Ferrous Fumarate 300 mg / 5 mL Dosage Calculator

How to Calculate Ferrous Fumarate 300 mg / 5 mL Dose

This calculator determines the Ferrous Fumarate dose for treating or preventing iron deficiency, using a concentration of Ferrous Fumarate 300 mg / 5 mL (100 mg Elemental Iron / 5 mL), based on the patient’s weight and purpose:

Dose in mL and mg (based on Elemental Iron):

Treatment of Iron Deficiency: 3 to 6 mg/kg/day po TID (Max 200 mg/day Elemental Iron)

Prevention of Iron Deficiency: 1 to 2 mg/kg/day po once daily or divided BID to TID

Adults: Usual dose is 100 to 200 mg Elemental Iron po per day (as once daily or divided BID to TID)

Where:

Patient's Weight: Enter the patient’s weight in kilograms (kg) or pounds (lb) using the dropdown, with precision up to 0.001 units.
Purpose: Select Treatment of Iron Deficiency or Prevention of Iron Deficiency from the dropdown.
Concentration: Ferrous Fumarate 300 mg / 5 mL (100 mg Elemental Iron / 5 mL, or 20 mg/mL Elemental Iron).

Administer as prescribed for iron deficiency. ⚠️ Always consult a healthcare provider.

Using the Ferrous Fumarate 300 mg / 5 mL Dosage Calculator

Enter the patient’s weight in kilograms (kg) or pounds (lb) with precision up to 0.001 units, select the weight unit from the dropdown, choose the purpose (Treatment or Prevention of Iron Deficiency) from the dropdown, and click "Calculate." The calculator provides the dose in mL and mg (Elemental Iron) for infants/children, breast-fed infants at 4 to 6 months and older, and adults.

Example: Weight: 10 kg, Prevention of Iron Deficiency:

Breast-fed infants at 4 to 6 months and older:
Min Dose: 0.5 ml (10 mg) po once daily or divided BID to TID
Max Dose: 1 ml (20 mg) po once daily or divided BID to TID

Adults:
Usual dose is 100 to 200 mg Elemental Iron po per day (as once daily or divided BID to TID)

Calculations must be re-checked and should not be used alone...

Consult a healthcare provider before administering.

Frequently Asked Questions (FAQ)

1. What is Ferrous Fumarate used for?

Ferrous Fumarate (Palafer) is used to treat and prevent iron deficiency anemia.

2. How often is this given?

Treatment of Iron Deficiency: 3 to 6 mg/kg/day Elemental Iron po TID (Max 200 mg/day). Prevention of Iron Deficiency: 1 to 2 mg/kg/day Elemental Iron po once daily or divided BID to TID. Adults: 100 to 200 mg Elemental Iron po per day (as once daily or divided BID to TID).

3. Can this be used for infants under 4 months?

Consult a doctor, as Ferrous Fumarate is not typically recommended for infants under 4 months without medical supervision.

4. What’s the adult dose?

Usual dose is 100 to 200 mg Elemental Iron po per day (as once daily or divided BID to TID).