Calcium-based phosphate binders

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Calcium carbonate is used as a phosphate binder in chronic kidney disease (CKD) to bind the ingested phosphate from a meal.

Key points

  • If you have chronic kidney disease (CKD) then your kidneys may not filter out excess phosphate properly.
  • Having too much phosphate in your blood can make your bones weak.
  • High levels of phosphate in your blood may be treated with calcium-based phosphate binders.
Last updated: March 23rd 2023