JP2013139480A - 錠剤製造用の脂肪族アミンポリマー塩 - Google Patents
錠剤製造用の脂肪族アミンポリマー塩 Download PDFInfo
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- JP2013139480A JP2013139480A JP2013087963A JP2013087963A JP2013139480A JP 2013139480 A JP2013139480 A JP 2013139480A JP 2013087963 A JP2013087963 A JP 2013087963A JP 2013087963 A JP2013087963 A JP 2013087963A JP 2013139480 A JP2013139480 A JP 2013139480A
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- JP
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- Prior art keywords
- monovalent anion
- carbonate
- sevelamer
- tablet
- aliphatic amine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 150000003839 salts Chemical class 0.000 title claims abstract description 29
- 150000001450 anions Chemical class 0.000 claims description 123
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- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 82
- -1 anion salt Chemical class 0.000 claims description 46
- PADGNZFOVSZIKZ-UHFFFAOYSA-N 2-(chloromethyl)oxirane;hydrogen carbonate;prop-2-enylazanium Chemical compound NCC=C.OC(O)=O.ClCC1CO1 PADGNZFOVSZIKZ-UHFFFAOYSA-N 0.000 claims description 40
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- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 27
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- IRXBNHGNHKNOJI-UHFFFAOYSA-N butanedioyl dichloride Chemical compound ClC(=O)CCC(Cl)=O IRXBNHGNHKNOJI-UHFFFAOYSA-N 0.000 description 3
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Abstract
【解決手段】37℃で30分以下および60℃で少なくとも1のpHで少なくとも10週間の崩壊時間を維持する脂肪族アミンポリマーの炭酸塩を含む錠剤。
【選択図】なし
Description
本出願は、2004年11月1日に出願された米国特許仮出願第60/624,001号および2004年11月17日に出願された米国特許仮出願第60/628,752号の利益を主張する。上記出願の全体の教示は、参照により本明細書中に援用される。
リン酸過剰血症は、不充分な腎機能、副甲状腺機能亢進、およびある他の医学状態と関連する疾患を頻繁に伴う。リン酸過剰血症はヒトに対し、約4.5mg/dLよりも大きい血清リン酸レベルとして典型的に規定される。特に長期間にわたって存在する場合、状態はカルシウムとリン代謝の重篤な異常を導き、関節、肺および眼の異常石灰化によって発現され得る。
〔1〕37℃で30分以下および60℃で少なくとも1のpHで少なくとも10週間の崩壊時間を維持する脂肪族アミンポリマーの炭酸塩を含む錠剤、
〔2〕脂肪族アミンポリマーが、
(式中、
yは0、1以上の整数である;
R、R1、R2およびR3は、独立して、H、置換もしくは非置換アルキル基またはアリール基である;ならびに
