Gastrointestinal protective coating formulations
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United States of America Patent
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Oct 3, 1989
Issued Date -
N/A
app pub date -
Apr 22, 1988
filing date -
Jun 29, 1987
priority date (Note) -
Expired
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Abstract
Tablet formulations for the diffusable release of drugs in the gastrointestinal tract, which formulations protect the gastric mucosa from the effects of solid, gastric irritating drugs. The formulation comprises a drug tablet core, coated with a water permeable, gastrointestinal fluid insoluble polymeric coating, e.g., polymethyl methacrylate, polyethylene glycol polyvinylacetate, diethylphthalate and dioctyl sodium sulfosuccinate.
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