers or relevant toxicology resources for specific guidance on the management of overdose cases.

In summary, while specific overdosage information is not available, healthcare professionals should exercise caution, remain observant for potential overdose symptoms, and implement appropriate management strategies as needed.

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 safety profile in nonclinical settings.

Postmarketing Experience

No postmarketing experience details are provided in the insert.

Patient Counseling

Healthcare providers should advise patients to seek immediate medical assistance or contact a Poison Control Center in the event of an overdose. It is important for patients to be aware of the signs that warrant discontinuation of the product; they should stop use and consult a doctor if they experience rectal bleeding or fail to have a bowel movement after use, as these symptoms may indicate a serious condition.

Patients should be encouraged to consult with their healthcare provider before using this product if they have any of the following conditions: kidney disease, a magnesium-restricted diet, abdominal pain, nausea, or vomiting. Additionally, patients should inform their healthcare provider if they have noticed a sudden change in bowel habits that persists for more than two weeks or if they have been using a laxative for longer than one week.

Furthermore, patients should be instructed to ask a doctor or pharmacist before using this product if they are currently taking any other medications. It is essential to take this product at least two hours before or after other drugs, as laxatives may influence the effectiveness of other medications.

Storage and Handling

The product is supplied in various package configurations, with specific NDC numbers available for identification. It is essential to store the product at temperatures ranging from 46° to 86°F (8° to 30°C) to maintain its integrity and efficacy. Proper storage conditions must be adhered to, ensuring that the product is kept within the specified temperature range to prevent degradation.

Additional Clinical Information

No further data are available.

Drug Information (PDF)

This file contains official product information for Magnesium Citrate, 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 Magnesium Citrate, 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.