TW557217B - Pharmaceutical dry powder compositions for use in treating respiratory disorders and the process for preparing the same - Google Patents

Pharmaceutical dry powder compositions for use in treating respiratory disorders and the process for preparing the same Download PDF

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TW557217B
TW557217B TW087103589A TW87103589A TW557217B TW 557217 B TW557217 B TW 557217B TW 087103589 A TW087103589 A TW 087103589A TW 87103589 A TW87103589 A TW 87103589A TW 557217 B TW557217 B TW 557217B
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Jan Trofast
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Astra Ab
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/0012Galenical forms characterised by the site of application
    • A61K9/007Pulmonary tract; Aromatherapy
    • A61K9/0073Sprays or powders for inhalation; Aerolised or nebulised preparations generated by other means than thermal energy
    • A61K9/0075Sprays or powders for inhalation; Aerolised or nebulised preparations generated by other means than thermal energy for inhalation via a dry powder inhaler [DPI], e.g. comprising micronized drug mixed with lactose carrier particles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/13Amines
    • A61K31/135Amines having aromatic rings, e.g. ketamine, nortriptyline
    • A61K31/137Arylalkylamines, e.g. amphetamine, epinephrine, salbutamol, ephedrine or methadone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/16Amides, e.g. hydroxamic acids
    • A61K31/165Amides, e.g. hydroxamic acids having aromatic rings, e.g. colchicine, atenolol, progabide
    • A61K31/167Amides, e.g. hydroxamic acids having aromatic rings, e.g. colchicine, atenolol, progabide having the nitrogen of a carboxamide group directly attached to the aromatic ring, e.g. lidocaine, paracetamol
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/56Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/58Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids containing heterocyclic rings, e.g. danazol, stanozolol, pancuronium or digitogenin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K45/00Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
