MD3653F2 - Forme polimorfe de rifaximina, procedee deobtinere a lor si utilizarea acestora in calitatede antibiotic - Google Patents
Forme polimorfe de rifaximina, procedee deobtinere a lor si utilizarea acestora in calitatede antibiotic Download PDFInfo
- Publication number
- MD3653F2 MD3653F2 MDA20060080A MD20060080A MD3653F2 MD 3653 F2 MD3653 F2 MD 3653F2 MD A20060080 A MDA20060080 A MD A20060080A MD 20060080 A MD20060080 A MD 20060080A MD 3653 F2 MD3653 F2 MD 3653F2
- Authority
- MD
- Moldova
- Prior art keywords
- rifaximin
- water content
- 2theta
- ray powder
- polymorphic forms
- Prior art date
Links
- NZCRJKRKKOLAOJ-XRCRFVBUSA-N rifaximin Chemical compound OC1=C(C(O)=C2C)C3=C4N=C5C=C(C)C=CN5C4=C1NC(=O)\C(C)=C/C=C/[C@H](C)[C@H](O)[C@@H](C)[C@@H](O)[C@@H](C)[C@H](OC(C)=O)[C@H](C)[C@@H](OC)\C=C\O[C@@]1(C)OC2=C3C1=O NZCRJKRKKOLAOJ-XRCRFVBUSA-N 0.000 title abstract 7
- 229960003040 rifaximin Drugs 0.000 title abstract 7
- 238000000034 method Methods 0.000 title abstract 2
- 239000003242 anti bacterial agent Substances 0.000 title 1
- 229940088710 antibiotic agent Drugs 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 5
- 239000000843 powder Substances 0.000 abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- 230000003115 biocidal effect Effects 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 235000019441 ethanol Nutrition 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 230000000977 initiatory effect Effects 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D498/22—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains four or more hetero rings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
- H05B6/12—Cooking devices
- H05B6/1209—Cooking devices induction cooking plates or the like and devices to be used in combination with them
- H05B6/1236—Cooking devices induction cooking plates or the like and devices to be used in combination with them adapted to induce current in a coil to supply power to a device and electrical heating devices powered in this way
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
- A61P1/12—Antidiarrhoeals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
- A61P31/06—Antibacterial agents for tuberculosis
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
- H05B6/12—Cooking devices
- H05B6/1209—Cooking devices induction cooking plates or the like and devices to be used in combination with them
- H05B6/1245—Cooking devices induction cooking plates or the like and devices to be used in combination with them with special coil arrangements
- H05B6/1263—Cooking devices induction cooking plates or the like and devices to be used in combination with them with special coil arrangements using coil cooling arrangements
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pharmacology & Pharmacy (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Oncology (AREA)
- Communicable Diseases (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pulmonology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Medicinal Preparation (AREA)
Abstract
