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ferrous gluconate (Fergon)

Tradename: Fergon. (also see ferrous sulfate) 320 mg = about 60 mg elemental iron Indications: prevention & treatment of iron deficiency. Contraindications: hemolytic anemia pregnancy category: + safety in lactation: + Dosage: 1) 320-640 mg PO TID 2) NO benefit to > 60 mg (elemental iron) QD [2,3] 3) NO benefit to > 15 mg (elemental iron) QD in elderly [4] Tabs: 300, 320 325 mg. Elixir: 300 mg/5 mL. 5-10 mL TID Pharmacokinetics: 1) absorption may be better than ferrous sulfate 2) elimination in urine Adverse effects: - may be better tolerated than ferrous sulfate

Related

Fe+2 (ferrous ion) ferric gluconate (Ferrlecit)

General

iron supplement

Database Correlations

PUBCHEM correlations

References

  1. The Pharmacological Basis of Therapeutics, 9th ed. Gilman et al, eds. Permagon Press/McGraw Hill, 1996
  2. Geriatrics Review Syllabus, American Geriatrics Society, 5th edition, 2002-2004
  3. Fick DM et al, Updating the Beers Criteria for Potentially Inappropriate Medication Use in Older Adults, Arch Intern Med 163:2716, 2003
  4. Kagansky RE et al Are we giving too much iron? Low-dose iron therapy is effective in octogenarians. Am J Med 118(10):1142, 2005 PMID: 16194646