Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Tablets – lozenges – or pills
Patent
1992-12-21
1994-08-16
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Tablets, lozenges, or pills
424468, 424472, A61K 924
Patent
active
053385500
ABSTRACT:
A dosage form is disclosed comprising a first layer and a second layer. The first layer provides immediate therapy and comprises a drug stereoisomer and the second layer provides prolonged therapy and comprises a drug racemate.
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Bhatti Gurdish K.
Edgren David E.
Magruder Judy A.
ALZA Corporation
Harbin Alisa A.
Larson Jacqueline S.
Page Thurman K.
Sabatine Paul L.
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