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Generic name: iron polysaccharideI-urn-POL-lee-SAK-ah-ride ]
Brand names: Ezfe, Ferrex-150, Hematex, NovaFerrum 50, NovaFerrum Pediatric, ... show all 8 brands
Drug class: Iron products

Medically reviewed by on Dec 25, 2023. Written by Cerner Multum.

What is Ferrex-150?

Ferrex-150 is a form of the mineral iron. Iron is important for many functions in the body, especially for the transport of oxygen in the blood.

Ferrex-150 is used to prevent and to treat iron deficiencies and iron deficiency anemia.

Ferrex-150 is not for use as a general dietary supplement in people with normal iron levels.

Ferrex-150 may also be used for purposes not listed in this medication guide.

Ferrex-150 side effects

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Ferrex-150 may cause serious side effects. Call your doctor at once if you have:

Common side effects of Ferrex-150 may include:

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.


You should not take Ferrex-150 if you have hemochromatosis, hemosiderosis, or hemolytic anemia.

Keep Ferrex-150 out of the reach of children. An accidental overdose of iron by a child can be fatal.

Before taking this medicine

You should not take Ferrex-150 if you have:

Do not give this medicine to a child without medical advice.

Tell your doctor if you are pregnant or breastfeeding. Your dose needs may be different during pregnancy or while you are nursing.

How should I take Ferrex-150?

Use exactly as directed on the label, or as prescribed by your doctor.

Take Ferrex-150 on an empty stomach for best results. If stomach upset occurs, take the medicine with food or after a meal.

Measure liquid medicine carefully. Use the dosing syringe provided, or use a medicine dose-measuring device (not a kitchen spoon).

Read and carefully follow any Instructions for Use provided with your medicine. Ask your doctor or pharmacist if you do not understand these instructions.

You will need frequent medical tests.

Do not use Ferrex-150 to treat iron deficiency anemia without your doctor's advice. Every person with anemia should remain under the care of a doctor.

Store at room temperature away from moisture and heat.

Keep this medicine out of the reach of children. An accidental overdose of iron can be fatal to a child.

What happens if I miss a dose?

Take the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Do not take two doses at one time.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. An overdose of Ferrex-150 can be fatal, especially to a child.

Overdose symptoms may include decreased energy, fever, vomiting, stomach pain, tarry stools, weak pulse, fast heart rate, or seizure (convulsions).

What should I avoid while taking iron polysaccharide?

For at least 2 hours before or 2 hours after you take Ferrex-150, avoid:

What other drugs will affect Ferrex-150?

Some medicines can make Ferrex-150 much less effective when taken at the same time. If you take any of the following medicines, take your this medicine dose 2 hours before or 2 hours after you take the other medicine:

This list is not complete. Other drugs may affect Ferrex-150, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed here.

More about Ferrex-150 (iron polysaccharide)

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Further information

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.