MY144578A - New polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations - Google Patents

New polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations

Info

Publication number
MY144578A
MY144578A MYPI20071229A MY144578A MY 144578 A MY144578 A MY 144578A MY PI20071229 A MYPI20071229 A MY PI20071229A MY 144578 A MY144578 A MY 144578A
Authority
MY
Malaysia
Prior art keywords
rifaximin
production
medicinal preparations
polymorphous forms
processes
Prior art date
Application number
Inventor
Giuseppe Claudio Viscomi
Manuela Campana
Donatella Confortini
Maria Miriam Barbanti
Dario Braga
Original Assignee
Alfa Wassermann Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alfa Wassermann Spa filed Critical Alfa Wassermann Spa
Priority to MYPI20071229 priority Critical patent/MY144578A/en
Publication of MY144578A publication Critical patent/MY144578A/en

Links

Abstract

CRYSTALLINE POLYMORPHOUS FORMS OF THE RIFAXIMIN (INN) ANTIBIOTIC NAMED RIFAXIMIN δ AND RIFAXIMIN ε USEFUL IN THE PRODUCTION OF MEDICINAL PREPARATIONS CONTAINING RIFAXIMIN FOR ORAL AND TOPICAL USE AND OBTAINED BY MEANS OF A CRYSTALLIZATION PROCESS CARRIED OUT BY HOT-DISSOLVING THE RAW RIFAXIMIN IN ETHYL ALCOHOL AND BY CAUSING THE CRYSTALLIZATION OF THE PRODUCT BY ADDITION OF WATER AT A DETERMINATE TEMPERATURE AND FOR A DETERMINATE PERIOD OF TIME, FOLLOWED BY A DRYING CARRIED OUT UNDER CONTROLLED CONDITIONS UNTIL REACHING A SETTLED WATER CONTENT IN THE END PRODUCT, ARE THE OBJECT OF THE INVENTION.
MYPI20071229 2007-07-27 2007-07-27 New polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations MY144578A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MYPI20071229 MY144578A (en) 2007-07-27 2007-07-27 New polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MYPI20071229 MY144578A (en) 2007-07-27 2007-07-27 New polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations

Publications (1)

Publication Number Publication Date
MY144578A true MY144578A (en) 2011-10-14

Family

ID=45443242

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20071229 MY144578A (en) 2007-07-27 2007-07-27 New polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations

Country Status (1)

Country Link
MY (1) MY144578A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2536734A4 (en) * 2010-02-19 2013-06-26 Salix Pharmaceuticals Ltd Forms of rifaximin and uses thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2536734A4 (en) * 2010-02-19 2013-06-26 Salix Pharmaceuticals Ltd Forms of rifaximin and uses thereof

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