Inventia se refera la forme polimorfe de rifaximina, si anume la formele Alpha, Beta, Gamma.Forma polimorfa Alpha de rifaximina are un continut de apa mai mic de 4,5% si o difractograma a pulberii curaze X manifestand varfuri la valorile unghiurilor de difractie 2Theta 6,6°; 7,4o; 7,9°; 8,8o; 10,5°; 11,1o; 11,8°; 12,9°; 17,6°; 18,5°; 19,7°; 21,0°; 21,4°; 22,1°.Forma polimorfa Beta de rifaximina are un continut de apa mai mare de 4,5% si o difractograma a pulberii cu raze X manifestand varfuri la valorile unghiurilor de difractie 2Theta 5,4°; 6,4°; 7,0°; 7,8°; 9,0°; 10,4°; 13,1°; 14,4°; 17,1°; 17,9°; 18,3°; 20,9°.Forma polimorfa Gamma de rifaximina are un continut de apa intre 1,0% si 2,0% si o difractograma a pulberii cu raze X manifestand, in general, un profil amorf si cateva varfuri semnificative la valorile unghiurilor de difractie 2Theta 5,0°; 7,1°; 8,4°.Inventia se refera de asemenea la procedee de obtinere a lor, la care prin incalzire se dilueaza rifaximina bruta in alcool etilic si se initiaza cristalizarea produsului prinadaugarea apei la o temperatura anumita, pe parcursul unui anumit interval de timp, dupa care se realizeaza uscarea sub control, pana cand produsul finit ajunge la un anumit continut de apa.Formele polimorfe obtinute de rifaximina se utilizeaza in calitate de preparate medicamentoase cu actiune antibiotica pentru administrare orala si locala.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT002144A ITMI20032144A1 (it) | 2003-11-07 | 2003-11-07 | Forme polimorfe di rifaximina, processi per ottenerle e |
| PCT/EP2004/012490 WO2005044823A2 (en) | 2003-11-07 | 2004-11-04 | Polymorphous forms of rifaximin as antibiotics |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| MD20060080A MD20060080A (ro) | 2006-11-30 |
| MD3653F2 true MD3653F2 (ro) | 2008-07-31 |
| MD3653G8 MD3653G8 (ro) | 2016-08-31 |
Family
ID=33187382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDA20060080A MD3653G8 (ro) | 2003-11-07 | 2004-11-04 | Forme polimorfe de rifaximină, procedee de obţinere a lor şi utilizarea acestora în calitate de antibiotic |
Country Status (37)
| Country | Link |
|---|---|
| US (5) | US7045620B2 (ro) |
| EP (6) | EP1676848B1 (ro) |
| JP (5) | JP2005139161A (ro) |
| KR (4) | KR20050043589A (ro) |
| CN (4) | CN1613858A (ro) |
| AR (3) | AR043547A1 (ro) |
| AT (3) | ATE361927T1 (ro) |
| AU (2) | AU2004200964A1 (ro) |
| BR (2) | BRPI0402382A (ro) |
| CA (2) | CA2460384A1 (ro) |
| CL (1) | CL2004000498A1 (ro) |
| CO (1) | CO5560083A1 (ro) |
| CY (3) | CY1108017T1 (ro) |
| DE (4) | DE602004019298D1 (ro) |
| DK (3) | DK1557421T3 (ro) |
| ES (3) | ES2320161T3 (ro) |
| HR (2) | HRP20040265A2 (ro) |
| IL (2) | IL160798A0 (ro) |
| IT (1) | ITMI20032144A1 (ro) |
| JO (1) | JO2470B1 (ro) |
| MA (1) | MA27069A1 (ro) |
| MD (1) | MD3653G8 (ro) |
| ME (1) | ME00424B (ro) |
| MX (2) | MXPA04002353A (ro) |
| NO (1) | NO334950B1 (ro) |
| NZ (1) | NZ531622A (ro) |
| PL (3) | PL1557421T3 (ro) |
| PT (3) | PT1676847E (ro) |
| RS (4) | RS54571B1 (ro) |
| RU (1) | RU2270200C2 (ro) |
| SI (3) | SI1676848T1 (ro) |
| TN (2) | TNSN04044A1 (ro) |
| TW (1) | TWI285107B (ro) |
| UA (1) | UA86384C2 (ro) |
| WO (1) | WO2005044823A2 (ro) |
| YU (1) | YU24804A (ro) |
| ZA (1) | ZA200401948B (ro) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MD4081G2 (ro) * | 2005-03-03 | 2011-07-31 | Alfa Wassermann S.P.A. | Forme polimorfe de rifaximină, procedee de obţinere şi utilizare a acestora în calitate de preparate medicamentoase cu activitate antibiotică |
