TWI293883B - Pharmaceutical composition - Google Patents
Pharmaceutical composition Download PDFInfo
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- TWI293883B TWI293883B TW091111129A TW91111129A TWI293883B TW I293883 B TWI293883 B TW I293883B TW 091111129 A TW091111129 A TW 091111129A TW 91111129 A TW91111129 A TW 91111129A TW I293883 B TWI293883 B TW I293883B
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- Taiwan
- Prior art keywords
- pharmaceutical composition
- substance
- fatty acid
- preparation
- theophylline
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- 239000008194 pharmaceutical composition Substances 0.000 title claims description 40
- 238000002360 preparation method Methods 0.000 claims description 61
- 238000002844 melting Methods 0.000 claims description 48
- ZFXYFBGIUFBOJW-UHFFFAOYSA-N theophylline Chemical compound O=C1N(C)C(=O)N(C)C2=C1NC=N2 ZFXYFBGIUFBOJW-UHFFFAOYSA-N 0.000 claims description 42
- 230000008018 melting Effects 0.000 claims description 34
- 239000000203 mixture Substances 0.000 claims description 34
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- -1 glycerin fatty acid ester Chemical class 0.000 claims description 24
- 229960000278 theophylline Drugs 0.000 claims description 21
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Description
五、發明説明(1 ) 技術領域 本發明係有關於醫藥用組成物。 技術背景 低融點物質例如蟻狀物質、甘油脂肪酸醋等,被利用 於緩釋出性製劑、可掩飾苦味之製劑等領域。 例如特開平7-76517號公報,說明了溶融的蟻狀物質 中由相虫或分散有令人不快之藥理活性物質製成之小球 形粒子的·,以疏水性物質及/或水不溶性高分子所成的 被膜所被覆之醫藥製劑。 上述A報中,僅止於以水不溶性高分子物質說明胃溶 性或腸溶性的pH依存型水不溶性高分子物質,而完全未曾 說明pH非依存型水不溶性高分子物質。又,該公報所記載 之發明中,以使用有機溶劑溶解水不溶性高分子物質,因 此該發明存有對於作業人員有韓f生上之不良影響、環境污 染、殘留於製劑中等之問題。 特開平8-143450號公報,說明了含有易水溶性藥理活 f生物貝、甘油脂肪酸酯及水不溶性物質之緩釋出性製劑。 该徐放製劑係將易水溶性藥劑與甘油脂肪酸酯混合,溶 融,造粒後;造粒物中混合水不溶性物質,再造粒,壓縮 而製成者。 但是,使用蠟狀物質、甘油脂肪酸酯等低融點物質之 醫藥製劑,缺乏長期安定性,故長期保存後的醫藥製劑, 會有藥理活性物質之釋出速度降低的缺點。 上述兩份的公報,對於醫藥製劑經長期保存後,有關 1293883 A7 B7 五、發明説明(2 藥理/舌性物質之釋出速度,完全未曾說明。 發明說明 本發明係提供具優良的保存安定性,而製劑雖於長期 保存後,其藥理活性物質之釋出速度,不易變化之醫藥製 劑為課題。 