JP2002501885A5 - - Google Patents

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JP2002501885A5
JP2002501885A5 JP2000529227A JP2000529227A JP2002501885A5 JP 2002501885 A5 JP2002501885 A5 JP 2002501885A5 JP 2000529227 A JP2000529227 A JP 2000529227A JP 2000529227 A JP2000529227 A JP 2000529227A JP 2002501885 A5 JP2002501885 A5 JP 2002501885A5
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aerosol
surfactant
drug
weight
coated
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JP2002501885A (ja
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Priority claimed from US09/016,265 external-priority patent/US6086376A/en
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【特許請求の範囲】
【請求項1】膜形成性両親媒性脂質で被覆され、1,1,1,2-テトラフルオロエタン(HFA 134a)または1,1,1,2,3,3,3-ヘプタフルオロプロパン(HFA 227)プロペラント中に分散されている粒度範囲0.1〜10ミクロンの薬物微粒子の安定化された粒子から本質的に構成されるエーロゾル製剤。
【請求項2】両親媒性脂質がリン脂質である請求項1に記載のエーロゾル製剤。
【請求項3】リン脂質被覆が少なくとも一種の界面活性剤も含有する請求項2に記載のエーロゾル製剤。
【請求項4】一種またはそれ以上の膜形成性リン脂質と少なくとも一種の界面活性剤で被覆され、HFA 134a または HFA 227プロペラント中に分散されている平均粒度範囲0.1〜10ミクロンの薬物微結晶から本質的に構成されるエーロゾル製剤であって、被覆した薬物微粒子の密度がプロペラントの密度と実質的に同じであり、薬物微粒子上の被覆の量が薬物の重量を基準に0.1%を超え200%未満であるエーロゾル製剤。
【請求項5】プロペラントが製剤の少なくとも70重量%の割合を占める請求項1または4に記載のエーロゾル製剤。
【請求項6】薬物が製剤の5重量%未満の割合を占める請求項5に記載のエーロゾル製剤。
【請求項7】界面活性剤に対するリン脂質の重量比が0.04〜25の範囲である請求項3または4に記載のエーロゾル製剤。
【請求項8】リン脂質が製剤の20重量%未満の割合を占める請求項2または4に記載のエーロゾル。
【請求項9】界面活性剤が製剤の20重量%未満の割合を占める請求項3に記載のエーロゾル。
Figure 2002501885
[1] 膜形成性両親媒性脂質で被覆され、1,1,1,2-テトラフルオロエタン(HFA 134a)または1,1,1,2,3,3,3-ヘプタフルオロプロパン(HFA 227)プロペラント中に分散されている粒度範囲0.1〜10ミクロンの薬物微粒子の安定化された粒子から本質的に構成されるエーロゾル製剤。
[2] 両親媒性脂質がリン脂質である1に記載のエーロゾル製剤。
[3] リン脂質被覆が少なくとも一種の界面活性剤も含有する2に記載のエーロゾル製剤。
[4] 一種またはそれ以上の膜形成性リン脂質と少なくとも一種の界面活性剤で被覆され、HFA 134a または HFA 227プロペラント中に分散されている平均粒度範囲0.1〜10ミクロンの薬物微結晶から本質的に構成されるエーロゾル製剤であって、被覆した薬物微粒子の密度がプロペラントの密度と実質的に同じであり、薬物微粒子上の被覆の量が薬物の重量を基準に0.1%を超え200%未満であるエーロゾル製剤。
[5] プロペラントが製剤の少なくとも70重量%の割合を占める1または4に記載のエーロゾル製剤。
[6] プロペラントが製剤の少なくとも90重量%の割合を占める5に記載のエーロゾル製剤。
[7] 薬物が製剤の5重量%未満の割合を占める5に記載のエーロゾル製剤。
[8] 界面活性剤に対するリン脂質の重量比が0.04〜25の範囲である3または4に記載のエーロゾル製剤。
[9] 界面活性剤に対するリン脂質の重量比が0.02〜50の範囲である3または4に記載のエーロゾル製剤。
[10] 界面活性剤に対するリン脂質の比が0.01〜100;好ましくは0.02〜50;より好ましくは0.04〜25の範囲である。
[11] リン脂質が製剤の20重量%未満の割合を占める2または4に記載のエーロゾル。
[12] リン脂質が製剤の5重量%未満の割合を占める2に記載のエーロゾル。
[13] 界面活性剤が製剤の20重量%未満の割合を占める3に記載のエーロゾル。
[14] 界面活性剤が製剤の5重量%未満の割合を占める3または4に記載のエーロゾル。
[15] HFA134a、HFA227またはそれらの混合物から選択される非水性プロペラント中に懸濁している平均粒度が0.1〜10ミクロンの薬物微粒子からなるエーロゾル製剤を含有する定量投与用吸入器であって、前記薬物微粒子が膜形成性両親媒脂質でおよび場合によりさらに界面活性剤で被覆され、凝集に対し安定化されている定量投与用吸入器。
[16] 薬物粒子がリン脂質で被覆される15に記載の吸入器。
[17] リン脂質被覆が界面活性剤も含有する15または16に記載の吸入器。
[18] リン脂質と少なくとも一種の界面活性剤との混合物で被覆され、HFA 134a または HFA 227プロペラント中に分散されている平均粒度範囲0.1〜10ミクロンの薬物微粒子から本質的に構成されるエーロゾル製剤を含有する定量投与用吸入器であって、被覆した薬物微結晶の密度がプロペラントの密度と実質的に同じであり、薬物微粒子上の被覆の量が薬物の重量を基準に0.1%を超え200%未満であるエーロゾル製剤。
[19] 膜形成性両親媒脂質と場合により界面活性剤とで被覆され、上気道または低気道に送達するための薬学的に許容できるキャリアー中に分散されている粒度範囲が0.1〜10ミクロンの薬物微粒子。
[20] 上気道または下気道に送達するための、膜形成性両親媒脂質と場合により界面活性剤とで被覆され、0.1〜10ミクロンの粒度範囲の薬物微粒子から本質的に構成される乾燥粉末。
JP2000529227A 1998-01-30 1998-12-30 微粒子吸入用製剤 Withdrawn JP2002501885A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/016,265 1998-01-30
US09/016,265 US6086376A (en) 1998-01-30 1998-01-30 Dry aerosol suspension of phospholipid-stabilized drug microparticles in a hydrofluoroalkane propellant
PCT/US1998/027922 WO1999038493A1 (en) 1998-01-30 1998-12-30 Microparticle inhalation formulations

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2010128713A Division JP2010248206A (ja) 1998-01-30 2010-06-04 微粒子吸入用製剤

Publications (2)

Publication Number Publication Date
JP2002501885A JP2002501885A (ja) 2002-01-22
JP2002501885A5 true JP2002501885A5 (ja) 2006-02-23

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JP2010128713A Pending JP2010248206A (ja) 1998-01-30 2010-06-04 微粒子吸入用製剤

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US (1) US6086376A (ja)
EP (1) EP1051154A1 (ja)
JP (2) JP2002501885A (ja)
KR (1) KR20010040402A (ja)
CN (1) CN1155367C (ja)
AU (1) AU756464B2 (ja)
CA (1) CA2319100C (ja)
IL (1) IL137472A (ja)
SE (1) SE0002643L (ja)
WO (1) WO1999038493A1 (ja)

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