Method for preparing a rifaximin product

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United States of America Patent

PATENT NO 9273063
APP PUB NO 20150011750A1
SERIAL NO

14261138

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Abstract

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A process is described which enables Rifaximin in a completely amorphous form to be obtained. Said process comprises the steps of dissolving crude Rifaximin in absolute ethanol while hot and then collecting after precipitation by—cooling the title compound under amorphous form.

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Patent Owner(s)

Patent OwnerAddress
SALIX PHARMACEUTICALS INC400 SOMERSET CORPORATE BLVD BRIDGEWATER NJ 08807

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pizzocaro, Roberta Milan, IT 14 19
Vecchio, Emilio Cernusco sul Naviglio, IT 4 2

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