Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2011-03-01
2011-03-01
Solola, Taofiq A (Department: 1625)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
active
07897772
ABSTRACT:
The present invention is directed to an irinotecan acid addition salt which is formed through addition of an acid selected from the group consisting of sulfuric acid, nitric acid, phosphoric acid, methanesulfonic acid, citric acid, maleic acid, and succinic acid to irinotecan, to a method for producing the salt, and to a pharmaceutical composition containing the salt. The addition salt requires no heating process during drug preparation and provides an aqueous drug product in which the salt is stably dissolved.
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Kaneda Norimasa
Matsumoto Tsuneo
Sawada Seigo
Shimizu Hideaki
Uchida Miyuki
Kabushiki Kaisha Yakul't Honsha
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Solola Taofiq A
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