    • A61K45/06Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/141Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
    • A61K9/145Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00Drugs for disorders of the respiratory system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00Drugs for disorders of the respiratory system
    • A61P11/06Antiasthmatics

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  • Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Organic Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Otolaryngology (AREA)
  • Pain & Pain Management (AREA)
  • Emergency Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Description

557217 五、發明説明( 發明領域 經濟部中央標準局員工消費合作社印製 本發明提供一種新的醫藥用調配物及其製備 發明背景 一、。 由於製備精確劑量之問題,用吸 及入/去用樂灸有效藥鉍 常係與載體聯合配製的,例如乳糖,當此種藥物稀釋:通 調配物重量之變化會導致比稀釋前有一較小之藥物劑〜 化率:這些調配物通常有相當粗的載體顆粒與細的藥:: 粒,這種結合體一般被視爲一種適宜混合物。 本發明提供一種改良的調配物,其在設計仿效吸入之系 統方面已發現有一改良的藥物擴散。 “ 發明詳述 根據本發明提供一種包含一種或幾種有效之藥理活性物 質及一種載體之乾粉組合物,所有這些均爲細分散型式, 其中調配物具有〇·28至0.38克/毫升之流動體密度,較佳 者爲0.30至〇·36克/毫升。 根據本發明,流動體密度係用習知之技藝測定的,例如 Powder testing guide · Methods of measuring the physical properties of Bulk powders" L. Svarovsky, Elsevier Applied Science 1987,第84-86頁中描述的。 本發明中適用之一種有效的藥理活性物質有,例如一種 抗心律失常藥、鎮靜藥、強心苷、激素、降壓藥、抗糖尿 病藥或抗癌藥、鎮痛劑或麻醉藥、抗生素、抗風濕病藥、 免疫療法、抗眞菌的或抗低血壓藥、疫苗、抗病毒藥、蛋 白質(例如胰島素)、肽、維生素、或一細胞表面受體阻斷 -4 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) (請先閱讀背面之注意事項再填寫本頁) 訂 0 ·ϋι m ϋ— n
經濟部中央標隼局員工消費合作社印製 佳者爲1至7微米。配料可 处, J用巧知技藝心万法(例如廢碚、 破粉化或直接沉澱)製成所 成所而粒度。布地奈德與福莫特羅之 ®己合使用係特別佳。$哲 田旲特羅較佳者爲用其延胡索酸鹽 型,尤其是二水合物。 $ & | 當本發明中使用一種或 ^ 飞數種有效樂理活性物質爲福莫特 維及布地奈德時,太获 、 、 月'^組合物中福莫特羅與布地奈德 之較佳莫耳比爲1 ·· 2500石!, ^ " 1…最佳者爲1 · 1。3至! : 6。根據本發明之組合物較佳者 爲凋配成彳疋仏私莫特羅的日劑量爲2至1毫微莫耳(更佳 者爲7 土 7 0毛微莫耳)。當使用的福莫特羅爲延胡索酸福莫 特羅一水合物時,組合物較佳者爲調配成提供延胡索酸福 旲特羅二水合物之日劑量爲1至5 〇微克,更佳者爲3至3 〇 微克。根據本發明之組合物,較佳者爲提供布地奈德之曰 劑量爲45至2200微克,更佳者爲65 si 7〇〇微克。 本發明(組合物作爲一單位劑量,更佳者包含6微克延胡 索酸福莫特羅二水合物及〗〇〇微克布地奈德,或4.5微克延 胡索酸福莫特羅二水合物與8〇微克布地奈德,任何一種每 日用藥最多四次。或者,本發明的組合物作爲一單位劑 量,包含的不是1 2微克延胡索酸福莫特羅二水合物與2〇〇 微克布地奈德,就是9微克延胡索酸福莫特羅二水合物與 1 60微克布地奈德,任何一種的用藥均爲每日一或兩次。 本發明使用之組合物,作爲一單位劑量最佳者爲包含6微 克延胡索酸福莫特羅二水合物及200微克布地奈德,或4.5 微克延胡索酸福莫特羅二水合物及1 60微克布地奈德,任 (請先閲讀背面之注意事項再填寫本頁)
