Therapeutic system for sparingly soluble active ingredients
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United States of America Patent
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Feb 12, 1991
Issued Date -
N/A
app pub date -
Aug 3, 1989
filing date -
Jan 14, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to a therapeutic system with systemic action for peroral administration, having a compartment for active ingredients, which system contains in that compartment sparingly soluble active ingredients, swelling agents and, optionally, water-soluble substances for producing an osmotic pressure.
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