Solid drug formulation and device for storage and controlled delivery thereof
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United States of America Patent
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N/A
Issued Date -
Dec 9, 2004
app pub date -
Apr 26, 2004
filing date -
Apr 25, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Devices and methods are provided for the storage and controlled release of a solid form of a drug. The device comprises a body portion; one or more reservoirs located in and defined by the body portion; a solid matrix which comprises a drug and which is contained in each of the one or more reservoirs; and one or more excipient materials dispersed throughout pores or interstices within the solid matrix and substantially filling any space not otherwise occupied by the solid matrix within each of the one or more reservoirs, wherein the excipient material enhances stability of the drug while stored in the one or more reservoirs or enhances release of the drug from each reservoir. In an alternative embodiment, the device provides for the storage and controlled exposure of a chemical sensor material.
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