本發明人等為解決上述課題,經繁覆專心研究的結 果,在溶融之低融點物質,溶融pH#依存型水不溶性高分 子物質,所得之溶融混合物中,以溶融或分散有藥理活性 物質之液狀物噴霧,冷却所得之製劑,發現其具優良的保 存安定性,而該製劑雖於長期間保存後,藥理活性物質之 釋出速度幾乎無變化。本發明係基於此種見解而完成者。 1. 溶融之低融點物質中,將藥理活性物質及pH非依存 型水不溶性高分子物質,溶解或分散而成之醫藥用組成物。 2. 低融點物質及pH非依存型水不溶性高分子物質之 溶融混合物中,溶解或分散有藥理活性物質而成之醫藥用 組成物。 3 ·低融點物質及pH非依存型水不溶性高分子物質之 溶融混合物中,以溶解或分散有藥理活性物質之液狀物喷 霧,冷却而成之醫藥用組成物。 4 ·以緩釋出性製劑或速釋出性製劑供用之上述丨,2或3 項所記載之醫藥用組成物。 5·低融點物質在藥理的可容許,其融點為4〇〜12〇 t之 水不溶性或水難溶性物質,而記載於上述1〜4項之任何1 項的醫藥用組成物。 本紙張尺度適财關家標準(CNS) A4規格(21GX297公釐) (請先閲讀背面之注意事項再填寫本頁) -,tr— :線丨 1293883 A7 __B7 _ 五、發明説明(3 ) 6.低融點物質為甘油脂肪酸酯,丙二醇脂肪酸酯、山 梨糖醇酐脂肪酸酯、石蠟、微晶蠟、純地蠟、硬化油、木 蠟、可可脂、巴西棕櫚蠟、蜜蠟、鯨蠟醇、硬酯醇、甘油 三肉豆蔻酸酯、棕櫚酸、硬酯酸、硬酯酸鈇,及從油酸鈣 所成之群選出1種單獨物質或2種以上之混合物,而記載於 上述1〜4項之任何1項的醫藥用組成物。 7· pH非依存型水不溶性高分子物質為乙基纖維素、氨 烧基甲基丙稀酸δ旨共聚物_RS(aminoalkyl metaacrylate copolymer-RS)、甲基丙烯酸酯共聚物 _RL(aminoalkyl metaacrylate copolymer-RL)、乙酸纖維素、乙酸酪酸纖維 素,及由乙酸丙酸纖維素所成之群選出1種單獨物質或2種 以上之混合物,而記載於上述1〜4項之任何1項的醫藥用組 成物。 8·藥理活性物質為茶驗、cilostazol、gatifloxacin、 cartro卜 procatero卜 rebamipide、或 aripirpazo卜而記載於 上述1〜4項之任何1項的醫藥用組成物。 9·低融點物質為對於藥理活性物質含有50〜1 X 105重 量%,而記載於上述1〜4項中任何1項所記載的醫藥用組成 物。 10· pH非依存型水不溶性高分子物質,對於低融點物 質含有0.5〜60重量%的上述9項所記載之醫藥用組成物。 11·平均粒子徑為10〜1400μπι左右的粒子,而記載於 上述1〜4項之任何1項的醫藥用組成物。 12.含有低融點物質、pH非依存型水不溶性高分子物 本紙張尺度適用中國國家標準(CNS) A4規格(210X297公釐) (請先閲讀背面之注意事項再填寫本頁) -、>1丨 !293883 、發明説明 質及藥理活性物質,而在低融點物質的粒子全体中,有pH 非依存型水不溶性高分子物質及藥理活性物質,各呈分子 狀或微粒子狀均勻散在之醫藥用組成物。 I3·含有低融點物質、pH非依存型水不溶性高分子物 質^藥理活性物質,而由低融點物質及PH非依存型水不溶 性尚分子物質所成均勻之混合物或分散体之粒子全体中, 有藥理活性物質呈分子狀或微粒子狀均勾散在之醫藥用組 成物。 14.以緩釋出性製劑或速釋出性製劑供用之上述12或 ^項所記載之醫藥用組成物。 15· —種醫藥用組成物的製造方法,其包括:溶融的低 融點物質中,溶解(溶融)或分散有1)11非依存型水不溶性高 分子物質及藥理活性物質而成溶融混合物之工程;該溶融 混合物中,溶解(溶融)或分散有藥理活性物質而成液狀物 之工程;以及將該液狀物噴霧,冷却成為粒子之工程等所 成。 16.醫藥用組成物為緩釋出性製劑或速釋出性製劑而 記載於上述15項所記載的方法。 本發明的醫藥用組成物中,包含有緩釋出性製劑及速 釋出性製劑。各製劑依對象病患、藥劑的種類等可適宜選 擇。 本發明的醫藥用組成物所配合之藥理活性物質,並無 特予以限定,可廣汎使用習知的物質。此種藥理活性物質 可舉例如配合於呼吸器官用製劑、消化器官用製劑、循環 本紙張尺度適用中國國家標準(CNS) A4規格(210X297公釐) ...................裝..................訂..................