Details for Patent: 6,811,794
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Summary for Patent: 6,811,794
Title: | Sustained release pharmaceutical dosage forms with minimized pH dependent dissolution profiles |
Abstract: | A pharmaceutical composition comprising at least one pharmaceutically active agent that is pH dependent, at least one non-pH dependent sustained release agent, and at least one pH dependent agent that increases the dissolution rate of the at least one pharmaceutically active agent at a pH in excess of 5.5. Such compositions have minimized pH-dependent dissolution profiles or pH-independent dissolution profiles. |
Inventor(s): | Burnside; Beth A. (Bethesda, MD), Chang; Rong-Kun (Rockville, MD), Guo; Xiaodi (New City, NY) |
Assignee: | Shire Laboratories, Inc. (Rockville, MD) |
Application Number: | 10/027,349 |
Patent Litigation and PTAB cases: | See patent lawsuits and PTAB cases for patent 6,811,794 |
Patent Claim Types: see list of patent claims | Composition; Compound; Use; Dosage form; |
Drugs Protected by US Patent 6,811,794
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Takeda Pharms Usa | INTUNIV | guanfacine hydrochloride | TABLET, EXTENDED RELEASE;ORAL | 022037-001 | Sep 2, 2009 | AB | RX | Yes | No | See Plans and Pricing | See Plans and Pricing | Y | See Plans and Pricing | |||
Takeda Pharms Usa | INTUNIV | guanfacine hydrochloride | TABLET, EXTENDED RELEASE;ORAL | 022037-002 | Sep 2, 2009 | AB | RX | Yes | No | See Plans and Pricing | See Plans and Pricing | Y | See Plans and Pricing | |||
Takeda Pharms Usa | INTUNIV | guanfacine hydrochloride | TABLET, EXTENDED RELEASE;ORAL | 022037-003 | Sep 2, 2009 | AB | RX | Yes | No | See Plans and Pricing | See Plans and Pricing | Y | See Plans and Pricing | |||
>Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Patented / Exclusive Use | >Submissiondate |