Lanthanum carbonate hydroxide, lanthanum oxycarbonate and methods of their manufacture and use
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United States of America Patent
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Feb 24, 2015
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Nov 17, 2011
app pub date -
May 12, 2011
filing date -
May 12, 2010
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Abstract
The present invention is a method of producing a lanthanum carbonate hydroxide or lanthanum oxycarbonate which has improved properties. The method involves the use of a water soluble lanthanum and a water soluble non-alkali metal carbonate or bicarbonate. The resulting material can be used as a phosphate binder individually or for treating patients with hyperphosphatemia.
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