Skip to Content

Magnesium Sulfate Injection

Pronunciation

Generic Name: Magnesium Sulfate Injection (mag NEE zee um SUL fate)

Uses of Magnesium Sulfate Injection:

  • It is used to treat or prevent low magnesium levels.
  • It is used to prevent and control seizures during pregnancy.
  • It may be given to you for other reasons. Talk with the doctor.

What do I need to tell my doctor BEFORE I take Magnesium Sulfate Injection?

  • If you have an allergy to magnesium or any other part of magnesium sulfate injection.
  • If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
  • If you have heart block.
  • If you have heart problems.

This is not a list of all drugs or health problems that interact with this medicine.

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take magnesium sulfate injection with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take Magnesium Sulfate Injection?

  • Tell all of your health care providers that you take this medicine. This includes your doctors, nurses, pharmacists, and dentists.
  • If you are on a low-magnesium diet, talk with your doctor.
  • Have blood work checked as you have been told by the doctor. Talk with the doctor.
  • Talk with your doctor before you use other drugs and natural products that slow your actions.
  • This medicine may contain aluminum. There is a chance of aluminum toxicity if you are on magnesium sulfate injection for a long time. The risk is greater if you have kidney problems. The risk is also higher in premature infants. Talk with the doctor.
  • Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this medicine while you are pregnant.
  • Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.

How is this medicine (Magnesium Sulfate Injection) best taken?

Use magnesium sulfate injection as ordered by your doctor. Read all information given to you. Follow all instructions closely.

  • It is given as a shot into a muscle or vein.
  • It is given as an infusion into a vein over a period of time.

What do I do if I miss a dose?

  • Call your doctor to find out what to do.

See also: Dosage Information (in more detail)

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • Signs of high magnesium levels like change in thinking clearly and with logic, feeling sluggish, slow movements, shortness of breath, upset stomach, or very bad dizziness or passing out.
  • Signs of low calcium levels like muscle cramps or spasms, numbness and tingling, or seizures.
  • Flushing.
  • Not able to move.
  • Feeling cold.
  • A heartbeat that does not feel normal.
  • Sweating a lot.

What are some other side effects of Magnesium Sulfate Injection?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if you have any side effects that bother you or do not go away.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.

See also: Side effects (in more detail)

If OVERDOSE is suspected:

If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

How do I store and/or throw out Magnesium Sulfate Injection?

  • If you need to store this medicine at home, talk with your doctor, nurse, or pharmacist about how to store it.

Consumer Information Use and Disclaimer

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else's drugs.
  • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
  • Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
  • Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
  • Check with your pharmacist about how to throw out unused drugs.
  • Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about magnesium sulfate injection, please talk with your doctor, nurse, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

This information should not be used to decide whether or not to take this medicine or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about magnesium sulfate injection. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using magnesium sulfate injection.

Review Date: September 6, 2017

Hide