X-は炭酸基である)
からなる群より選択される1つ以上の反復単位を含む、〔1〕記載の錠剤、
〔3〕脂肪族アミンポリマーが架橋されている、〔2〕記載の錠剤、
〔4〕脂肪族アミンポリマーがポリアリルアミンである、〔3〕記載の錠剤、
〔5〕セベラマーの炭酸塩を含み、37℃で30分以下および60℃で少なくとも1のpHで少なくとも10週間の崩壊時間を維持する、錠剤、
〔6〕脂肪族アミンポリマーの炭酸塩および一価アニオン源を含む錠剤であって、一価アニオンが炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、錠剤、
〔7〕脂肪族アミンポリマーが、
(式中、
yは0、1以上の整数である;
R、R1、R2およびR3は、独立して、H、置換もしくは非置換アルキル基またはアリール基である;ならびに
X-は炭酸基である)
からなる群より選択される1つ以上の反復単位を含む、〔6〕記載の錠剤、
〔8〕脂肪族アミンポリマーが架橋されている、〔7〕記載の錠剤、
〔9〕脂肪族アミンポリマーがポリアリルアミンである、〔8〕記載の錠剤、
〔10〕セベラマーの炭酸塩および一価アニオン源を含む錠剤であって、一価アニオンが炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、錠剤、
〔11〕一価アニオン源がセベラマーの一価アニオン塩である、〔10〕記載の錠剤、
〔12〕一価アニオン源がセベラマーのハロゲン化物塩である、〔11〕記載の錠剤、
〔13〕一価アニオン源が塩化セベラマーである、〔12〕記載の錠剤、
〔14〕一価アニオン源が炭酸塩であり、炭酸塩が、一価アニオンをさらにを含む混合塩である、〔10〕記載の錠剤、
〔15〕一価アニオンがハロゲン化物である、〔14〕記載の錠剤、
〔16〕ハロゲン化物が塩化物である、〔15〕記載の錠剤、
〔17〕一価アニオン源が、一価アニオンの金属塩または一価アニオンの酸である、〔10〕記載の錠剤、
〔18〕一価アニオンがハロゲン化物である、〔17〕記載の錠剤、
〔19〕ハロゲン化物が塩化物である、〔18〕記載の錠剤、
〔20〕一価アニオン源が塩化ナトリウムまたは塩酸である、〔19〕記載の錠剤、
〔21〕一価アニオンが、炭酸塩および一価アニオン源を合わせた重量の0.1重量%〜10重量%を構成する、〔10〕記載の錠剤、
〔22〕セルロース誘導体をさらにを含む、〔10〕記載の錠剤、
〔23〕セルロース誘導体が微晶質セルロースである、〔22〕記載の錠剤、
〔24〕脂肪族アミンポリマーの炭酸塩および一価アニオン源を含む組成物であって、一価アニオンが、炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、組成物、
〔25〕脂肪族アミンポリマーが、
(式中、
yは0、1以上の整数である;
R、R1、R2およびR3は、独立して、H、置換もしくは非置換アルキル基またはアリール基である;ならびに
X-は炭酸基である)
からなる群より選択される1つ以上の反復単位を含む、〔24〕記載の組成物、
〔26〕脂肪族アミンポリマーが架橋されている、〔25〕記載の組成物、
〔27〕脂肪族アミンポリマーがポリアリルアミンである、〔26〕記載の組成物、
〔28〕セベラマーの炭酸塩および一価アニオン源を含む組成物であって、一価アニオンが炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、組成物、
〔29〕一価アニオン源がセベラマーの一価アニオン塩である、〔28〕記載の組成物、
〔30〕セベラマーの一価アニオン塩がセベラマーのハロゲン化物塩である、〔29〕記載の組成物、
〔31〕炭酸セベラマーおよび塩化セベラマーを含む、〔30〕記載の組成物、
〔32〕一価アニオン源が、一価アニオンの金属塩または一価アニオンの酸である、〔28〕記載の組成物、
〔33〕一価アニオンがハロゲン化物である、〔32〕記載の組成物、
〔34〕セベラマーの炭酸塩および塩化ナトリウム粉末を含む、〔33〕記載の組成物、
〔35〕塩化ナトリウム溶液でコートされたセベラマーの炭酸塩を含む、〔33〕記載の組成物、
〔36〕セベラマーの炭酸塩および塩酸を含む、〔33〕記載の組成物、
〔37〕一価アニオン源が、混合された炭酸塩およびセベラマーの一価アニオン塩である、〔28〕記載の組成物、
〔38〕一価アニオンがハロゲン化物である、〔37〕記載の組成物、
〔39〕混合された炭酸塩およびセベラマーの塩化物塩を含む、〔38〕記載の組成物、
〔40〕薬学的に許容され得る担体または希釈剤および脂肪族アミンポリマーの炭酸塩および一価アニオン源を含む医薬組成物であって、一価アニオンが、炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、医薬組成物、
