Details for Patent: 5,202,128
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Summary for Patent: 5,202,128
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 (Salisbury South, AU) |
Application Number: | 07/574,551 |
Patent Claim Types: see list of patent claims | Composition; Compound; Formulation; Dosage form; Use; |
Drugs Protected by US Patent 5,202,128
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
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>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: 5,202,128
Foriegn Application Priority Data | ||
Foreign Country | Foreign Patent Number | Foreign Patent Date |
Australia | PJ2192 | Jan 06, 1989 |
International Family Members for US Patent 5,202,128
Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
---|---|---|---|---|---|
Austria | 133862 | ⤷ Sign Up | |||
Austria | 167629 | ⤷ Sign Up | |||
Australia | 4773290 | ⤷ Sign Up | |||
>Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |