JP2022517616A - ネフォパムおよびアセトアミノフェンを含む薬学的組成物の製造方法、およびそれによって得られる薬学的組成物 - Google Patents
ネフォパムおよびアセトアミノフェンを含む薬学的組成物の製造方法、およびそれによって得られる薬学的組成物 Download PDFInfo
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Abstract
Description
a.第1のプロセス工程で、アセトアミノフェン、1種または複数の添加物、および水を混合することにより、湿潤顆粒を用意することと;
b.第2のプロセス工程で、顆粒にネフォパムおよび潤滑剤を加えることと、
c.第3のプロセス工程で、薬学的組成物を形成することと、
を含む。
a’ アセトアミノフェンの一部を、第1の混合容器に加える工程と、
a’’ 1種または複数の添加物を、第1の混合容器に加える工程と、
a’’’ 残りのアセトアミノフェンを、第1の混合容器に加え、混合して均一粉末にする工程と、を含む。
b’ 第1のプロセス工程で得られた湿潤顆粒の一部を、第2の混合容器に加える工程と、
b’’ 潤滑剤およびネフォパムを、第2の混合容器に加える工程と、
b’’’ 第1のプロセス工程で得られた湿潤顆粒の残りを、第2の混合容器に加え、混合する工程と、
に分割され得る。
ネフォパムの安定性が、ネフォパムを薬学的組成物に加えたプロセス工程によって影響を受けたかどうかを評価するために、以下の実験を実施した。
バッチF192H043 - ネフォパムを第1のプロセス工程で加えた
工程a):第1のプロセス工程
顆粒は、第1のプロセス工程において遊星ミキサーに、以下のもの:アセトアミノフェン、微結晶性セルロース(希釈剤)、デンプンおよびポビドンK90(結合剤)、クロスカルメロースナトリウム(崩壊剤)、および無水クエン酸(pH調整剤)、を加えることにより、調製した。
第2のプロセス工程では、顆粒の半分を1Lフラスコに注ぎ、ステアリン酸マグネシウム(潤滑剤)および微結晶性セルロース(充填剤)を含む外相を加え、続いて顆粒の後の半分を加えた。
第1のプロセス工程
ネフォパムが最初の混合物の一部ではなかったことを除いて、バッチF192H043について記載されたように顆粒を調製し、顆粒は、以下の組成物を有していた。
錠剤をガラス瓶に詰め、40℃/75%RHの安定性チャンバーに入れた。
バッチF193H044 - ネフォパムを第1のプロセス工程で加えた
第1のプロセス工程
実施例IのバッチF192H043について記載されたように、顆粒を調製した。
第2のプロセス工程を、実施例Iで説明したように実行し、外相の組成物は以下の通りであった:
微結晶セルロース 2.02%
第1のプロセス工程
実施例Iで説明したように、顆粒を調製した。
安定性試験を、実施例Iに記載されているように実施した。
Claims (15)
- アセトアミノフェンおよびネフォパムを含む薬学的組成物を調製する方法であって、
a.第1のプロセス工程で、アセトアミノフェン、1種または複数の添加物、および水を混合することにより、湿潤顆粒を用意することと;
b.第2のプロセス工程で、湿潤顆粒をネフォパムおよび潤滑剤と混合することと、
c.第3のプロセス工程で、薬学的組成物を形成することと、
を含む、方法。 - 湿潤顆粒が、最初にアセトアミノフェンおよび1種または複数の添加物を混合し、次に水を加えることによって得られる、請求項1に記載の方法。
- 第1のプロセス工程が、湿潤顆粒を2~5重量%の間の含水量まで乾燥させることをさらに含む、請求項1または2に記載の方法。
- 薬学的組成物中のネフォパムとアセトアミノフェンとの間の比率が、1/10~1/30の間、好ましくは1/15~1/20の間である、請求項1から3のいずれか一項に記載の方法。
- 第1のプロセス工程の工程a)が、以下の連続する工程:
a’ アセトアミノフェンの一部を、第1の混合容器に加える工程と、
a’’ 添加物の1種または複数を、第1の混合容器に加える工程と、
a’’’ 残りのアセトアミノフェンを、第1の混合容器に加え、混合する工程と、
を含む、請求項1から4のいずれか一項に記載の方法。 - アセトアミノフェンの約半分を、工程a’において第1の混合容器に加える、請求項5に記載の方法。
- 第2のプロセス工程の工程b)が、以下の連続する工程:
b’ 第1のプロセス工程で得られた湿潤顆粒の一部を、第2の混合容器に加える工程と、
b’’ 潤滑剤およびネフォパムを、第2の混合容器に加える工程と、
b’’’ 第1のプロセス工程で得られた湿潤顆粒の残りを、第2の混合容器に加え、混合する工程と、
に分割される、請求項1から6のいずれか一項に記載の方法。 - 第1のプロセス工程で得られた湿潤顆粒の約半分を、工程b’において第2の混合容器に加える、請求項7に記載の方法。
- 請求項1から8のいずれか一項に記載の方法によって得られる薬学的組成物であって、有効成分アセトアミノフェンおよびネフォパムを含み、40℃および75%相対湿度で4週間保存した後の薬学的組成物が、薬物関連HPLCピークの面積パーセントに基づいて、約0.05%以下の総不純物を含有する、薬学的組成物。
- 40℃および75%相対湿度で4週間保存した後の薬学的組成物中のネフォパムから発生する不純物の含有量が、薬物関連HPLCピークの面積パーセントに基づいて0.05%未満である、請求項9に記載の薬学的組成物。
- 薬学的組成物中のネフォパムとアセトアミノフェンとの間の比率が、1/10~1/30の間、好ましくは1/15~1/20の間である、請求項9または10に記載の薬学的組成物。
- 請求項9から11のいずれか一項に記載の薬学的組成物を含む、固体単位投与。
- 単位投与形態が、錠剤およびカプセル剤からなる群から選択される、請求項12に記載の固体単位投与。
- 単位投与形態が、5~100mgのネフォパム、好ましくは10~50mgのネフォパム、さらにより好ましくは20~40mgのネフォパムを含む、請求項12または13に記載の固体単位投与。
- 単位投与形態が、100~1000mgのアセトアミノフェン、好ましくは200~750mgのアセトアミノフェン、さらにより好ましくは300~600mgのアセトアミノフェンを含む、請求項12、13または14に記載の固体単位投与。
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EUROPEAN JOURNAL OF ANAESTHESIOLOGY, vol. 26, JPN7023000715, 2009, pages 23 - 27, ISSN: 0004996338 * |
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EP3679926A1 (en) | 2020-07-15 |
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BR112021013764A2 (pt) | 2021-09-21 |
EP3911305A1 (en) | 2021-11-24 |
US20220257611A1 (en) | 2022-08-18 |
CN113365611B (zh) | 2023-07-25 |
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DK3911305T3 (da) | 2023-09-04 |
AU2020209883A1 (en) | 2021-07-29 |
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