線· (請先閲讀背面之注意事項再填寫本頁) 1293883 A7 B7 五、發明説明(5 ) 器官用製劑、中樞神經用製劑、末梢神經用製劑、抗生物 質裝W化子療法劑、抗腫瘍劑、血小板凝集抑制劑、抗 過敏劑、維他命劑等各種製劑之一般藥理活性物質。具体 者例如配合於抗生物質、抗黴菌劑、抗高脂血症劑、循環 器官用劑、抗血小板藥(血小板凝集抑制劑)、抗腫瘍劑、 解熱劑、鎮痛劑、消炎劑、鎮咳去痰劑、鎮靜劑、肌肉弛 緩劑、抗癲癇劑、抗潰瘍劑、抗憂鬱劑、抗過敏劑、強心 劑、抗不整脈治療劑、血管擴張劑、降壓利尿劑、糖尿病 治療劑、抗凝血劑、止血劑、抗結核劑、激素劑、麻藥拮 抗劑、月吸收抑制劑、血管新生阻害劑、痛風治療劑等各 種製劑之一般藥理活性物質。更具体者可舉例如茶鹼、 cilostazol ^ gatifloxacin ^ cartrol > procaterol . rebamipide > 或 aripirpazol 等。 低融點物質在藥理的可容許,可廣汎使用,其融點為 40〜120°C之水不溶性或水難溶性物質;可舉例如甘油脂肪 酸酯、丙二醇脂肪酸酯、山梨糖醇酐脂肪酸酯、石蠟、微 曰曰壤、純地曦、硬化油、木壤、可可脂、巴西棕櫊堪、蜜 蠟、鯨蠟醇、硬酯醇、甘油三肉豆蔻酸酯、棕櫚酸、硬酯 酸、硬酯酸鈦,及由油酸鈣等。此等低融點物質以丨種單 獨或2種以上混合使用。上述低融點物質中,以甘油脂肪酸 酯為佳,而以甘油簽酸酯及甘油硬脂酸酯為特佳。 藥劑有令人不快的味道(苦味等)時,由於使用此等低 融點物質,可掩飾藥物的令人不快之味道,且可使之易於 散在、粒劑、無水糖漿劑等之製劑化。 本紙張尺度適用中國國家標準(CNS) A4規格(21〇x297公爱) (請先閲讀背面之注意事項再填寫本頁) .訂丨 t 1293883 A7 B7 五、發明説明(6 ) (請先閲讀背面之注意事項再填寫本頁) pH非依存型水不溶性高分子物質,可廣汎使用習知具 有pH非依存性之水不溶性高分子物質,可舉例如乙基纖維 素、甲基丙烯酸酯共聚物_RS[Eudragit RS_1〇〇,Eudragh RS-P0(R5hm公司製)等]、甲基丙烯酸酯共聚物 _RL[Eudragit RL-100,Eudragit RS-P0(R5hm公司製)等]、 乙酸纖維素、乙酸酪酸纖維素、乙酸丙酸纖維素等。此等 pH非依存型水不溶性高分子物質,以丨種單獨或2種以上混 合使用。上述pH非依存型水不溶性高分子物質中,以乙基 纖維素、甲基丙烯酸酯共聚物_RS及甲基丙烯酸酯共聚物 -RL為佳,而其中以乙基纖維素更佳。
以低融點物質與藥理活性物質溶融混合物喷霧冷却所 得之粒子,放置時通常雖會團塊化(bl〇cking),如添加此pH 非依存型水不溶性高分子物質,則可抑制團塊化,而易於 處理。. 本發明之醫藥用組成物中,低融點物質對於藥理活性 物質通常為lxl〇5重量%,以75〜3χ1〇4重量%為佳,而較佳 為含有100〜lxl〇4重量%為宜。 本發明之醫藥用組成物中,p Η非依存型水不溶性高分 子物質相對於低融點物質,通常為〇·5〜6〇重量%,以 5〇重量%為佳,較佳為含有2〜45重量%為宜。 本發明組成物係低融點物質中,溶解(溶融)或分散有 ΡΗ非依存型水不溶性高分子物,在其中再溶解或分散^藥 理活性物質而成。本發明組成物之製劑形態可舉例如散 劑、細粒劑、無水糖漿劑、顆粒劑、錠劑、膠囊劑等。月 I293883 A7 一 ' ' 丨—.__··-·· 五、發明説明(7 ) 本發明醫藥組成物(緩釋出性製劑及速釋出性製劑), 可依下列例示之各種方法製造。 方法A : 將低融點物質加熱溶融,接着在溶融物中溶解(溶融) 或分散藥理活性物質及pH非依存型水不溶性高分子物作 成為溶融混合物後,由該溶融混合物噴霧,冷却所得之粒 子,獲得具有散劑、細粒劑、無水糖漿劑等形態之本發明 組成物。 低融點物質溶融時之溫度為高於低融點物質之融點, 以尚於融點南10 c以上之溫度為佳,而對於藥理活性物質 之女定性只要不發生問題之溫度即可。 PH非依存型水不溶性高分子物質,為要均勻溶解(溶 融)或分散於醫藥組成物中,通常為〇 1〜5〇μιη左右,而以 使用0.5〜20μιη左右之粉末為佳。 藥理活性物質為着為要均為分散於醫藥組成物中,平 均粒子徑通常為0·1〜100μπι左右,而以使用〇5〜5〇_左 右之粉末為佳。 由低融點物質所成之溶融物中,添加藥理活性物質及 pH非依存型水不溶性高分子物質之順序未特予限定。故 可在溶融物中溶解或分散藥理活性物質後,溶解(溶融)或 分散pH非依存型水不溶性冑分子物f ;切在溶融物中溶 解(溶融)或分散pH非依存型水不溶性高分子物質後溶解 或分散藥理活性物質。