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Polymers containing spirobicyclic ammonium moieties as bile acid sequestrants

  • US 6,271,264 B1
  • Filed: 12/01/1998
  • Issued: 08/07/2001
  • Est. Priority Date: 12/01/1998
  • Status: Expired due to Term
First Claim
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1. A method for removing bile acids from a patient comprising administering to said patient a therapeutically effective amount of a spirobicyclic ammonium moiety-containing polymer, copolymer or salt thereof comprising a repeat unit having the structural formula:

  • whereinY is a negatively-charged counter ion;

    m is a integer from zero to about seven; and

    Ring A and Ring B are each, independently, substituted or unsubstituted.

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