Symptom checker
Select audience type

Switch between content for healthcare professionals (PRO) and general audience (GEN).

ADD CONDITION

items per page

Magnesium citrate

Last content change checked dailysee data sync status

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)
Pregnancy
See Pregnancy Use Section
Lactation
See Lactation Use Section
Marketed in the U.S.
Since 2023
Label revision date
December 16, 2025
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
Liquid
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 2023
Label revision date
December 16, 2025
Manufacturer
Meijer Distribution Inc
Registration number
M007
NDC root
79481-0033
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 that comes in an oral solution, designed to help relieve occasional constipation (irregularity). It works by drawing water into the intestines, which helps to stimulate a bowel movement, typically within 30 minutes to 6 hours after taking it.

This product is available in a cherry flavor and is both dye-free and sugar-free, making it a gentle option for those seeking relief from constipation.

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. This can be particularly useful when you're feeling uncomfortable and need a quick solution to get back to your regular routine.

Dosage and Administration

Before you take this medication, make sure to shake the bottle well. When you're ready to take your dose, drink a full glass (8 ounces) of liquid along with it. You can take this 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 can take 3 to 7 fluid ounces, with a maximum of 7 fluid ounces in a day. For younger children aged 2 to under 6 years, the dose is 2 to 3 fluid ounces, and again, the maximum is 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 precautions when using this medication. You should stop using it and consult your doctor if you experience rectal bleeding or if you do not have a bowel movement after using it, as these symptoms may indicate a serious health issue.

Currently, there are no specific contraindications, risks of abuse or misuse, or concerns about dependence associated with this medication. However, always prioritize your health and safety by following these guidelines.

Side Effects

It's important to be aware of potential side effects when using this medication. You should stop using it and consult a doctor if you experience rectal bleeding or if you do not have a bowel movement after use, as these could indicate a serious condition.

Before using this product, talk to 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 more than a week, it's best to seek medical advice. If you are taking other medications, consult with your doctor or pharmacist, as this laxative may affect how those drugs work.

Warnings and Precautions

Before using this product, 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 lasting more than two weeks or have been using a laxative for more than a week, please seek medical advice.

Be cautious and talk to your doctor or pharmacist if you are taking any other medications, as this product can affect how they work. It's recommended to take this laxative at least two hours before or after taking other drugs to avoid interactions.

If you experience rectal bleeding or do not have a bowel movement after using this product, stop using it and contact your doctor, as these could indicate a serious issue. In the event of an overdose, seek emergency medical help or contact a Poison Control Center immediately.

Overdose

If you suspect an overdose, it’s crucial to seek medical help immediately or contact a Poison Control Center. Signs of an overdose can vary, but they may include unusual symptoms that are more severe than typical side effects.

Don’t wait for symptoms to worsen; acting quickly can make a significant difference in your safety. Always prioritize your health and well-being by reaching out for professional assistance in these situations.

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’s safe for you and your baby. Always prioritize your health and the health of your child by seeking professional advice.

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

When it comes to giving this medication to children, it's important to follow specific guidelines based on their age. For children aged 12 years and older, the maximum amount you can give is between 6.5 to 10 fluid ounces in a 24-hour period. For those aged 6 to under 12 years, the limit is 3 to 7 fluid ounces, while children aged 2 to under 6 years should receive 2 to 3 fluid ounces, with a maximum of 3 fluid ounces in a day.

If your child is under 2 years old, it's crucial to consult a doctor before administering this medication. Always ensure you adhere to these dosage recommendations to keep your child safe and healthy.

Geriatric Use

While there is no specific information available about the use of this medication in older adults, it’s important to approach any new treatment with caution. As you age, your body may process medications differently, and factors like kidney function (renal impairment) and changes in cognition can affect how well a drug works or how it may impact you.

If you are an older adult or a caregiver, it’s wise to discuss any concerns with your healthcare provider. They can help determine the best approach for your individual health needs, ensuring that any medication you take is safe and effective for you. Always keep your doctor informed about all medications you are taking, as this can help prevent potential interactions or side effects.

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 open communication with your doctor regarding your kidney health to ensure the best care.

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 if you have hepatic impairment (liver issues).

Before starting any new medication, including this one, you should discuss your liver health with your healthcare provider. They can help determine the best approach for your treatment and ensure your safety.

Drug Interactions

It's important to be aware that certain medications can interact with each other, which may affect how well they work. For example, if you are taking laxatives like magnesium citrate, it's recommended to take them at least 2 hours before or after other medications. This helps ensure that the laxative does not interfere with the effectiveness of your other drugs.

Always discuss any medications you are taking with your healthcare provider. They can help you understand potential interactions and ensure that your treatment plan is safe and effective.

Storage and Handling

To ensure the best performance of your product, store it in a cool, dry place where the temperature stays between 46° and 86°F (8° and 30°C). This temperature range helps maintain the product's effectiveness and safety.

When handling the product, be sure to keep it in a clean environment to avoid contamination. Always follow any specific instructions provided for use and disposal to ensure safety and effectiveness.

Additional Information

No further information is available.

FAQ

What is magnesium citrate used for?

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

How quickly does magnesium citrate work?

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

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 should I do before using magnesium citrate?

Shake well before using and drink a full glass (8 ounces) of liquid with each dose.

Are there any warnings associated with magnesium citrate?

Yes, 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.

Who should consult a doctor before using magnesium citrate?

You should ask a doctor before use if you have kidney disease, a magnesium-restricted diet, abdominal pain, nausea, vomiting, or a sudden change in bowel habits that persists for 2 weeks.

Can magnesium citrate interact with other medications?

Yes, it may affect how other drugs work, so take this product 2 or more hours before or after other drugs.