m in -- -I -訂 φ -6 - 本紙張尺度適用中國國家標準(CNS ) Α4規格(210Χ297公釐) 557217 經濟部中央標準局員工消費合作社印策 A7 B7 五、發明説明(4 ) 何一種每日用藥最多4次。或者,本發明之組合物作爲一 單位劑量不是包含1 2微克延胡索酸福莫特羅二水合物及 400微克布地奈德,就是包含9微克延胡索酸福莫特羅二水 合物及320微克布地奈德,任何一種之用藥爲每日一或兩 次。. 根據本發明,其進一步提供一種製備根據本發明之組合 物之方法,其包括 (a)將一種或更多的有效之藥理活性物質及載體物質微粉 化: (b )視需要調節產品:及 (c )團成球狀至達到所需之體密度。 此方法較佳者還包括在步驟(b)之後之一次低能再微粉 化。 根據本發明之調配物可用已知之傳統技術製備。這種生 產過程通常包括將配料微粉化至所需大小,去除由例如w〇 92/1 8〗10或W0 95/〇58〇5中描述之方法製得之顆粒上任何 無定形面積,然後黏聚、圑成球形並得之粉末篩分。所得 塊狀物之大小較佳者爲100至2000微米範圍,更佳者爲 至800微米。生產的調配物之體密度可由改變成份及方法 經驗上之調節,例如體密度可由延長顆粒在團成球設備内 鼓轉時間來提高。 在固體_固體混合中,最重要的特徵之一係保證内容物均 句。在細粉的粉末混合中遇到之主要問題爲混合器不能把 粉末黏聚物斷開。已經發現在細粉的調節步驟之後,以低 本紙張尺度適用中國國家標準(CMS ) A4規格(210X297公釐) (請先閱讀背面之注意事項再填寫本頁)
經濟部中央標準局員工消費合作社印製 -8 - 557217 五、發明説明(5 说進料進行再微粉化是有利 成齢a m 疋,W的。通常應當用足夠能量來完 二二末黏聚物,但不能用如此大之能量以至於影響顆 二此步驟得到之組合物其活性物質及載體物質是 =地均勾分佈的,具有例如小於3%的相對標準誤差(較 者馬小於1%)且不擾亂細顆粒之結晶度。 :據本,調配物可用任何習知的乾粉吸入器投服, 於:吸亡态可馬單劑或多劑吸入器,也可爲呼吸起動的乾 ::入姦’例如Tui,buhalei.(商標)。本發明還提供利用根 據本發明之组合物製造一種用於治療之藥物。根據本發明 =合物在治療呼吸失調是有料,特別是哮喘。本發明 逆!疋供-種治療患呼吸失調之病人的方法,其包括給病人 投服一種治療上有效量之根據本發明的組合物。 本發月用參考以下實例進行説明,但不限於此。 實例1 將0.03 15份延胡索酸福莫特羅二水合物及2 969份乳糖單 2 口物於一鼓轉混合器(Turbula)中混合成一均勻分佈的混 :物,,然後將混合物在一螺旋嘴射磨中用適當的壓力與進 料,率進订微粉化,以得到小於3微米之粒度(物料中線直 &,用庫耳特顆粒計數器(couiter countei)測定的)。然後 =微粉化的顆粒以w〇95/05805中揭示之方法處理,以去 除其晶體結構中無定形區域。將粉末送入雙螺桿加料器 (K-Tron)内使之成團,於振動篩(〇 5毫米篩孔)内篩分, 在旋轉盤内以0·5米/秒的圓周速度旋轉4分鐘團成球狀, ;、乂後用同樣篩子篩分,於最終篩分(篩孔大小爲1亳米)前經 μλ 張尺度適用中210x297:^ (請先閲讀背面之注意事項再填寫本頁)
557217 經濟部中央標率局員工消費合作社印製 A7 B7 五、發明説明(6 ) 6分鐘球狀化而得一0.32克/毫升的體密度。 實例2 重覆實例1,但粉末在微粉化後於螺旋噴射磨中在一較低 壓力(約1巴)下再微粉化,並調節至不需要以w〇 95/〇58〇5 中描述之方法處理顆粒之步驟即得到一種〇 32克/毫升體 密度之粉末。 實例3 將9份布地奈德及9 1份乳糖單水合物在Turbula混合器中 徹底混合前’分別在螺旋噴射磨中於約6 _ 7巴的壓力下微 粉化以得到小於3微米之顆粒大小。混合前將乳糖單水合 物粉末按照WO 95/05 805中描述之方法調節。混合物於螺 旋噴射磨中在僅約1巴的壓力下再微粉化以獲得均勻混合 物。然後將粉末如實例1中描述的方法進行黏聚及球狀化 以獲得0.3 5克/毫升之體密度。 實例4 將6 0份特布他林硫酸鹽於Alpin磨100 AFG中微粉化至物 料中線直徑小於2微米,然後按照us 5562923中描述之方 法調節。將40份乳糖單水合物微磨(用Alpin磨100 AFG)成 物料中直線小於3微米,然後按照w〇 95/05805中描述之方 法調節。微粉化的及調節過的特布他林硫酸鹽及乳糖單水 合物在Turbula混合物中徹底混合,混合物在螺旋噴射磨中 於僅約1巴的壓力下再微磨至得到均勻分佈的混合物。然 後將粉末如實例1中描述的方法進行黏聚及球狀化以得到 0.28克/毫升的體密度。 _ -9- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) IK-----^--·1------1T------0 (請先閱讀背面之注意事項再填寫本頁) 557217
