Mesalamine suppository
US8217083B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 1, 2009 |
| Grant date | Jul 10, 2012 |
| Priority date | — |
| Expiry date | Apr 19, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P1/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a mesalamine rectal suppository designed to provide improved comfort of use. One embodiment of the invention is a mesalamine rectal suppository comprising mesalamine and one or more pharmaceutically acceptable excipients, wherein the drug load of the suppository ranges from 35% to 50%. Another embodiment of the invention is a mesalamine rectal suppository comprising from about 850 to about 1150 mg mesalamine and one or more pharmaceutically acceptable excipients, wherein the total weight of the suppository ranges from about 2250 to about 2700 mg. Another embodiment of the invention is a mesalamine rectal suppository comprising from about 400 to about 600 mg mesalamine and one or more pharmaceutically acceptable excipients, wherein the total weight of the suppository ranges from about 870 to about 1715 mg. Yet another embodiment of the invention is a mesalamine rectal suppository comprising mesalamine having a tap density ranging from about 600 to about 800 g/L (as measured by USP <616>) and a hard fat having an ascending melting point of 32 to 35.5° C. Methods of preparing and methods of treatment with mesalamine suppositories are also provided. The…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.