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Ferrous Sulfate Dosage: A Complete Guide

Ferrous sulfate is a common iron supplement used to treat or prevent iron deficiency anemia. Understanding the correct ferrous sulfate dosage is essential for effectiveness and safety. This guide covers recommended dosages for different age groups, potential side effects, and tips for optimal absorption.

Recommended Ferrous Sulfate Dosage

The appropriate ferrous sulfate dosage depends on age, gender, and medical condition.

For Adults
– General Iron Deficiency: 325 mg (65 mg elemental iron) once or twice daily.
– Severe Deficiency: Up to 195 mg elemental iron (3 tablets) per day, as prescribed.
– Pregnant Women: 30–60 mg elemental iron daily to prevent anemia.

For Children
– Infants & Toddlers (0–3 years): 3–6 mg/kg per day, divided into 1–2 doses.
– Children (4–12 years): 3–6 mg/kg per day, not exceeding 60 mg elemental iron.
– Teens (13–18 years): Same as adult dosage, adjusted by weight.

How to Take Ferrous Sulfate

– Take on an empty stomach for better absorption (if tolerated).
– Avoid taking with dairy, calcium supplements, or antacids—they reduce absorption.
– Vitamin C (orange juice) enhances iron absorption.

Possible Side Effects

Common side effects include:
– Constipation or diarrhea
– Nausea
– Stomach cramps
– Darkened stools

If severe side effects (allergic reactions, severe stomach pain) occur, seek medical help.

Overdose Risks

Iron overdose can be dangerous. Symptoms include vomiting, dizziness, and organ damage. Keep supplements away from children.

Conclusion

Following the correct ferrous sulfate dosage ensures effective treatment of iron deficiency while minimizing side effects. Always consult a healthcare provider before starting or adjusting iron supplements.