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What is Ferrous Sulfate?

Ferrous Sulfate is a prescription medication that is used to treat iron-deficiency anemia caused by having too little iron in the body. Ferrous sulfate is a type of iron that becomes part of your hemoglobin and myoglobin helping your muscle cells to store oxygen.

Make sure to always read the patient information and instructions before using this medication. Always follow your doctor’s directions.

  • Ferrous sulfate should be taken on an empty stomach. Take this medication either one hour before or two hours after a meal.
  • Swallow ferrous sulfate whole with a full glass of water.
  • Do not take any antacids or antibiotics within two hours before or after taking this medication.
  • This medication may be prescribed as part of a treatment plan that includes a diet plan.


Tell your doctor and pharmacist:

  • About your drug and other allergies.
  • If you take any other prescription or over-the-counter medications.
  • Your medical history particularly of iron overload syndrome, hemolytic anemia, porphyria or thalassemia.
  • If you are an alcoholic.
  • If you regularly receive blood transfusions.
  • If you are pregnant or planning pregnancy.
  • If you are breast-feeding.

You should also know:

  • Ferrous sulfate may be prescribed as part of a treatment program that also includes a diet plan. Follow this diet plan carefully.

Side Effects of Ferrous Sulfate

Common side effects of ferrous sulfate include but are not limited to:

  • Temporary teeth staining.
  • Dark or black stools.
  • Upset stomach.
  • Constipation.

Get medical help if you have any of the following side effects of ferrous sulfate:

  • Symptoms of an allergic reaction such as difficulty breathing, hives, or swelling in your face, lips, or throat.


What should I do if I miss a dose of ferrous sulfate?

If you miss a dose of ferrous sulfate, you should take it as soon as you remember. However, if it is almost time for your next dose, then skip your missed dose.

What is the strength of ferrous sulfate?

Ferrous sulfate is available in a strength of 300mg.

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A valid Prescription is required to be mailed or faxed to complete this order. I acknowledge that I will need to be contacted to complete a health profile before my order is shipped.

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