US 2006/0188579 A1 · Novel process

Abstract

The invention relates to a novel procedure for the production of a high yield of small crystalline particles of a narrow size distribution.

Claims20

Dependent claims

A process for producing micron-size crystalline particles of a drug substance which comprises mixing a solution of a drug substance to with a non-solvent in a container in the presence of ultrasonic energy.

Dependencies are inferred from the claim text.

Facts

Application

10/563,685Filed 5 Jul 2004

Priority

SE 0302029-47 Jul 2003

Published

24 Aug 2006

Term ends

Not estimatedThe source records don’t support an estimate.

Classification8 codes

B01D 9/005
Crystallisation: selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for…
A61K 9/1688
Processes: resulting in pure drug agglomerate optionally containing up to 5% of excipient
B01D 9/0054
Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction…
B01D 9/0063
Crystallisation: control or regulation

Novel process

Life of this patent

Abstract

Claims20

Novel process

Life of this patent

Abstract

Claims20