或,對於溶融物中,亦可溶解或分 散藥理活性物質,以及溶解(溶融)或分散pH非依存型水不 五、發明説明(8 ) 溶性高分子物質,亦可同時進行。 較佳方法可示如,具有散劑、細粒劑等形態之本發明 組成物’係將低融點物質加熱溶解,接着在該溶融物添加 pH非依存型水不溶性高分子物質,經溶解(溶融)或分散成 為溶融混合物,所得溶融混合物再溶解(溶融)或分散藥理 活性物質成為液狀物後,將該液狀物噴霧,冷却製造者。 該液狀物之噴霧,冷却,可採用轉動盤或使用加壓噴 嘴,二流体噴嘴之噴霧冷却器(spray CO〇ler)等習知方法。 冷却通常可約在室溫左右進行。喷霧條件由於適當選擇, 可將粒子調節為所希望之粒彳呈。 再者,溶解液或分散液,根據習知方法,冷却固化成 塊狀或薄片狀(flak狀),將其粉粹整粒,可得所希望之粒徑 的粉末。 此方法所得到的製劑粒子之平均粒子徑,通常為1〇〜 1400μπι左右,而以50〜600μιη左右較佳。製劑粒子之平均 粒子徑,可依習知方法例如以筛分法求得。 根據本發明的醫藥用組成物之製造方法,可製造緩釋 出性製劑或速釋出性製劑之任一製劑形態。此等製劑形態 須考慮主藥的水溶性之程度,而調節製劑粒子之粒子徑等 分別製造。 方法Β : 上述方法Α所得之製劑粒子混合賦形劑,視情形再加 黏合劑,根據習知的方法混合,造粒,視情形予以壓縮, 了獲付具有散劑、顆粒劑、無水糖漿劑、錠劑、膠囊等形 1293883 A7 B7 五、發明説明(9 ) 態之本發明組成物。 賦形劑可廣汎使用習知的物質,可舉例如甘露糖醇、 山梨糖醇、木糖醇、還元麥芽糖、葡萄糖、白糖、乳糖、 玉米澱粉、馬鈴薯澱粉等澱粉類,無水磷酸氫鈣、磷酸鈣 等無機塩類,結晶纖維素、羧甲基澱粉鈉塩、糊精、聚乙(烯) 二醇(macrogol)(例如聚乙二醇6000、聚乙二醇4000等)。 黏合劑可廣汎使用習知的物質,可舉例如乙基纖維 素、經丙基纖維素、經丙基甲基纖維素(hydroxy propyl methylcellulose)、聚乙稀吼嗔烧酮、明膠、阿拉伯膠、聚 乙烯醇、支鏈澱粉(pullulan)、聚乙(烯)二醇(例如聚乙二醇 6000、聚乙二醇4000等)等。 根據上述方法B製造本發明組成物時,可與賦形劑同 時使用分解劑、潤滑劑、流動化劑、甘味劑、着色劑等各 種製劑載体。 分解劑可舉例如低交換度羥丙基纖維素、羧曱基澱粉 鈉塩、croscarmellose sodium、緩曱基纖維素、結晶纖維素、 crospovidone 等。 潤滑劑可舉例如硬脂酸鎂、硬脂酸鈣、聚環氧硬脂酸 酯(polyoxyl stearate)、滑石、嚴糖脂肪酸酯、二甲基聚石夕 氧烷等。 流動化劑可舉例如輕質無水二氧化矽等。 着色劑可舉例如焦油系色素等。 再者,上述各種的方法所得之本發明組成物,亦可用 薄荷等香料來載体。 12 (請先閲讀背面之注意事项再填寫本頁) 本紙張尺度適用中國國家標準(CNS) A4規格(210X297公釐) 五、發明説明(l〇 ) 1293883 A7 B7 上述之賦形劑、黏合劑、分解劑、潤滑劑、流動化劑、 甘味劑、着色劑、香料等的使用量,視使用之藥劑、目的 之藥劑,可適宜選擇。 根據上述所得的本發明醫藥用組成物(包含本發明之 緩釋出性製劑或速釋出性製劑)之構造,含有低融點物質、 pH非依存型水不溶性高分子物質及藥理活性物質,而在低 融點物質的粒子全体,有pH非依存型水不溶性高分子物質 及藥理活性物質,分別以分子狀或微粒子狀均勻散在其中。 具体言’乙基纖維素等之pH非依存型水不溶性高分子 物質及藥理活性物質,並非在低融點物質的粒子表面或表 面附近侷在之層構造,而是在低融點物質的粒子全体,有 pH非依存型水不溶性高分子物質及藥理活性物質,分別均 勻散在其中。 再者,本發明醫藥用組成物之構造,含有低融點物質、 pH非依存型水不溶性高分子物質及藥理活性物質,而由低 融點物質及pH非依存型水不溶性高分子物質所成均勻的 混合物或分散体之粒子全体,有藥理活性物質呈分子狀或 微粒子狀均勻散在其中。 具体。,藥理活性物質並非僅侷在於由低融點物質及 PH非依存㉟水不溶性高分子物質所成的基質之粒子表面 或表面附近之層構造,而是在該基質的粒子 性物質均勻散在其中。 樂理/舌 处刀子狀均勻分散」是指形成均勻混合物之固 (固溶体);「微粒子狀均勻分散」是指在«全体分散有均 本紙張尺度適财關家標準 (請先閲讀背面之注意事項再填寫本頁)
