Method of film-coating hard capsules
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United States of America Patent
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-
Jun 2, 1987
Grant Date -
N/A
app pub date -
Feb 14, 1986
filing date -
Jul 30, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of film-coating hard capsules is provided which comprises subjecting, drug-filled hard capsules to a vacuum to remove air entrapped therein and then coating the evacuated capsules while under a vacuum with a film-forming substance which is selectively soluble in the digestive juice, e.g., an enteric coating agent, e.g., hydroxypropylmethylcellulose phthalate.
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