Multi-step drug dosage forms
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United States of America Patent
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Mar 9, 2004
Grant Date -
Jun 13, 2002
app pub date -
Jan 22, 2001
filing date -
Jan 20, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Controlled release, multi-step drug dosage forms comprising a plurality of dose units and a plurality of separators that control release of drug from the dose units. In one embodiment, a dose unit is a single dosage amount of a drug that is electrostatically deposited onto a substrate. The dosage forms are designed to deliver a drug to exhibit a desired pharmacokinetic profile.
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