13 1293883 A7 I--—---- B7 五、發明說明(11 ) 勻之微粒子。 關於這點,本發明的醫藥組成物,與特開平7_76517 纟公報所記載由溶融難物f與藥理活性物質所成之微小 球形粒子,以疏水性物質及/或水不溶性高分子被覆之製 劑,根本上就有相異之構造。再者,本發明的醫藥組成物, 肖特開平8.14345G號公報所記載,將易水溶性藥理活性物 質及甘油脂肪酸酯混合,溶融,造粒後,將水不溶性物質 混合 '造粒、壓縮而成製劑,在根本上亦有相異之構造。 在本發明的醫藥組成物,由低融點物質及pH非依存型 纟不溶性高分子物質所成之基質,在物理的、化學的均安 定,且該基質担負藥理活性物質均勻分散。因此,本發明 的醫藥組成物,具優良保存安定性,長期保存後藥理活性 物質的釋出速度不易改變。 圖面的簡單說明 第1圖係表示在實施例丨〜4及比較例丨製造後不久的各 製劑中,茶鹼溶出率(〇/〇)與經過時間之關係曲線。 第2圖係表示在實施例丨〜4及比較例丨製造的各製劑, 保存於50°C 1週後,各製劑的茶鹼溶出率(%)與經 關係曲線。 第3圖係表示在實施例5及比較例2製造的各製劑,於製 造後不久及保存於5CTC 2個月與3個月後,各製劑的茶鹼溶 出率(%)與經過時間之關係曲線。 實施發明之最佳狀態 實施例及比較例舉述如下,為使本發明更為清楚。另, 本紙張尺度_巾目@1师^ A4· (21GX297公爱) :--- (請先閲讀背面之注意事項再填寫本頁) ·*-!1 1293883 A7 B7 五、發明説明(12 ) 下列所使用的各種成分細述如下。 A成分(藥理活性物質) 茶鹼:平均粒子徑約為5μπι Β成分(低融點物質) 甘油窬酸酯:商品名:Pome Β -200,理研維他命公司 製C成分(pH非依存型水不溶性高分子物質) C-1 :乙基纖維素,商品名·· Etocel 7cps Standard Premium,道氏公司製 C-2 :甲基丙烯酸酯共聚物-RS,商品名Eudragit RS-PO R6hm公司製 實施例1〜4 將甘油簽酸酯(B成分)加熱溶融至約140°C,接着添加 乙基纖維素(C-1成分)或甲基丙烯酸酯共聚物-RS(C-2成分) 溶融。在此溶融物添加平均粒子徑約5 μηι之茶驗(A成分), 以均質器攪拌分散均勻為止。此等各成分之配合比例(重量) 示如表1。 所得的分散液,使用約15cm之迴轉圓盤,於迴轉數約 2000rpm噴霧冷却。所得粒子以通過網目500μηι之篩整粒, 得到本發明的緩釋出性製劑。 比較例1 除不用C成分外,與上述實施例相同,得到遲放性製 劑0 本紙張尺度適用中國國家標準(CNS) Α4規格(210X297公釐) 15 (請先閲讀背面之注意事項再填寫本頁) -訂· •線丨 1293883 A7 B7 五、發明説明(13 ) 表1 配合 實施例1 實施例2 實施例3 實施例4 比較例1 A成分 35 35 35 35 35 B成分 60 55 55 50 65 C-1 C-2 5 10 10 15 合計重量(%) 100 100 100 100 100 試驗例1 在上述實施例1〜4及比較例1製造不久之各製劑(茶鹼 含有量相當於l〇〇mg)加入於精製水(純水)900ml中,根據曰 本藥局方13的溶出試驗法之授煉法(puddling process擾煉 迴轉數75rpm),測定茶鹼溶出率(%)。求製劑加入精製水(純 水)後的經過時間及溶出率之關係,其結果示如第1圖。 在上述實施例1〜4及比較例1製造之各製劑,保存於50°C 1週後,就如同上述,測定茶鹼溶出率(%)。求其製劑加入 精製水(純水)後的經過時間及溶出率之關係,其結果示如 第2圖。 從第1圖及第2圖解明下列事實。 本發明的緩釋出性製劑,有優良保存性,與製造後不 久的製劑保存於50°C 1週之間,其茶鹼溶出速度幾乎無法認 定有變化。 相對於此,比較例1的製劑,與製造後不久的製劑保存 於50°C 1週之間,其茶鹼溶出速度確有很大變化。即,保存 16 (請先閲讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準(CNS) A4規格(210X297公釐) 1293883 A7 B7 五、發明説明(14) 於50°C 1週的比較例之製劑,其茶鹼溶出速度與製造不久後 的比較例1之製劑相比較,則有大幅度降低。 實施例5 甘油簽酸酯(B成分)加熱溶融至約140°C,接着添加乙 基纖維素(C-1成分)溶融。在此溶融物添加平均粒子徑約 ΙΟμηι之茶鹼(A成分),以均質器攪拌分散均勻為止。此等 各成分之配合比例(重量)示如表2。 