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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
Solution
Route
Oral
Prescription status
OTC (over the counter)
Pregnancy
See Pregnancy Use Section
Lactation
See Lactation Use Section
Marketed in the U.S.
Since 2021
Label revision date
February 5, 2026
Drug Information (PDF)
Prescribing information, PDF file
Active ingredient
Magnesium Citrate 1.745 g/29.6 mL
Other brand names
Drug classes
Calculi Dissolution Agent, Osmotic Laxative
Dosage form
Solution
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 2021
Label revision date
February 5, 2026
Manufacturer
Publix Super Markets, Inc.
Registration number
M007
NDC root
56062-266
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

Magnesium citrate is a saline laxative available as an oral solution with a pleasant lemon flavor. It is primarily used to relieve occasional constipation, helping to promote bowel movements typically within 30 minutes to 6 hours after consumption. This medication works by drawing water into the intestines, which helps to soften the stool and stimulate bowel activity.

If you're experiencing irregularity, magnesium citrate can be an effective option to help you find relief. Always ensure that the product is intact before use for your safety.

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 between 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 not use this medication. Specifically, you should avoid using it if you experience rectal bleeding or if you do not have a bowel movement after using it. These symptoms could indicate a more serious health issue that requires medical attention.

While there are no specific contraindications or concerns about abuse, misuse, or dependence mentioned, always prioritize your health and consult with a healthcare professional if you have any questions or concerns about your treatment.

Side Effects

Before using this medication, it's important to consult your doctor if you have kidney disease, are on a magnesium-restricted diet, or are experiencing abdominal pain, nausea, or vomiting. Additionally, if you've noticed a sudden change in your bowel habits that lasts for more than two weeks or have been using a laxative for longer than one week, you should also seek medical advice.

You should stop using this medication and contact your doctor if you experience rectal bleeding or if you do not have a bowel movement after using it, as these could indicate a more serious health issue.

Warnings and Precautions

Before using this medication, it's important to consult your doctor if you have any of the following conditions: kidney disease, a diet that restricts magnesium, abdominal pain, nausea, or vomiting. Additionally, if you've noticed a sudden change in your bowel habits that lasts for more than two weeks, or if you've been using a laxative for more than one week, please seek medical advice.

If you suspect an overdose, seek emergency medical help or contact a Poison Control Center immediately. You should also stop taking the medication and call your doctor if you experience rectal bleeding or if you do not have a bowel movement after using it, as these could indicate a serious health issue.

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 that you or someone else may have taken too much of a medication, it’s crucial to seek immediate medical help.

In case of an overdose, contact your local emergency services or go to the nearest hospital right away. Having the medication packaging or details on hand can help healthcare professionals provide the best care. Always remember, when in doubt, it’s better to be safe and get help.

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 giving this medication to your child, it's important to follow the recommended dosages based on their age. For children aged 12 years and older, the maximum amount is 10 fluid ounces in a 24-hour period. If your child is between 6 and 12 years old, they should not exceed 7 fluid ounces in a day. For those aged 2 to under 6 years, the limit is 3 fluid ounces, and for children under 2 years, you should consult a doctor before use.

Always keep this medication out of reach of children to prevent accidental ingestion. If you suspect an overdose, seek medical help or contact a Poison Control Center immediately. Your child's safety is the top priority, so please adhere to these guidelines closely.

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 and may require special attention.

Additionally, if you experience rectal bleeding or do not have a bowel movement after using the medication, stop using it immediately and contact your doctor. These symptoms could indicate a more serious health issue that needs to be addressed. Always prioritize safety and communication with your healthcare provider when it comes to medication 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 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 differently due to your liver health.

Always consult your healthcare provider for personalized advice and to discuss any concerns you may have regarding your liver function and how it relates to your treatment. They can help ensure that your medication is safe and effective for you.

Drug Interactions

It's important to take this product at least 2 hours before or after taking other medications. This is because laxatives can influence how well other drugs work in your body. To ensure your safety and the effectiveness of your treatments, always discuss any medications or tests you are undergoing with your healthcare provider. They can help you understand how to manage your medications properly and avoid any potential issues.

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°F and 86°F (8°C and 30°C). This temperature range helps maintain the integrity of the device.

When handling the product, be sure to keep it in a clean environment to avoid contamination. Always follow any specific disposal instructions provided to ensure safe and responsible disposal. By taking these precautions, you can help ensure the product works effectively and safely.

Additional Information

You should take this medication orally. If you are pregnant or breastfeeding, it's important to consult a healthcare professional before using it. Always keep this medication out of reach of children. In the event of an overdose, seek medical help or contact a Poison Control Center immediately.

FAQ

What is magnesium citrate?

Magnesium citrate is a saline laxative in an oral solution form, available in a lemon flavor.

What is magnesium citrate used for?

It is used for the relief of occasional constipation (irregularity) and generally produces a bowel movement in 1/2 to 6 hours.

How should I take magnesium citrate?

Shake well before using and drink a full glass (8 ounces) of liquid with each dose. It can be taken as a single daily dose or in divided doses.

What are the recommended dosages for children?

For children 6 to under 12 years, the dosage is 3 to 7 fl oz; for children 2 to under 6 years, it's 2 to 3 fl oz. For children under 2 years, consult a doctor.

Are there any warnings associated with magnesium citrate?

Yes, ask a doctor before use if you have kidney disease, a magnesium-restricted diet, abdominal pain, nausea, or a sudden change in bowel habits.

