Phosphate Binders: Your Questions Answered
some of these foods. Since these foods cannot easily be avoided, portion control is important.
Speaking to a renal dietitian and learning how to read nutrition labels can help you control your
phosphate levels.
Drugs (Phosphate binders):
There are various phosphate binders available in the United States: calcium carbonate (OScal®),
calcium acetate (PhosLo®), sevelamer (Renvela®), lanthanum (Fosrenol®) and aluminum hydroxide
(Amphojel®). They work by binding to phosphate in the gastrointestinal tract and forming a compound
that cannot be absorbed into the blood and instead is then excreted in the feces. These medicines are
most often used in patients who have end-stage renal disease (ESRD) or are on dialysis. However,
they are sometimes used in patients with stages 3 and 4 chronic kidney disease (CKD).
Timing is important when taking phosphate binders. Phosphate binders must be taken with meals,
otherwise they do not work
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