所得的溶融混合物,使用直徑1.6m之噴霧冷却器 (OC-16,大川原化工機公司製),於圓盤迴轉數15000rpm 喷霧,造粒。所得粒子以通過網目355μιη之篩整粒,得到 本發明的速釋出性製劑。 比較例2 除不用C成分外,與上述實施例5相同操作而得到製 劑。 表2 配合 實施例5 比較例2 A成分 30 35 B成分 59.2 65 C-1 10.8 0 合計(重量%) 100 100 試驗例2 在上述實施例5及比較例2製造後不久之各製劑(茶驗 含有量相當於l〇〇mg)加入於精製水(純水)900ml中,根據曰 17 (請先閲讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準(CNS) A4規格(210X297公釐)
(請先閲讀背面之注意事項再填寫本頁) 1293883 A7 _________B7_ 五、發明説明(l5 ) 本藥局方13的溶出試驗法之授煉法(授煉迴轉數仏㈣測 定茶驗溶出率(%)。求其製劑加入精製水(純水)後的經過時 間及溶出率之關係,其結果示如第3圖。 在上述實施例5及比較例2製造的各製劑,保存於5〇t 2個月與3個月後,就如同上述,測定茶鹼溶出率。求其 製劑加入精製水(純水)後的經過時間及溶出率之關係,其 結果彙示如第3圖。 再者,以第3圖之經過i小時後的茶鹼溶出率為重 點,與製造後不久者比較,調查5(rc、2個月後及5〇艺、 3個月後,其余驗溶出率(0/〇)之變化情形。即,以製造後不 久之溶出率(%)為100(基準值);以此為基準,換算5〇t;、 2個月後及50°C、3個月後之溶出率(〇/〇)並數值化。此數值作 為1小時後的茶鹼溶出量之變化率^結果示如表3。 表3 1小時後的茶鹼溶出量之變化率(〇/〇) 製造後不久 50°C,2個月後 50°C,3個月後 實施例5 100 95 83 比較例2 100 51 40 從第3圖及表3解明下列事情。 本發明的速釋出性製劑具優良保存安定性,製造後不 久的製劑與保存在50°C,2個月或50°C,3個月的製劑之間, 僅顯示茶鹼溶出速度略為降低,幾乎無法確認其變化。 相對於此’比較例2的製劑,在製造後不久的製劑與保 本紙張尺度適用中國國家標準(CNS) A4規格(210X297公董) -18 _ 訂丨 罅 1293883 A7 B7 五、發明說明(i6) 存在50°C,2個月或50X:,3個月的製劑之間,茶鹼的溶出 速度確有很大的變化。即,保存於5(TC,2個月或50°C ’ 3個月的比較例2之製劑,其茶鹼溶出速度與製造後不久之 比較例1之製劑比較,顯示大為降低。 本發明的醫藥用組成物具優良保存安定性,製劑雖於 長期間保存後,其藥理活性物質的釋出速度仍有不易變化 之優點。因此,本發明的醫藥用組成物可較長期間保存, 且其藥理活性物質之釋出速度可維持安定,故可提供高品 質之醫藥品。 再者,在本發明,製造本發明組成物時,因未使用有 機溶劑,故對於作業者,在衛生上的不良影響,環境污染、 殘留於製劑等之問題不會發生。 本紙張尺度適用中國國家標準(Q»K) A4規格(210X297公爱) 19 -----------------------装..........-……訂..................線. (請先閲讀背面之注意事項再填寫本頁)
Claims (1)
- 1293883 、申請專利範圍 第91111129號專利申請案申請專利範圍修正本 92年12月31曰 1· 一種保存安定性優異之醫藥用組成物,係於熔融的甘油 脂肪酸酯中,使溶解或分散有茶鹼及 '從乙基纖維素及 氨基烷基甲基丙烯酸酯共聚物_RS所成之群中選出之 至少1種而形成者。 2· —種保存安定性優異之醫藥甩組·成物,係於甘油脂肪酸 酯與從乙基纖維素及氨基烷基甲基丙烯酸酯共聚物 -RS所成之群中選出之至少丨種的溶融混合物中,使溶 解或分散有茶鹼而形成者。 3. —種保存安定性優異之醫藥用組成物,係使茶鹼溶解或 分散於甘油脂肪酸酯與從乙基纖雉素及氨基烷基甲基 丙烯酸酯共聚物-RS所成之群中選出之至少!種的溶融 混合物中而形成之液狀物,予以喷霧、冷却而獲得者。 4·如申請專利範圍第1、2或3項之醫藥用組成物,係使用 作為緩釋出性製劑或速釋出性製劑。 5·如申請專利範圍第1、2或3項之醫藥用組成物,其中 甘油脂肪酸醋相對於茶驗係含有5 0〜1X 1 〇5重量 % 〇 6·如申請專利範圍第5頊之醫藥用組成物,其中 從乙基纖維素及氨基烧基曱基丙烯酸酯共聚物— RS所成之群中選出之至少1種,其相對於甘油脂肪酸醋 係含有0.5〜60重量%。 