What should I do in case of an overdose?

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

Is magnesium citrate safe for children?

For children 6 to under 12 years of age, the dosage is 3 to 7 fl oz, and for children 2 to under 6 years, it is 2 to 3 fl oz. For children under 2 years, consult a doctor.

What should I do if I am pregnant or breastfeeding?

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

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 following administration.

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 may be administered as a single daily dose or divided into multiple doses, with a recommended range of 6.5 to 10 fluid ounces. The maximum allowable dosage for this age group is 10 fluid ounces within a 24-hour period.

For children aged 6 to under 12 years, the dosage ranges from 3 to 7 fluid ounces, with a maximum of 7 fluid ounces in a 24-hour period.

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.

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

Contraindications

Use is contraindicated in patients experiencing rectal bleeding or failure to have a bowel movement after use, as these may indicate a serious underlying condition. In such cases, it is essential to discontinue use and consult a healthcare professional.

Warnings and Precautions

It is imperative that healthcare professionals advise patients to consult a physician prior to use if they have any of the following conditions: kidney disease, a magnesium-restricted diet, abdominal pain, nausea, or vomiting. Additionally, patients should seek medical advice if they have experienced 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.

Healthcare professionals should also caution patients to consult a doctor or pharmacist before using this product if they are currently taking any other medications. It is recommended that this product be taken at least two hours before or after the administration of other drugs, as laxatives may influence the efficacy of concurrent medications.

Patients must be instructed to discontinue use and seek medical attention if they experience rectal bleeding or if there is a failure to have a bowel movement after use, as these symptoms may indicate a serious underlying condition.

In the event of an overdose, immediate medical assistance should be sought, or the patient should contact a Poison Control Center without delay.

Side Effects

Patients should be aware of the potential adverse reactions associated with the use of this product. Serious adverse reactions may occur, and patients are advised to stop use and consult a healthcare professional if they experience rectal bleeding or failure to have a bowel movement after use, as these symptoms could indicate a serious underlying condition.

Before using this product, patients should seek medical advice 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 that persists for more than two weeks or who have been using a laxative for longer than one week should also consult a healthcare provider.

It is important for patients to inform their doctor or pharmacist if they are taking any other medications, as the use of this product may affect the efficacy of other drugs. To minimize potential interactions, patients should take this product at least two hours before or after administering other medications.

Drug Interactions

Laxatives, particularly magnesium citrate, may influence the efficacy of concomitantly administered medications. It is recommended that magnesium citrate be taken at least 2 hours before or after the administration of other drugs to minimize potential interactions.

Currently, there is no available information regarding other drug interactions or interactions with laboratory tests. Therefore, healthcare professionals should remain vigilant and monitor for any unexpected effects when magnesium citrate is used alongside other medications.

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 dosage of 6.5 to 10 fl oz, with a maximum limit of 10 fl oz in a 24-hour period. For children aged 6 to under 12 years, the recommended dosage is 3 to 7 fl oz, not exceeding 7 fl oz in 24 hours. In children aged 2 to under 6 years, the dosage is 2 to 3 fl oz, with a maximum of 3 fl oz in 24 hours. For infants and children under 2 years of age, it is advised to consult a doctor before administration.

Geriatric Use

Elderly patients may not have specific information regarding the use of this medication, including dosage adjustments, safety concerns, or special precautions. Therefore, healthcare providers should exercise caution when prescribing this medication to geriatric patients. It is advisable to monitor these patients closely for any potential adverse effects or changes in efficacy, given the lack of targeted data for this population.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. It is important to assess the potential risks and benefits associated with its use during pregnancy and lactation. The safety of this medication in pregnant women has not been established, and caution is advised to ensure the well-being of both the mother and the fetus.

Lactation

Lactating mothers are advised to consult a healthcare professional prior to using this medication. There is currently no available data 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 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 prescribing information.

Overdosage

In the event of an overdose, it is imperative to seek immediate medical assistance or contact a Poison Control Center without delay. Prompt intervention is crucial to mitigate potential adverse effects associated with the overdose.

Healthcare professionals should be aware that the specific symptoms of an overdose may vary depending on the substance involved. Therefore, a thorough assessment of the patient's condition is essential to determine the appropriate course of action.

Management of an overdose typically involves supportive care and symptomatic treatment. Continuous monitoring of the patient's vital signs and clinical status is recommended. In cases where the specific substance is known, targeted therapies may be employed as indicated.

It is essential for healthcare providers to remain vigilant and act swiftly in the management of overdose situations to ensure optimal patient outcomes.

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 these contexts.

Postmarketing Experience

No postmarketing experience details are available 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 may indicate a serious condition; therefore, they should be instructed to stop using the product and consult a doctor if they experience rectal bleeding or fail to have a bowel movement after use.

Before initiating treatment, healthcare providers should encourage patients to discuss their medical history and any existing conditions. Specifically, patients should be advised to consult a doctor prior to use if they have kidney disease, are on a magnesium-restricted diet, or are experiencing abdominal pain, nausea, or vomiting. Additionally, patients should be informed that a sudden change in bowel habits persisting for two weeks or the prolonged use of a laxative for more than one week warrants a discussion with their healthcare provider.

Furthermore, patients should be reminded to consult a doctor or pharmacist before using this product if they are currently taking any other medications. It is essential to instruct patients to take this laxative at least two hours before or after taking other drugs, as laxatives may influence the efficacy of concurrent 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 temperatures ranging from 46° to 86°F (8° to 30°C) to maintain its efficacy and stability. Proper container requirements must be adhered to, ensuring that the product is kept in a suitable environment. Special handling needs should be observed to prevent exposure to conditions outside the recommended temperature range.

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

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.