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Details for Patent: 4,366,145

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Summary for Patent: 4,366,145

Title: Soft gelatin capsule with a liquid ergot alkaloid center fill solution and method of preparation
Abstract:A stable ergot alkaloid soft gelatin capsule consisting essentially of a soft gelatin capsule shell and encapsulated therein a liquid center fill solution consisting essentially of a therapeutically effective amount of an ergot alkaloid of the formula ##STR1## wherein R.sub.1 is hydrogen or halogen, R.sub.2 is hydrogen or C.sub.1-4 alkyl, R.sub.3 is isopropyl, sec.-butyl, isobutyl or benzyl, R.sub.4 is methyl, ethyl or isopropyl, and either R.sub.5 is hydrogen and R.sub.6 is hydrogen or methoxy or R.sub.5 and R.sub.6 together is an additional bond, or mixtures thereof, dissolved in a pharmaceutically acceptable polar, hydrophilic soft gelatin capsule center fill solvent.
Inventor(s): Stoopak; Samuel B. (West Caldwell, NJ), Kornblum; Saul S. (Springfield, NJ), Jacobs; Allen L. (Randolph, NJ)
Assignee: Sandoz, Inc. (East Hanover, NJ)
Application Number:06/277,980
Patent Claim Types:
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Use; Dosage form; Formulation;

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International Patent Family for Patent: 4,366,145

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria377533► Subscribe
Austria383492► Subscribe
AustriaA151282► Subscribe
AustriaA242282► Subscribe
Australia561334► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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