Friday, September 23, 2016

magnesium oxide


Generic Name: magnesium oxide (mag NEE see um OCK side)

Brand names: Mag-200, Mag-Ox 400, MagGel, Uro-Mag, Phillips' Cramp-free


What is magnesium oxide?

Magnesium is a naturally occurring mineral. Magnesium is important for many systems in the body especially the muscles and nerves.


Magnesium oxide is used as a supplement to maintain adequate magnesium in the body.


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


What is the most important information I should know about magnesium oxide?


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


Who should not take magnesium oxide?


Do not take magnesium oxide without first talking to your doctor if you have kidney disease.

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


It is not known whether magnesium oxide will harm an unborn baby. Do not take magnesium oxide without first talking to your doctor if you are pregnant or planning a pregnancy. It is not known whether magnesium oxide will harm an nursing baby. Do not take magnesium oxide without first talking to your doctor if you are breast-feeding a baby.

How should I take magnesium oxide?


Take magnesium oxide exactly as directed by your doctor or as directed on the package. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you.


Take the tablets and capsules with a full glass of water.

To ensure that you get the correct dose, measure the liquid form of magnesium with a dose-measuring spoon or cup, not with a regular table spoon. If you do not have a dose-measuring device, ask your pharmacist where you can get one.


Do not take more magnesium oxide than is directed. Store magnesium oxide at room temperature away from moisture and heat.

See also: Magnesium oxide dosage (in more detail)

What happens if I miss a dose?


Take the missed dose as soon as you remember. However, if it is almost time for the next dose, skip the dose you missed and take only the next regularly scheduled dose. Do not take a double dose of this medication.


What happens if I overdose?


Seek emergency medical attention.

Symptoms of an magnesium oxide overdose include nausea, vomiting, flushing, low blood pressure, a slow heartbeat, drowsiness, coma, and death.


What should I avoid while taking magnesium oxide?


There are no restrictions on food, beverages, or activity while taking magnesium oxide unless otherwise directed by your doctor.


Magnesium oxide side effects


Stop taking magnesium oxide 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 oxide and talk to your doctor if you experience diarrhea or an upset stomach.


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.


Magnesium oxide Dosing Information


Usual Adult Dose for Duodenal Ulcer:

Tablets: 400 to 800 mg (241 to 482 mg elemental magnesium) orally once a day.
Capsules: 140 mg (84 mg elemental magnesium) orally 3 to 4 times a day.

Usual Adult Dose for Dyspepsia:

Tablets: 400 to 800 mg (241 to 482 mg elemental magnesium) orally once a day.
Capsules: 140 mg (84 mg elemental magnesium) orally 3 to 4 times a day.

Usual Adult Dose for Gastric Ulcer:

Tablets: 400 to 800 mg (241 to 482 mg elemental magnesium) orally once a day.
Capsules: 140 mg (84 mg elemental magnesium) orally 3 to 4 times a day.

Usual Adult Dose for Gastroesophageal Reflux Disease:

Tablets: 400 to 800 mg (241 to 482 mg elemental magnesium) orally once a day.
Capsules: 140 mg (84 mg elemental magnesium) orally 3 to 4 times a day.

Usual Adult Dose for Hypomagnesemia:

Tablets: 400 to 800 mg (241 to 482 mg elemental magnesium) orally once a day.
Capsules: 140 mg (84 mg elemental magnesium) orally 3 to 4 times a day.

Usual Adult Dose for Pathological Hypersecretory Disorder:

Tablets: 400 to 800 mg (241 to 482 mg elemental magnesium) orally once a day.
Capsules: 140 mg (84 mg elemental magnesium) orally 3 to 4 times a day.

Usual Adult Dose for Renal Stones:

140 to 420 mg (84 to 252 mg elemental magnesium) orally once a day. Magnesium oxide has also been used in combination with pyridoxine to prevent recurrence of calcium oxalate renal calculi.

Usual Adult Dose for Constipation:

Oral:
Caplets (500 mg): 2 to 4 caplets orally daily with a full 8 ounce glass of liquid.

Caplets may be taken all at bedtime or separately throughout the day.

Usual Pediatric Dose for Constipation:

Oral:
12 years or older:
Caplets (500 mg): 2 to 4 caplets orally daily with a full 8 ounce glass of liquid.

Caplets may be taken all at bedtime or separately throughout the day.


What other drugs will affect magnesium oxide?


Before taking magnesium oxide, talk to your doctor if you are taking



  • a tetracycline antibiotic such as tetracycline (Sumycin, Achromycin V, and others), demeclocycline (Declomycin), doxycycline (Vibramycin, Monodox, Doxy, and others), minocycline (Minocin, Dynacin, and others), or oxytetracycline (Terramycin, and others);




  • a fluoroquinolone antibiotic such as ciprofloxacin (Cipro), ofloxacin (Floxin), enoxacin (Penetrex), norfloxacin (Noroxin), sparfloxacin (Zagam), levofloxacin (Levaquin), lomefloxacin (Maxaquin), grepafloxacin (Raxar), and others;




  • penicillamine (Cuprimine);




  • digoxin (Lanoxin, Lanoxicaps); or




  • nitrofurantoin (Macrodantin, Furadantin, others).



You not be able to take magnesium oxide, or you may require a dosage adjustment or special monitoring during your treatment if you are taking any of the medicines listed above.


Drugs other than those listed here can also interact with magnesium oxide. Talk to your doctor and pharmacist before taking any over-the-counter or prescription medicines.



More magnesium oxide resources


  • Magnesium oxide Side Effects (in more detail)
  • Magnesium oxide Dosage
  • Magnesium oxide Use in Pregnancy & Breastfeeding
  • Drug Images
  • Magnesium oxide Drug Interactions
  • Magnesium oxide Support Group
  • 8 Reviews for Magnesium oxide - Add your own review/rating


  • Magnesium Oxide Professional Patient Advice (Wolters Kluwer)

  • Magnesium Oxide MedFacts Consumer Leaflet (Wolters Kluwer)



Compare magnesium oxide with other medications


  • Constipation
  • Duodenal Ulcer
  • GERD
  • Hypomagnesemia
  • Indigestion
  • Pathological Hypersecretory Disorder
  • Stomach Ulcer
  • Urinary Tract Stones


Where can I get more information?


  • Your pharmacist has additional information about magnesium oxide written for health professionals that you may read.

See also: magnesium oxide side effects (in more detail)


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