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| US6861053B1 (en) * | 1999-08-11 | 2005-03-01 | Cedars-Sinai Medical Center | Methods of diagnosing or treating irritable bowel syndrome and other disorders caused by small intestinal bacterial overgrowth |
| US7048906B2 (en) | 1995-05-17 | 2006-05-23 | Cedars-Sinai Medical Center | Methods of diagnosing and treating small intestinal bacterial overgrowth (SIBO) and SIBO-related conditions |
| US20080262024A1 (en) * | 2003-11-07 | 2008-10-23 | Giuseppe Claudio Viscomi | Rifaximin compositions and method of use |
| US7902206B2 (en) * | 2003-11-07 | 2011-03-08 | Alfa Wassermann, S.P.A. | Polymorphic forms α, β and γ of rifaximin |
| ITMI20032144A1 (it) | 2003-11-07 | 2005-05-08 | Alfa Wassermann Spa | Forme polimorfe di rifaximina, processi per ottenerle e |
| US7923553B2 (en) * | 2003-11-07 | 2011-04-12 | Alfa Wassermann, S.P.A. | Processes for the production of polymorphic forms of rifaximin |
| US7906542B2 (en) * | 2004-11-04 | 2011-03-15 | Alfa Wassermann, S.P.A. | Pharmaceutical compositions comprising polymorphic forms α, β, and γ of rifaximin |
| ITBO20050123A1 (it) * | 2005-03-07 | 2005-06-06 | Alfa Wassermann Spa | Formulazioni farmaceutiche gastroresistenti contenenti rifaximina |
| SI2054066T1 (sl) | 2006-08-02 | 2015-08-31 | Salix Pharmaceuticals, Inc. | Postopki za zdravljenje radiacijskega enteritisa |
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| US8633234B2 (en) * | 2006-09-22 | 2014-01-21 | Cipla Limited | Rifaximin |
| US20080161337A1 (en) * | 2007-01-03 | 2008-07-03 | Leonard Weinstock | Use of Rifaximin for the Treatment of Chronic Prostatitis |
| US20080159987A1 (en) * | 2007-01-03 | 2008-07-03 | Leonard Weinstock | Use of Rifaximin for the Treatment of Restless Legs Syndrome |
| ITMI20071241A1 (it) * | 2007-06-20 | 2008-12-21 | Solmag S P A | Processo per la preparazione di rifaximina amorfa e rifaximina amorfa cosi' ottenuta |
| AU2016203925B2 (en) * | 2007-07-06 | 2016-10-20 | Lupin Limited | Pharmaceutical compositions of rifaximin |
| PL2011486T5 (pl) * | 2007-07-06 | 2016-09-30 | Lupin Ltd | Farmaceutyczne kompozycje rifaksyminy |
| AU2008273699A1 (en) * | 2007-07-06 | 2009-01-15 | Lupin Limited | Pharmaceutical compositions of rifaximin |
| US7709634B2 (en) * | 2007-09-20 | 2010-05-04 | Apotex Pharmachem Inc. | Amorphous form of rifaximin and processes for its preparation |
| CN102015725B (zh) * | 2008-02-25 | 2014-10-22 | 萨利克斯药品有限公司 | 利福昔明的多种形式及其用途 |
| US8486956B2 (en) | 2008-02-25 | 2013-07-16 | Salix Pharmaceuticals, Ltd | Forms of rifaximin and uses thereof |
| EP3563850A1 (en) | 2008-02-26 | 2019-11-06 | Salix Pharmaceuticals, Ltd. | Methods for treating bowel diseases |
| US11779571B2 (en) | 2008-02-26 | 2023-10-10 | Salix Pharmaceuticals, Inc. | Methods for treating irritable bowel syndrome (IBS) |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MD4081G2 (ro) * | 2005-03-03 | 2011-07-31 | Alfa Wassermann S.P.A. | Forme polimorfe de rifaximină, procedee de obţinere şi utilizare a acestora în calitate de preparate medicamentoase cu activitate antibiotică |
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Owner name: ALFASIGMA S.P.A., IT VIALE SARCA N.223, MILANO (MI Free format text: PREVIOUS NAME OF PROPRIETOR: ALFA WASSERMANN S.P.A., IT VIA ENRICO FERMI, 1, I-65020 ALANNO (PE), ITALIA |