7·如申請專利範圍第i、2或3項之醫藥用組成物,係平均 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) •. · I--.--K--^--------- (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 20 1293883 A8 B8 C8 D8 8. 六、申請專利範圍 粒徑為10〜1400 μηι左右之粒子。 一種醫藥用組成物之製造方法,係包含以下步驟: 使甘油脂肪酸酯中溶解(溶融)或分散有從乙基纖 維素及氨基烷基甲基丙烯酸酯共聚物-RS所成之群中 選出之至少1種以形成溶融混合物之步驟;使該溶融展 合物中溶解或分散有茶鹼以形成液狀物之步驟;以及使 该液狀物喷霧、冷却以形成粒子之步驟。 9.如申請專利範圍第~8項之方法,其中 醫藥用組成物係為緩釋出性製劑或速釋出性製劑。 本紙張尺度適用中國國家標準(CNS) Α4规格(210X297公楚·) -----------------------訂 線— (請先閲讀背面之注意事¾再填窝本頁λ 21
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| WO2005000312A1 (ja) | 2003-06-27 | 2005-01-06 | Otsuka Pharmaceutical Co., Ltd. | 薬物徐放性粒子及びその製法 |
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| TWI320783B (en) | 2005-04-14 | 2010-02-21 | Otsuka Pharma Co Ltd | Heterocyclic compound |
| EP1945047A1 (en) * | 2005-11-08 | 2008-07-23 | Accelis Fomulations Ltd. | Diet supplement and method for weight-loss |
| EP1970040A4 (en) * | 2005-12-22 | 2013-05-29 | Otsuka Pharma Co Ltd | METHOD FOR PRODUCING MEDICINAL WAX MATRIX PARTICLES, IN THE METHOD OF USING EXTRUDERS AND CILOSTAZOL-CONTAINING PREPARATION WITH DELAYED RELEASE |
| ZA200805793B (en) * | 2005-12-22 | 2009-11-25 | Otsuka Pharma Co Ltd | Method of producing drug-containing wax matrix particles, extruder to be used in the method and sustained-release preparation containing cilostazol |
| EP1880714A1 (en) | 2006-07-20 | 2008-01-23 | Helm AG | Amorphous Aripiprazole and Process for the Preparation thereof |
| US7799790B2 (en) | 2006-07-20 | 2010-09-21 | Helm Ag | Amorphous aripiprazole and process for the preparation thereof |
| KR20080076382A (ko) * | 2007-02-15 | 2008-08-20 | (주)아모레퍼시픽 | 실로스타졸의 제어방출 제제 및 그 제조방법 |
| EP2155167A2 (en) | 2007-06-04 | 2010-02-24 | Egalet A/S | Controlled release pharmaceutical compositions for prolonged effect |
| PT2082735E (pt) | 2008-01-23 | 2010-10-12 | Helm Ag | Aripripazole amorfo e processo para a sua preparação |
