Patent · US Active

Pharmaceutical composition containing donepezil hydrochloride, tablets produced therefrom and methods for producing the same

US8992976B2 · kind B2 · utility

1Cited by

2References

17Claims

0Family size

Assignee

ratiopharm GmbH · DE

Inventors

Julia Schulze Nahrup · Schwanau, DE
Frank Muskulus · Gröbenzell, DE
Peter Kraass · Bad Krozingen, DE

Key dates

Filing date	Dec 15, 2006
Grant date	Mar 31, 2015
Priority date	—
Expiry date	Jan 11, 2031

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P25/28
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A pharmaceutical composition is provided according to the invention which is suited for the production of tablets by direct compression and which contains donepezil hydrochloride of polymorphic form I. The polymorphic form I of donepezil hydrochloride in the directly compressed tablet is also stable during long storage.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.