About ferrous sulphate heptahydr
Oral iron supplement
Used for
- Treats iron-deficiency anaemia
- Prevents iron deficiency when iron needs are increased
Usual adult dose
Commonly 100–200 mg elemental iron daily in divided doses; dose depends on the product and condition.
Usual dose in children
For iron-deficiency anaemia, commonly 3–6 mg elemental iron/kg daily in divided doses; clinician-directed dosing is important.
Common side effects
- Nausea or stomach discomfort
- Constipation or diarrhoea
- Dark stools
- Teeth staining from liquid doses
Important warnings
- Keep out of children's reach; overdose can be fatal.
- Iron can interfere with absorption of several medicines.
- Do not use for anaemia from causes other than iron deficiency unless directed.
- Liquid iron may stain teeth; dilute or rinse after dosing.
Pregnancy
Often used to prevent or treat iron deficiency during pregnancy when needed; dosing should be guided by a healthcare professional.
Breastfeeding
Generally compatible with breastfeeding when used at recommended doses.
Interactions
- Reduces absorption of levothyroxine, tetracycline and quinolone antibiotics.
- Antacids, calcium, tea and coffee can reduce iron absorption.
- Separate interacting medicines from iron by several hours when advised.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.