Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Tablets – lozenges – or pills
Patent
1991-12-09
1993-04-06
Isabella, David
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Tablets, lozenges, or pills
6048901, 6048911, A61K 924
Patent
active
052001970
ABSTRACT:
An osmotic device is disclosed comprising an exterior coat comprising an estrogenic and a progestogenic steroid that are delivered immediately as a contraceptive pair for fertility regulation in a female, and a compartment comprising an estrogenic steroid that is delivered at a controlled rate over a prolonged period of time for fertility regulation in a female.
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Atkinson Linda E.
Barclay Brian L.
Childers Jerry D.
Wong Patrick S.-L.
Wright Jeri D.
ALZA Corporation
Clarke R.
Duvall Jean
Isabella David
Mandell Edward L.
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