〔41〕薬学的に許容され得る担体または希釈剤およびセベラマーの炭酸塩および一価アニオン源を含む医薬組成物であって、一価アニオンが、炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、医薬組成物、
〔42〕一価アニオン源が塩化物源であり、塩化物が炭酸塩および塩化物源を合わせた重量の0.05重量%〜10重量%を構成する、〔41〕記載の医薬組成物、
〔43〕炭酸セベラマー粒子を含む錠剤であって、該粒子の少なくとも95容量%が少なくとも45ミクロンの直径を有する、錠剤、
〔44〕セルロース誘導体をさらにを含む、〔43〕記載の錠剤、
〔45〕脂肪族アミンポリマーの炭酸塩を含む錠剤の治療有効量を患者に投与することを含む、その必要がある患者からリン酸塩を除去する方法であって、該錠剤が、37℃で30分以下および60℃で少なくとも1のpHで少なくとも10週間の崩壊時間を維持する、方法、
〔46〕薬学的に許容され得る担体または希釈剤、脂肪族アミンポリマーの炭酸塩および一価アニオン源を含む医薬組成物を患者に投与することを含む、患者からリン酸塩を除去する方法であって、一価アニオンが、炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、方法、
〔47〕医薬組成物が、薬学的に許容され得る担体または希釈剤、セベラマーの炭酸塩および塩化物源を含み、塩化物が、炭酸塩および塩化物源を合わせた重量の0.1%〜10重量%を構成する、〔46〕記載の方法、
〔48〕脂肪族アミンポリマーの炭酸塩、重炭酸塩、乳酸塩または酢酸塩を含み、37℃で30分以下および60℃で少なくとも1のpHで少なくとも10週間の崩壊時間を維持する錠剤
に関する。
ここに、脂肪族アミン炭酸塩の錠剤に一価のアニオン源を添加することは、有意に貯蔵寿命を増大させ、錠剤を標準的な貯蔵条件下で貯蔵した場合、経時的に崩壊時間が増大するのを妨げることが分かった。さらに、錠剤中の脂肪族アミンポリマー粒子の粒径の増大が有意に貯蔵寿命を増大させ、錠剤を標準的な貯蔵条件下で貯蔵した場合、経時的に崩壊時間が増大するのを妨げることが分かった。
リン酸過剰血症の現在の処置は、しばしば腎不全を伴う低血液pHの問題に注意を向けない。脂肪族アミンポリマーの炭酸塩の使用は、この問題に注意を向けるのに有用であるが、炭酸塩の錠剤は、しばしば短い貯蔵寿命および標準的な貯蔵条件下で時間が経つと崩壊時間が増大する欠点を有する。ここに、炭酸塩に一価のアニオン源を添加することは、錠剤の崩壊時間の増大を妨げ、貯蔵寿命を増大させることが分かった。脂肪族アミンポリマーの粒径の増大が、錠剤の崩壊時間の増大を妨げ、貯蔵寿命を増大させることも分かった。
に示される1つ以上の繰り返し単位によって特徴付けられるポリマーが挙げられ、式中、yは0、または1以上の整数(例えば約1〜10、1〜6、1〜4、または1〜3の間)であり、各R、R1、R2、およびR3は独立して、Hあるいは(例えば、アミノエチルまたはポリ(アミノエチル)等、例えば1〜5(両端を含む)個の炭素原子を有するアミノアルキル等の、1〜25個の炭素原子、好ましくは1〜5個の炭素原子を有する)置換もしくは非置換アルキル基、または置換もしくは非置換アリール(例えばフェニル)基であり、各X-は独立して、交換可能な負に帯電した対イオンである。典型的に、R、R1、R2、およびR3は各々が独立して、Hまたは置換もしくは非置換アルキル基である。
の1つ以上の繰り返し単位によって特徴付けられるもの、またはその薬学的に許容され得る塩であり、式中xは0または1〜4の整数、好ましくは1である。構造式IXで表されるポリマーは、多官能性架橋剤によって有利に架橋される。
で表される繰り返し単位を含む。
式中、
aおよびbの合計(第一のアミン基の数)は9である;
c(架橋基の数)は1である;
n(プロトン化アミンの割合(fraction))は0.4である;ならびに
mは大きい数である(ポリマー網目の拡張(extended)を示す)。
典型的に、エピクロルヒドリンの量は、ポリマーおよび架橋剤を合わせた重量の百分率として測定される。
(2)脂肪族アミンポリマーを、含める任意の賦形剤と混ぜる工程;および
(3)従来の錠剤化技術を用いて混合物を圧縮する工程
を含む方法によって調製され得る。
である。
炭酸セベラマー単独を含有する製剤と比べた脂肪族アミン炭酸塩および1価アニオン製剤の混合物のより良好な適合性および崩壊時間
用語「物理的混合塩」は、セベラマーHClおよび炭酸セベラマーAPI(2種類の化合物)の乾燥ブレンドをいう。全塩化物は、4〜6%の範囲を目標とする。
