Ferrex 150

Generic Name: polysaccharide-iron (PAHL-ee-SAA-kah-ride-EYE-run)
Brand Name: Examples include Ferrex 150 and Myferon 150

Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children younger than 6 years of age. Keep this and all medicines out of reach of children. In case of accidental ingestion, call the poison control center or a doctor immediately.


Ferrex 150 is used for:

Treating and preventing low levels of iron in the blood caused by certain types of anemia. It may also be used for other conditions as determined by your doctor.

Ferrex 150 is an essential body mineral. It works by replacing iron in your body if your body does not produce enough on its own.

Do NOT use Ferrex 150 if:

  • you are allergic to any ingredient in Ferrex 150
  • you have high levels of iron in your blood

Contact your doctor or health care provider right away if any of these apply to you.

Before using Ferrex 150:

Some medical conditions may interact with Ferrex 150. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

  • if you are pregnant, planning to become pregnant, or are breast-feeding
  • if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
  • if you have allergies to medicines, foods, or other substances
  • if you have inflammation of the intestines, Crohn disease, digestive problems, ulcers, anemia, or a blood disease (eg, porphyria, thalassemia)
  • if you have had multiple blood transfusions
  • if you have a history of alcohol abuse

Some MEDICINES MAY INTERACT with Ferrex 150. Tell your health care provider if you are taking any other medicines, especially any of the following:

  • Doxycycline, mycophenolate, penicillamine, or thyroid hormones (eg, levothyroxine) because the effectiveness of these medicines may be decreased

This may not be a complete list of all interactions that may occur. Ask your health care provider if Ferrex 150 may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.

How to use Ferrex 150:

Use Ferrex 150 as directed by your doctor. Check the label on the medicine for exact dosing instructions.

  • Ferrex 150 may be taken with food if it upsets your stomach.
  • Swallow Ferrex 150 whole. Do not break, crush, or chew before swallowing.
  • Do not take Ferrex 150 within 1 hour before or 2 hours after antacids, eggs, whole grain breads, cereal, milk, milk products, coffee, or tea.
  • Take Ferrex 150 with a full glass of water (8 oz/240 mL). Do not lie down for 30 minutes after taking Ferrex 150.
  • If you are also taking a bisphosphonate (eg, alendronate), a cephalosporin (eg, cephalexin), methyldopa, penicillamine, a quinolone (eg, ciprofloxacin), or a tetracycline (eg, minocycline) along with Ferrex 150, you may need to space the doses several hours apart. Ask your doctor or pharmacist how much time is needed between doses of Ferrex 150 and your other medicines.
  • If you miss a dose of Ferrex 150, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.

Ask your health care provider any questions you may have about how to use Ferrex 150.

Important safety information:

  • Do not take large doses of vitamins (megadoses or megavitamin therapy) while taking Ferrex 150 unless directed to by your doctor.
  • Do not exceed the recommended dose or take Ferrex 150 for longer than 6 months without checking with your doctor.
  • Ferrex 150 may cause your stools to darken. This is normal and not a cause for concern.
  • Ferrex 150 contains iron. Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children younger than 6 years of age. In case of accidental overdose, call a doctor or poison control center immediately.
  • Ferrex 150 may interfere with certain lab tests, such as tests used to check for blood in the stool. Make sure your doctor and laboratory personnel know you are using Ferrex 150.
  • LAB TESTS, including blood tests and iron levels, may be performed to monitor your progress or to check for side effects. Be sure to keep all doctor and lab appointments.
  • Use Ferrex 150 with extreme caution in CHILDREN. Safety and effectiveness have not been confirmed.
  • PREGNANCY and BREAST-FEEDING: If you become pregnant while taking Ferrex 150, discuss with your doctor the benefits and risks of using Ferrex 150 during pregnancy. Ferrex 150 is excreted in breast milk. If you are or will be breast-feeding while you are using Ferrex 150, check with your doctor or pharmacist to discuss the risks to your baby.

Possible side effects of Ferrex 150:

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Constipation; darkened or green stools; diarrhea; nausea; stomach upset.

Seek medical attention right away if any of these SEVERE side effects occur:

Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); black, tarry stools; blood or streaks of blood in the stool; fever; vomiting, especially with continuing sharp stomach pain.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

If OVERDOSE is suspected:

Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately. Symptoms may include difficulty breathing; loss of consciousness; seizures; severe nausea or diarrhea; stomach pain; tarry stools; unusual tiredness or drowsiness; unusually pale skin; vomiting; vomiting blood; weak, fast heartbeat.

Proper storage of Ferrex 150:

Store Ferrex 150 at room temperature, between 59 and 86 degrees F (15 and 30 degrees C). Store away from heat, moisture, and light. Do not store in the bathroom. Keep Ferrex 150 out of the reach of children and away from pets.

General information:

  • If you have any questions about Ferrex 150, please talk with your doctor, pharmacist, or other health care provider.
  • Ferrex 150 is to be used only by the patient for whom it is prescribed. Do not share it with other people.
  • If your symptoms do not improve or if they become worse, check with your doctor.
  • Check with your pharmacist about how to dispose of unused medicine.

This information should not be used to decide whether or not to take Ferrex 150 or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. 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 Ferrex 150. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to Ferrex 150. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using Ferrex 150.

Issue Date: January 2, 2013
Database Edition 13.1.1.001
Copyright © 2013 Wolters Kluwer Health, Inc.

Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. 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 this medicine. 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 your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.

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