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Intravenous Irons: From Basic Science to Clinical Practice.

Sunil Bhandari1, Dora I A Pereira2,3, Helen F Chappell4

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Summary
This summary is machine-generated.

Iron deficiency anaemia (IDA) affects millions globally. Third-generation intravenous (IV) iron therapies offer effective treatment, with varying structures influencing safety and efficacy for patients with iron deficiency anaemia.

Keywords:
adverse event profileanaemiabioengineeringintravenous ironiron processingiron-carbohydrate complexlabile iron

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Area of Science:

  • Hematology
  • Nanotechnology
  • Pharmacology

Background:

  • Iron deficiency anaemia (IDA) is a prevalent global health issue, affecting one-sixth of the world's population.
  • While oral iron is common, it has limitations including gastrointestinal side effects and variable efficacy.
  • Intravenous (IV) iron therapies have advanced, offering safer and more complete iron replacement.

Purpose of the Study:

  • To review the properties of third-generation IV iron preparations.
  • To explore how structural differences impact their clinical use and safety profiles.
  • To inform current and future clinical practice regarding IV iron selection.

Main Methods:

  • Review of physicochemical properties of third-generation IV iron complexes.
  • Analysis of carbohydrate ligands and their influence on complex stability, iron release, and immunogenicity.
  • Examination of recent studies on adverse event profiles and clinical evidence.

Main Results:

  • Third-generation IV irons utilize iron-carbohydrate complexes with nanoparticle cores, differing primarily in their carbohydrate ligands.
  • These structural variations influence complex stability, iron release kinetics, and immunogenicity, leading to distinct adverse event profiles.
  • Clinical evidence supports the safety and efficacy of modern IV irons, expanding their therapeutic applications.

Conclusions:

  • The carbohydrate ligand is a critical determinant of third-generation IV iron properties and clinical outcomes.
  • Understanding these structural differences is essential for optimizing patient treatment and managing potential adverse events.
  • Advancements in IV iron formulations have improved safety and efficacy, broadening their role in managing iron deficiency anaemia.