A clinical open, randomised study of oral iron (Duroferon�) vs. intravenous iron (Ferinject�) for iron substitution in blood donors.

To investigate whether there is a difference in the change of blood haemoglobin (Hb) levels between blood donors receiving intravenous iron (Ferinject�) vs. the Swedish standard iron substitution regimen of oral iron (Duroferon�) at visit 2, compared to baseline.