Details for Patent: 5,378,474
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Summary for Patent: 5,378,474
| Title: | Sustained release pharmaceutical composition |
| Abstract: | The present invention relates to a pharmaceutical pellet composition having a core element including at least one highly soluble active ingredient and a core coating which is partially soluble at a highly acidic pH. The pharmaceutical composition provides a slow release of active ingredient at a highly acidic pH and provides a constant, relatively faster rate of release at a more alkaline pH such as that of the intestine. Oral administration of the pharmaceutical pellet composition of the present invention to a patient is effective to deliver to the blood levels of active ingredient within the therapeutic range and to maintain such levels over an extended period of time. |
| Inventor(s): | Morella; Angelo M. (Campbelltown, AU), Fisher; Mark C. (Birkenhead, AU) |
| Assignee: | F. H. Faulding & Co. Limited (Parkside, AU) |
| Application Number: | 08/021,276 |
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Patent Claim Types: see list of patent claims | Composition; Formulation; Dosage form; Compound; |
Drugs Protected by US Patent 5,378,474
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| >Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Patented / Exclusive Use | >Submissiondate |
Foreign Priority and PCT Information for Patent: 5,378,474
| Foriegn Application Priority Data | ||
| Foreign Country | Foreign Patent Number | Foreign Patent Date |
| Australia | PJ2192 | Jan 06, 1989 |
International Family Members for US Patent 5,378,474
| Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
|---|---|---|---|---|---|
| Austria | 133862 | ⤷ Try a Trial | |||
| Austria | 167629 | ⤷ Try a Trial | |||
| Australia | 4773290 | ⤷ Try a Trial | |||
| Australia | 617573 | ⤷ Try a Trial | |||
| Canada | 2007181 | ⤷ Try a Trial | |||
| Germany | 69025208 | ⤷ Try a Trial | |||
| >Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |
