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Chemagis' R&D team has created dozens of innovative, patent-protected industrial processes. These sophisticated, efficient manufacturing procedures facilitate cost-effective production and flexible pricing, helping to strengthen our customers' long term competitive positions in the marketplace.

APIDescriptionPatent/Application no.
Anastrozole

Preparation process

US 2006/0035950

Cetirizine Dihydrochloride

Preparation process

US 6,100,400

Cilostazol

Improved process

US 2005/0222202

Donepezil Hydrochloride

Donepezil hydrochloride compositions
Preparation process
Donepezil/Losartan compositions
Donepezil base polymorphs
Purification via Donepezil maleate
Improved process

US 6,734,195
US 6,844,440
US 2005/0142190
US 2006/122226
US 2006/0069125
US 2006/122227

Fenofibrate

Preparation process

EP 0582,441

Fluticasone Propionate

Method of isolating a Fluticasone intermediate
Salt intermediates preparation process
Fluticasone spray-dried preparation
Fluticasone intermediate polymorphs

US 6,747,163
US 2004/0116396
US 2006/0009435
US 2006/0019937

Gemcitabine

Preparation process

WO2007/027564

Granisetron

Granisetron intermediate

US 7,060,841

Lamotrigine

Preparation process

US 6,329,521

Modafinil

Preparation process

US 6,649,796

Montelukast Sodium

Amorphous montelukast
Novel reduction process

US 2005/0187245
US 2006/0223999

Pramipexole Dihydrochloride

Novel reduction process
Novel reduction process

US 2006/0069263
US 2006/0148866

Rocuronium Bromide

Rocuronium bromide precursors
Rocuronium bromide purification
Rocuronium reprocessing
Stabilized Rocuronium bromide

US 2005/015939
US 2006/058276
US 2006/0009485
US 2006/058275

Temozolomide

Temozolomide crystalline forms
Improved process
Improved packaging

US 2005/0187206
US 2006/0183898
US 2006/0222792

Terbinafine Hydrochloride

Intermediate preparation process
Preparation process

US 6,570,044
US 2006/0004230  

Tramadol Hydrochloride

Tramadol free of dioxane
Tramadol purification
Tramadol separation process

US 5,414,129
US 5,672,755
US 5,874,620

Zonisamide

Derivatives of BIOS-H
BIOS-Na polymorphs

US 2006/0014814
US 2006/0009644


*Products under patent are not sold until patent expiration in the relevant country.

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