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Pharmacologically active agents containing esterified phosphonates and methods for use thereof

  • US 8,193,167 B2
  • Filed: 12/10/2009
  • Issued: 06/05/2012
  • Est. Priority Date: 02/05/2004
  • Status: Expired due to Fees
First Claim
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1. A compound having the following formula:


  • Px

    O—

    R,or a pharmaceutically acceptable derivative thereof,wherein Px is a cyclic cidofovir, O is an oxygen atom, and R is selected from the group consisting of eicosyl, docosyl and tetracosyl.

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