装置は、バスケット-ラックアセンブリ、1000-mlビーカー、液を35℃〜39℃に加熱するための恒温設備(arrangement)、および1分あたり29〜32サイクルの一定の頻度率で浸漬液中にバスケットを上昇および下降させるためのデバイスから構成された。
酵素なしで1.2 pHを有する(0.1N HCl)擬似胃液USP(900ml)を1000 mlビーカーに入れ、崩壊装置の水浴を用いて37℃に加熱した。2種類の錠剤を、それぞれ、バスケット-ラックアセンブリの別々のチューブに入れて試験し、錠剤が内部から出てくるのを回避するために10メッシュスクリーンを上部に配置した。デバイスの下降および上昇のスイッチを入れ、錠剤を、破断時間(すなわち、錠剤のコーティングが最初に破断し、ポリマーが流出し始めるときの時間)および崩壊時間 (すなわち、錠剤が完全に崩壊し、バスケット-ラックアセンブリのチューブから出てくるときの時間)について観察した。
ことを示す。
炭酸セベラマーに対するセベラマーHClの種々の比率の適合性、放出(ejection)力および崩壊時間に対する効果。
Renagel(登録商標)製剤 (活性API 800mg、目標LOD 8%、コロイド状二酸化ケイ素0.375%およびステアリン酸0.4%)に使用されている賦形剤を用い、炭酸セベラマーに対する塩酸セベラマーの比1:1、1:3、1:6および1:9を評価した(表2参照)。すべての実験は、実施例1で上記のようにして行なった。
物理的混合塩と化学的混合塩との比較
すべての実験は、実施例1で上記のようにして行なった。表3からわかるように、化学的混合塩でもまた、薬学的に許容され得る崩壊時間であった。
塩化ナトリウムありおよび塩化ナトリウムなしの炭酸セベラマーの比較
すべての実験は、実施例1で上記のようにして行なった。表4からわかるように、崩壊時間は、塩化ナトリウムなしの炭酸セベラマーの場合で、はるかに多く増大した。
崩壊挙動および適合性に対する粒径排除(cut)の効果
LOD 6.5% (「そのままの」API湿分)、Ceolus(登録商標) KG 802 25%、二ベヘン酸グリセリル1.2%、コロイド状二酸化ケイ素(CSD)なし、(API: 20%炭酸塩)の製剤を用い、異なる粒径を、適合性および崩壊時間に対する効果に関して比較した。すべての実験は、実施例1のようにして行なった。圧縮条件は、予備圧縮力:15kN、圧縮力:45kNおよび速度:20rpmであった。結果は表5においてわかる。
Claims (48)
- 37℃で30分以下および60℃で少なくとも1のpHで少なくとも10週間の崩壊時間を維持する脂肪族アミンポリマーの炭酸塩を含む錠剤。
- 脂肪族アミンポリマーが、
(式中、
yは0、1以上の整数である;
R、R1、R2およびR3は、独立して、H、置換もしくは非置換アルキル基またはアリール基である;ならびに
X-は炭酸基である)
からなる群より選択される1つ以上の反復単位を含む、請求項1記載の錠剤。 - 脂肪族アミンポリマーが架橋されている、請求項2記載の錠剤。
- 脂肪族アミンポリマーがポリアリルアミンである、請求項3記載の錠剤。
- セベラマーの炭酸塩を含み、37℃で30分以下および60℃で少なくとも1のpHで少なくとも10週間の崩壊時間を維持する、錠剤。
- 脂肪族アミンポリマーの炭酸塩および一価アニオン源を含む錠剤であって、一価アニオンが炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、錠剤。
- 脂肪族アミンポリマーが、
(式中、
yは0、1以上の整数である;
R、R1、R2およびR3は、独立して、H、置換もしくは非置換アルキル基またはアリール基である;ならびに
X-は炭酸基である)
からなる群より選択される1つ以上の反復単位を含む、請求項6記載の錠剤。 - 脂肪族アミンポリマーが架橋されている、請求項7記載の錠剤。
- 脂肪族アミンポリマーがポリアリルアミンである、請求項8記載の錠剤。
- セベラマーの炭酸塩および一価アニオン源を含む錠剤であって、一価アニオンが炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、錠剤。
- 一価アニオン源がセベラマーの一価アニオン塩である、請求項10記載の錠剤。
- 一価アニオン源がセベラマーのハロゲン化物塩である、請求項11記載の錠剤。
- 一価アニオン源が塩化セベラマーである、請求項12記載の錠剤。
- 一価アニオン源が炭酸塩であり、炭酸塩が、一価アニオンをさらにを含む混合塩である、請求項10記載の錠剤。
- 一価アニオンがハロゲン化物である、請求項14記載の錠剤。
- ハロゲン化物が塩化物である、請求項15記載の錠剤。
