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Medications and Drugs

Brand Names: Citrate of Magnesia, Citroma

Generic Name: magnesium citrate (Pronunciation: mag NEE see um SIH trate)

What is magnesium citrate (Citrate of Magnesia, Citroma)?

Magnesium is a naturally occurring mineral. Magnesium is important for many systems in the body especially the muscles and nerves. Magnesium citrate also increases water in the intestines, which may induce defecation.

Magnesium hydroxide is used as a laxative to relieve occasional constipation (irregularity).

Magnesium citrate may also be used for purposes other than those listed in this medication guide.

What are the possible side effects of magnesium citrate (Citrate of Magnesia, Citroma)?

Stop taking magnesium citrate and seek emergency medical attention if you experience an allergic reaction (difficulty breathing; closing of your throat; swelling of your lips, tongue, or face; or hives).

Other, less serious side effects may be more likely to occur. Continue to take magnesium citrate and talk to your doctor if you experience diarrhea, upset stomach, dizziness, or sweating.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about magnesium citrate (Citrate of Magnesia, Citroma)?

Before taking magnesium citrate, tell your doctor if you have any other medical conditions, allergies, or if you take other medicines or other herbal/health supplements. Magnesium citrate may not be recommended in some situations.

Do not use magnesium citrate as a laxative if you have stomach (abdominal) pain, nausea, or vomiting, unless directed by a doctor. If you notice a sudden change in bowel habits that persists over a period of 2 weeks, consult your healthcare provider before using a laxative. Magnesium citrate should not be used for longer than one week, unless otherwise directed by your healthcare provider. Rectal bleeding or failure to have a bowel movement after use of a laxative may indicate a more serious condition; stop using magnesium citrate and contact your healthcare provider.

Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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