What should I do if I experience rectal bleeding?

Stop using magnesium citrate and call your doctor if you have rectal bleeding or failure to have a bowel movement after use, as these could indicate a serious condition.

Can I use magnesium citrate if I am pregnant or breastfeeding?

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

What should I do in case of an overdose?

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

How should I store magnesium citrate?

Store magnesium citrate at a temperature between 46° and 86°F (8° and 30°C).

Is there any specific information regarding drug interactions?

No specific drug interactions information is provided, but take magnesium citrate 2 or more hours before or after other drugs.

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 specified 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 in the available data.

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. The medication may be administered as a single daily dose or divided into multiple doses throughout the day.

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 recommended 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.

Contraindications

Use is contraindicated in patients with rectal bleeding or failure to have a bowel movement after use, as these may indicate a serious underlying condition.

Warnings and Precautions

Patients should consult a healthcare professional prior to use if they have any of the following conditions: kidney disease, a magnesium-restricted diet, abdominal pain, nausea, or vomiting. Additionally, individuals who have experienced a sudden change in bowel habits persisting for more than two weeks or who have been using a laxative for longer than one week should seek medical advice before proceeding with treatment.

In the event of an overdose, it is imperative to seek emergency medical assistance or contact a Poison Control Center immediately.

Patients are advised to discontinue use and contact their healthcare provider if they experience rectal bleeding or fail to have a bowel movement after use, as these symptoms may indicate a serious underlying condition.

Side Effects

Patients should be advised to consult a healthcare professional prior to use if they have a history of kidney disease, are on a magnesium-restricted diet, or are experiencing abdominal pain, nausea, or vomiting. Additionally, individuals who have noticed a sudden change in bowel habits persisting for more than two weeks or who have been using a laxative for longer than one week should seek medical advice before proceeding with treatment.

In the event of rectal bleeding or failure to have a bowel movement after use, patients are instructed to discontinue use and consult a healthcare provider, as these symptoms may indicate a serious underlying condition.

Drug Interactions

The use of this product should be carefully timed in relation to other medications. It is recommended that this product be taken at least 2 hours before or after the administration of other drugs to minimize potential interactions.

Particular attention should be given to the use of laxatives, as they may influence the efficacy of concurrent medications. Therefore, monitoring for altered therapeutic effects is advised when laxatives are used in conjunction with this product.

No specific drug interactions or laboratory test interactions have been identified; however, healthcare professionals should remain vigilant for any unforeseen effects when this product is used alongside other treatments.

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 aged 12 years and older may receive a maximum dosage of 10 fl oz within a 24-hour period, with a recommended range of 6.5 to 10 fl oz. For children aged 6 to under 12 years, the dosage is limited to a maximum of 7 fl oz in 24 hours, with a recommended range of 3 to 7 fl oz. In children aged 2 to under 6 years, the maximum dosage is 3 fl oz in 24 hours, with a recommended range of 2 to 3 fl oz. For children under 2 years of age, it is advised to consult a doctor before administration.

Healthcare professionals should ensure that this product is kept 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 consult a healthcare provider prior to using this medication, particularly if they have a history of kidney disease. It is essential for geriatric patients who are on a magnesium-restricted diet to seek medical advice before initiating treatment, as this may impact their safety and efficacy.

Additionally, if elderly patients experience rectal bleeding or fail to have a bowel movement after use, they should discontinue the medication and consult a healthcare professional immediately. These symptoms may indicate a serious underlying condition that requires prompt evaluation. Careful monitoring and appropriate dose modifications may be necessary to ensure the safety of geriatric patients using this medication.

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 considered in these populations to ensure the safety of both the mother and the fetus or infant.

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 medication in 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 overdosage information, it is essential for healthcare professionals to remain vigilant regarding the potential risks associated with excessive administration of the medication.

Healthcare providers should be aware that symptoms of overdosage may vary depending on the pharmacological properties of the drug and the individual patient's response. In cases where overdosage is suspected, immediate medical evaluation is recommended.

Management of overdosage should include supportive care and symptomatic treatment. Healthcare professionals are advised to monitor the patient closely for any adverse effects and to implement appropriate interventions based on the clinical presentation.

In the event of an overdose, contacting a poison control center or seeking guidance from a medical toxicologist may be beneficial for tailored management strategies. It is crucial to document the incident thoroughly and report any adverse events to the relevant regulatory authorities as per local guidelines.

Continued education on the signs and symptoms of overdosage, as well as the importance of adhering to prescribed dosages, is vital in preventing such occurrences.

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 use of the compound in question.

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 crucial for patients to understand the importance of stopping the use of this product and consulting a doctor if they experience rectal bleeding or fail to have a bowel movement after use, as these symptoms may indicate a serious underlying condition.

Patients should also be encouraged to consult with their healthcare provider or pharmacist prior to using this product if they are currently taking any other medications. It is important to inform patients that they should take this product at least 2 hours before or after taking 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 upon request. It is essential to store the product at a temperature range of 46° to 86°F (8° to 30°C) to maintain its efficacy and safety. Proper container requirements should be adhered to, ensuring that the product is kept in a suitable environment. Special handling needs must be observed to prevent any compromise to the product's integrity.

Additional Clinical Information

The medication is administered orally. Clinicians should advise patients who are pregnant or breastfeeding to consult a health professional prior to use. It is important to keep the medication out of reach of children, and in the event of an overdose, patients should seek medical assistance or contact a Poison Control Center immediately.

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

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.