Patent · US Expired

Process for preparing pharmaceutical compositions having an increased active substance dissolution rate, and the compositions obtained

US5476654A · kind A · utility

24Cited by

9References

4Claims

0Family size

Assignee

JAGOTEC AG · CH

Inventors

Ubaldo Conte · Busto Arsizio, IT
Aldo La Manna · Pavia, IT
Paolo Giunchedi · Pavia, IT

Key dates

Filing date	Oct 11, 1994
Grant date	Dec 19, 1995
Priority date	—
Expiry date	Oct 11, 2014

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K9/146
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A process is described for preparing pharmaceutical compositions by co-grinding or dry mixing the active substance with cyclodextrins or with hydrophilic polymer materials which swell on contact with water. Homogeneous compositions are obtained from which the active substance is released very rapidly into an aqueous medium.

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