Usual Adult Dose for Iron Deficiency Anemia:
Initial dose: 600 mg/day ferrous sulfate (120 mg/day elemental iron) for 3 months
-Give in divided doses (1 to 3 times daily)
Usual Adult Dose for Anemia Associated with Chronic Renal Failure:
Initial dose: 1000 mg/day ferrous sulfate (200 mg/day elemental iron) orally in divided doses (1 to 3 times daily)
Comments:
-If goals are not met with oral iron after 1 to 3 months, consider IV iron supplementation.
-Smaller daily doses may be better tolerated.
Usual Adult Dose for Vitamin/Mineral Supplementation:
Initial dose: 1 tablet orally once a day
or
Initial dose: 30 to 90 mg/day ferrous sulfate (FeSO4) (6 to 18 mg/day elemental iron) orally, in divided doses (1 to 3 times daily)
51 and over: 25 to 40 mg/day FeSO4 (5 to 8 mg/day elemental) orally, in divided doses (1 to 3 times daily)
Usual Pediatric Dose for Iron Deficiency Anemia:
0 to 5 years: 15 to 30 mg/kg/day ferrous sulfate (FeSO4) (3 to 6 mg/kg/day elemental iron)
5 to 12 years: 300 mg FeSO4 (60 mg/day elemental)
12-18 years male: Two 300 mg FeSO4 (60 mg elemental) tablets orally daily
12-18 years female: 300 to 600 mg/day FeSO4 (60 to 120 mg/day elemental)
-Give in divided doses (1 to 3 times daily)
Usual Pediatric Dose for Vitamin/Mineral Supplementation:
Preterm infant (less than 37 weeks gestation), 0 to 12 months: 10 mg/kg/day ferrous sulfate (FeSO4) (2 mg/kg/day elemental iron)
0 to 6 months: 1 to 1.35 mg/day FeSO4 (0.2 to 0.27 mg/day elemental)
7 to 12 months: 35 to 55 mg/day FeSO4 (7 to 11 mg/day elemental)
1 to 3 years: 20 to 45 mg/day FeSO4 (4 to 9 mg/day elemental)
4 to 8 years: 20 to 50 mg/day FeSO4 (4 to 10 mg/day elemental)
9 to 13 years: 30 to 40 mg/day FeSO4 (6 to 8 mg/day elemental)
14 to 18 years: 40 to 75 mg/day FeSO4 (8 to 15 mg/day elemental)
-Give in divided doses (1 to 3 times daily)
or
Tablets (325 mg FeSO4, 65 mg elemental iron)
12 years and older: 1 tablet orally once a day
 Detailed Ferrous sulfate dosage information