| EP2393484A1 (en) | 2009-02-06 | 2011-12-14 | Egalet Ltd. | Immediate release composition resistant to abuse by intake of alcohol |
| EP2445487A2 (en) | 2009-06-24 | 2012-05-02 | Egalet Ltd. | Controlled release formulations |
| TR201000948A1 (tr) | 2010-02-09 | 2011-08-22 | Sanovel İlaç San.Ve Ti̇c.A.Ş. | Aripiprazol formülasyonları. |
| KR101182114B1 (ko) * | 2010-03-05 | 2012-09-12 | 한림제약(주) | 유효성분으로서 레바미피드를 함유하는 골관절염 예방 또는 치료용 약학 조성물 |
| EP2875830A4 (en) | 2012-07-20 | 2016-02-24 | Otsuka Pharma Co Ltd | TABLET HAVING DRY INK FILM ON THE SURFACE THEREOF, AND INK FOR INKJET PRINTER |
| JP7636325B2 (ja) * | 2018-12-18 | 2025-02-26 | ニュートリション アンド バイオサイエンシズ ユーエスエー 1,リミティド ライアビリティ カンパニー | エチルセルロースを含む徐放性組成物 |
| US20220218616A1 (en) * | 2019-04-15 | 2022-07-14 | Sunsho Pharmaceutical Co., Ltd. | Tablet and method for producing tablet |
| EP4119129A4 (en) * | 2020-03-11 | 2024-01-24 | Sawai Pharmaceutical Co., Ltd. | GRANULES AND THEIR USE |
| CN112516105A (zh) * | 2020-12-10 | 2021-03-19 | 成都恒瑞制药有限公司 | 一种氯沙坦钾口服制剂及其制备方法 |
| JP2024115533A (ja) * | 2023-02-14 | 2024-08-26 | 沢井製薬株式会社 | コーティング顆粒、コーティング顆粒を含む製剤及びそれらの製造方法 |
| CN118236336B (zh) * | 2024-04-07 | 2024-10-01 | 山东新时代药业有限公司 | 一种含西洛他唑的片剂及其制备 |
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| Publication number | Publication date |
|---|---|
| CN100404071C (zh) | 2008-07-23 |
| CA2445388A1 (en) | 2002-12-05 |
| US20040175422A1 (en) | 2004-09-09 |
| WO2002096466A1 (fr) | 2002-12-05 |
| AU2002258221B2 (en) | 2007-08-23 |
| CA2445388C (en) | 2010-07-13 |
| EP1398040A1 (en) | 2004-03-17 |
| MXPA03010742A (es) | 2004-03-02 |
| HK1065257A1 (zh) | 2005-02-18 |
| US8703189B2 (en) | 2014-04-22 |
| CN1509185A (zh) | 2004-06-30 |
| KR20040004641A (ko) | 2004-01-13 |
| EP1398040A4 (en) | 2011-03-02 |
| JP2003040764A (ja) | 2003-02-13 |
| JP4310605B2 (ja) | 2009-08-12 |
| KR100943347B1 (ko) | 2010-02-22 |
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