Stabilized pharmaceutical composition

Provided is a pharmaceutical composition, which comprises 5-{[(3R)-1-acryloylpyrrolidin-3-yl]oxy}-6-ethyl-3-({4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]phenyl}amino)-pyrazine-2-carboxamide (hereinafter referred to as "compound A") or a pharmaceutically acceptable salt thereof, and is sta...

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Bibliographische Detailangaben
Hauptverfasser: Tasaki, Hiroaki, Azuma, Ryota, Yoshida, Mitsuru, Tsunashima, Daisuke
Format: Patent
Sprache:eng
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Zusammenfassung:Provided is a pharmaceutical composition, which comprises 5-{[(3R)-1-acryloylpyrrolidin-3-yl]oxy}-6-ethyl-3-({4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]phenyl}amino)-pyrazine-2-carboxamide (hereinafter referred to as "compound A") or a pharmaceutically acceptable salt thereof, and is stabilized. The pharmaceutical composition comprises compound A or a pharmaceutically acceptable salt thereof, and a pharmaceutical additive having a difference in water activity value of 0.1 or more, and is stabilized.