<qa>  What is the preferred route of iron supplementation in IBD?According to European Guidelines, the preferred route of iron supplementation in IBD is intravenous. Absolute indications for intravenous iron include severe anaemia Hb 10 gdL. The current study is a part of a programme investigating the efficacy and safety of FERINJECT, a new formulation of parenteral iron 5 weight per volume iron containing ferric carboxymaltose in a solution of water for injection. 