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How and when to take ferrous fumarate - Brand names: Fersamal, Galfer
Dosage and strength
Ferrous fumarate tablets come in 2 strengths: 210mg and 322mg.
Ferrous fumarate capsules are 305mg.
Liquid ferrous fumarate contains 140mg in each 5ml spoonful (140mg/5ml).
Your dose depends on why you're taking it and whether you take tablets, capsules or liquid.
Dose to treat anaemia
The usual dose of ferrous fumarate for adults and children aged 12 years and over is:
- 210mg tablets – 1 tablet, taken 1 to 3 times a day
- 322mg tablets – 1 tablet, taken 1 or 2 times a day
- 305mg capsules – 1 capsule, taken 1 or 2 times a day
- liquid (140mg/5ml) – one or two 5ml spoonfuls, taken 1 or 2 times a day
If you get side effects your doctor may advise you to reduce your dose by taking it on alternate days.
For children under 12 years, a doctor will use your child's age or weight to work out the right dose.
Dose to prevent anaemia
The usual dose of ferrous fumarate for adults and children aged 12 years and over is:
- 210mg tablets – 1 tablet, taken 1 or 2 times a day
- 322mg tabl
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