- 一価アニオン源が、一価アニオンの金属塩または一価アニオンの酸である、請求項10記載の錠剤。
- 一価アニオンがハロゲン化物である、請求項17記載の錠剤。
- ハロゲン化物が塩化物である、請求項18記載の錠剤。
- 一価アニオン源が塩化ナトリウムまたは塩酸である、請求項19記載の錠剤。
- 一価アニオンが、炭酸塩および一価アニオン源を合わせた重量の0.1重量%〜10重量%を構成する、請求項10記載の錠剤。
- セルロース誘導体をさらにを含む、請求項10記載の錠剤。
- セルロース誘導体が微晶質セルロースである、請求項22記載の錠剤。
- 脂肪族アミンポリマーの炭酸塩および一価アニオン源を含む組成物であって、一価アニオンが、炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、組成物。
- 脂肪族アミンポリマーが、
(式中、
yは0、1以上の整数である;
R、R1、R2およびR3は、独立して、H、置換もしくは非置換アルキル基またはアリール基である;ならびに
X-は炭酸基である)
からなる群より選択される1つ以上の反復単位を含む、請求項24記載の組成物。 - 脂肪族アミンポリマーが架橋されている、請求項25記載の組成物。
- 脂肪族アミンポリマーがポリアリルアミンである、請求項26記載の組成物。
- セベラマーの炭酸塩および一価アニオン源を含む組成物であって、一価アニオンが炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、組成物。
- 一価アニオン源がセベラマーの一価アニオン塩である、請求項28記載の組成物。
- セベラマーの一価アニオン塩がセベラマーのハロゲン化物塩である、請求項29記載の組成物。
- 炭酸セベラマーおよび塩化セベラマーを含む、請求項30記載の組成物。
- 一価アニオン源が、一価アニオンの金属塩または一価アニオンの酸である、請求項28記載の組成物。
- 一価アニオンがハロゲン化物である、請求項32記載の組成物。
- セベラマーの炭酸塩および塩化ナトリウム粉末を含む、請求項33記載の組成物。
- 塩化ナトリウム溶液でコートされたセベラマーの炭酸塩を含む、請求項33記載の組成物。
- セベラマーの炭酸塩および塩酸を含む、請求項33記載の組成物。
- 一価アニオン源が、混合された炭酸塩およびセベラマーの一価アニオン塩である、請求項28記載の組成物。
- 一価アニオンがハロゲン化物である、請求項37記載の組成物。
- 混合された炭酸塩およびセベラマーの塩化物塩を含む、請求項38記載の組成物。
- 薬学的に許容され得る担体または希釈剤および脂肪族アミンポリマーの炭酸塩および一価アニオン源を含む医薬組成物であって、一価アニオンが、炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、医薬組成物。
- 薬学的に許容され得る担体または希釈剤およびセベラマーの炭酸塩および一価アニオン源を含む医薬組成物であって、一価アニオンが、炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、医薬組成物。
- 一価アニオン源が塩化物源であり、塩化物が炭酸塩および塩化物源を合わせた重量の0.05重量%〜10重量%を構成する、請求項41記載の医薬組成物。
- 炭酸セベラマー粒子を含む錠剤であって、該粒子の少なくとも95容量%が少なくとも45ミクロンの直径を有する、錠剤。
- セルロース誘導体をさらにを含む、請求項43記載の錠剤。
- 脂肪族アミンポリマーの炭酸塩を含む錠剤の治療有効量を患者に投与することを含む、その必要がある患者からリン酸塩を除去する方法であって、該錠剤が、37℃で30分以下および60℃で少なくとも1のpHで少なくとも10週間の崩壊時間を維持する、方法。
- 薬学的に許容され得る担体または希釈剤、脂肪族アミンポリマーの炭酸塩および一価アニオン源を含む医薬組成物を患者に投与することを含む、患者からリン酸塩を除去する方法であって、一価アニオンが、炭酸塩および一価アニオン源を合わせた重量の少なくとも0.05重量%を構成する、方法。
- 医薬組成物が、薬学的に許容され得る担体または希釈剤、セベラマーの炭酸塩および塩化物源を含み、塩化物が、炭酸塩および塩化物源を合わせた重量の0.1%〜10重量%を構成する、請求項46記載の方法。
- 脂肪族アミンポリマーの炭酸塩、重炭酸塩、乳酸塩または酢酸塩を含み、37℃で30分以下および60℃で少なくとも1のpHで少なくとも10週間の崩壊時間を維持する錠剤。
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