Therapeutic drug delivery systems
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United States of America Patent
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Jun 23, 1998
Issued Date -
N/A
app pub date -
Jun 7, 1995
filing date -
Dec 22, 1989
priority date (Note) -
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Abstract
Therapeutic drug delivery systems comprising gas-filled microspheres comprising a therapeutic are described. Methods for employing such microspheres in therapeutic drug delivery applications are also provided. Drug delivery systems comprising gas-filled liposomes having encapsulated therein a drug are preferred. Methods of and apparatus for preparing such liposomes and methods for employing such liposomes in drug delivery applications are also disclosed.
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