The Web Health


Magnesium citrate

Generic Name: Magnesium citrate [mag-NEE-see-um-SIH-trate].
Names of Brands: Citrate of Magnesia, Citroma Cherry, Citroma Lemon, Citroma, ColonX
Dosage Formats: Oral capsule (125 mg; 133.3 mg), oral liquid (1.745 mg/30 mL), or oral tablet (100 mg).
Drug Class: Laxatives.

What is Magnesium?

Magnesium is a natural mineral that is essential for numerous systems within the body, particularly the nerves and muscles. Magnesium citrate is also a good source of the amount of water that is absorbed by the intestines. Magnesium citrate can be used as an effective laxative for occasional constipation. Magnesium citrate can also be used for reasons not mentioned in this guideline for medication.

Side effects of Magnesium citrate-related 

Contact a medical professional immediately. Get medical attention immediately if you notice symptoms that indicate an allergic reaction, like hives, trouble breathing, or swelling of your lips, face, and tongue. Magnesium citrate can cause serious adverse side effects. Stop taking magnesium citrate and consult your physician immediately if you suffer from:

  • There is no stool movement for six hours after taking the medicine.
  • Discomfort during the bowel, bleeding from the rectal.
  • Watery diarrhea, nausea, vomiting, and severe stomach pain.
  • Urination that is painful or difficult.
  • Flushing (the warmth of redness or a tingly sensation).
  • A feeling of lightheadedness that makes you feel like you're passing out.
  • Breathing that is shallow or weak and slow heartbeats.
  • Muscles are weak, and thirst is increased.

Common adverse consequences of magnesium citrate include:

  • Loose stools, diarrhea, stomach cramps.
  • Upset stomach.
  • Diarrhea.
  • An increase in sweating.

This isn't a complete list of all the side effects. Other side effects could occur. Contact your doctor for advice regarding medical adverse effects. You can report symptoms to the FDA at 1-800-FDA-1088.


Follow the instructions on the label of your medication and the package. Inform your health care providers about your medical ailments and allergies, as well as the medicines you are taking.

Before you take this drug

Ask your doctor or pharmacist to determine if it's safe to take magnesium citrate if you suffer from other medical conditions, particularly:

  • Kidney disease.
  • A sudden change in the way you eat that lasts more than 2 weeks.
  • Stomach pain, nausea, vomiting.
  • If you are following an eating plan that is low in magnesium or potassium.

It is not clear if magnesium citrate can harm a baby who is not yet born. Do not take this medicine without your physician's recommendation if you are expecting. It is unclear if magnesium citrate gets into breast milk or if it can harm the baby who is nursing. Don't use this medication without seeking a doctor's guidance if you breastfeed babies.

How to take Magnesium Citrate?

Take it exactly as indicated on the label or as recommended by your physician. Don't use in greater than smaller quantities or for a longer time than is recommended. Consume magnesium citrate on an empty stomach at least an hour before or two hours after the meal.

Take measurements of liquid medicine using the syringe for dosing or a measuring spoon or cup for medicine. If you do not own a device for measuring doses, request one from your pharmacist. One. Drink this medicine with a glass of water. Magnesium citrate will cause an intestinal movement in 30 minutes to 6 hours after you have taken the medicine. Consult your physician if your symptoms don't improve after seven days of treatment or if the medication produces no results. The inability to have constipation after using the laxative could be an indication of a problem that is more serious than constipation occurring on occasion. Keep at room temperature, free of heat and moisture.

Details on dosage

Usual Adult Dose for Constipation:

One time, 240 mL of water orally.

Usual Pediatric Dose for Constipation:

6-year-olds: 0.5 mL/kg orally up to 200 mL. Repeat every 4 to 6 hours until the stools are clear.
Between 6 and 12 years old 6 to 12 years: 100 to 150 milliliters once orally.

What happens if I miss a dose?

Since magnesium citrate can be utilized when it is needed, it is possible that you are not following a regular dosing regimen. If you're following a regimen, take the dose you missed as soon as you can remember. Do not take any missed doses if it's nearing the time for the next scheduled dose. Don't use any extra medication to replace the missed dose.

What happens if I overdose?

For medical emergencies, seek emergency medical attention or contact the Poison Help line toll-free at 1-800-222-1222.

What should be avoided?

Do not take any other medication within 2 hours prior to or after taking magnesium citrate. Laxatives can make it more difficult for the body's system to absorb other medicines.

Interaction with other drugs

Other medications may be incompatible with magnesium citrate, such as prescription and over-the-counter medications, vitamins, and herbal products. Be sure to inform your health professionals about the medicines you are taking currently and all medicines that you decide to stop or change your use of.