五、發明説明(7 經濟部中央標準局員工消費合作社印裝 實例5 用3 0份特布他林硫酸鹽及7 〇份乳糖單水合物重覆實例4 以得到體密度爲〇·3 1克/毫升的粉末。 實例6 將5.2份延胡索酸福莫特羅二水合物及896.8份乳糖單水 石物在一浪磨混合器中混合成均勻分佈的混合物,此後將 混合物在螺旋狀磨中用適當的壓力及進料速度微磨,以得 到小於3微米的粒度(物料中線直徑是用庫耳特顆粒計數器 測定的)。微磨的顆粒用W0 95/05805中描述之方法處理以 去除其晶體結構中無定形區域。加入9 8份微粉化的布地奈 德,且將此混合物在螺旋噴射磨中於一較低壓力下再微磨 至均勻混合物。然後將粉末送入螺旋進料器(Κ - Tron )中使 團成塊,於振動篩(〇·5毫米篩孔)中篩分,在旋轉盤内以23 轉/秒之速度旋轉1 〇分鐘以團成球狀,再次篩分(0.5毫米 篩孔),最終篩分(〇·8毫米篩孔)前再次團成球狀以得到 0.34克/毫長體密度的粉末。 實例7 以相同的條件重覆實例6,但使用5.2份微粉化的延胡索 酸福莫特羅二水合物、798.8份微粉化的乳糖單水合物及 196份微粉化的布地奈德。所得之體密度爲0.34克/毫升。 -10- 本紙張尺度適用中國國家標準(CNS ) Α4規格(21〇><297公釐) I-.---Μ——一--·裝------1Τ------0 (請先閲讀背面之注意事項再填寫本頁) 公告本丨 銨正 | ,、、本年月d ί 補充 9ί· 6· ~4 1 申請曰期 87.3.11 —-----— / 案 號 087103589 1 ( 類 別 A tik ^ (以上各襴由本局填註) 中文說明書修正頁(91年6月) 專利説明書557217 一、f$名稱 中 文 治療呼吸失調之乾粉式藥劑組合物及其製備方法 英 文 PHARMACEUTICAL DRY POWDER COMPOSITIONS FOR USE IN TREATING RESPIRATORY DISORDERS AND THE PROCESS FOR PREPARING THE SAME 姓名 珍特羅法斯特 -、發明人 國 籍 瑞典 住、居所 瑞典魯德市法賓克羅根路34號 姓 名 (名稱了 瑞典商亞斯托股份有限公司 國 籍 瑞典 三、申請人 瑞典赛得特來S-15185克瓦伯蓋格街16號 士祕珞疋度通用 代表人 姓 名 中國 克萊斯·威赫姆森 裝 訂 557217 第087103589號專利申請案 Λ7衫本年月曰 中文說明書修正頁(91年6月) €補充91· 6. -4__ 五、發明説明(2 ) 劑。較佳者為一糖皮質固醇類,尤其是引起代謝快之一 種’例如二丙酸倍氯米松(beclomethasone dipropionate,簡稱 BDP)、一 丙酸倍氯米松(beclomethasone monopropionate,簡 稱 BMP)、氟尼縮松(fiunis〇lide)、三米能丙酮(triamcinolone acetonide)、丙酸氟替卡松(fluticasone propionate)、西庫松 (ciclesonide)、布地奈德(budesonide)、羅福波奈德 (rofleponide)或其衍生物、莫米松(momethasone)、替潑尼旦 (tipredane)、RPR l〇6541((20R)-16a,17a-亞丁基二氧-6a, 9a-二氟-lib-羥-17b-(甲硫基)雄-4-烯-3-酮)及/或一種 /5 2 -拮抗劑,例如特布他林(terbutaline)、沙丁胺醇 (salbutamol)、福莫特羅(formoterol)、沙美特羅 (salmeterol)、TA 2005( 8 -羥-5 - (1 -羥-2((2-(4-甲氧苯基)-1 -甲基乙基)胺基)乙基-2-(1Η)喳啉酮之單氫氯鹽)、皮克馬羅 (pircumarol)或其醫藥上可接受的鹽;及/或預防藥劑,例 如 sodium chromoglycate或nedocromil sodium 〇 適宜的生理上可接受之鹽包括無機或有機酸衍生的酸加 成鹽,例如氯化物、溴化物、硫酸鹽、磷酸鹽、順丁晞二 酸鹽、延胡索酸鹽、酒石酸鹽、擰檬酸鹽、苯曱酸鹽、4-甲氧基苯甲酸鹽、2 -或4 -羥基苯甲酸鹽、4 -氯代苯甲酸 鹽、對甲苯磺酸鹽、甲烷磺酸鹽、抗壞血酸鹽、醋酸鹽、 ,琥珀酸鹽、乳酸鹽、戊二酸鹽、葡糖酸鹽、丙三羧酸鹽、 •fe基秦幾酸鹽或油酸鹽或其溶劑化物。 較佳的載體物質為一種單糖、雙糖或多糖,一種糖醇或 另一種多醇。適宜的載體有,例如乳糖、葡萄糖、棉子 糖、松三糖、乳糖醇、麥芽糖醇、海藻糖、蔗糖、甘露糖 醇及澱粉。乳糖尤為佳,特別是其單水合物型式。 根據本發明的調配物之配料須為細分散型式,即其物料 中線直徑當用雷射繞射儀測量時,通常應小於1 〇微米,較 本紙張尺度適用中國國家標準(CNS) A4規格(210 X 297公釐)

Claims (1)

  1. 557217 第087103589號專利申請案 中文申請專利範圍修正本(91年6月) A8 B8 C8 D8 修J匕 本年月補充91. 6。% 、申請專利範圍 1. 一種用於治療呼吸失.調之乾粉式藥劑組合物,其係包含 (a) 二或多種有效藥理活性物質,其係選自糖皮質固醇 類及β-2拮抗劑所組成之群; (b) —載體物質,所有這些均為細分散型式,其中該組 合物之流動體密度為0.28到0.38克/毫升;及 其中該糖皮質固醇類係選自包括二丙酸倍氯米松 (beclomethasone dipropionate (BDP))、一 丙酸倍氯米松 (beclomethasone monopropionate (BMP))、氟米縮松 (flunisolide)、三米能丙酮(triamcinolone acetonide)、丙酸 氟替卡松(fluticasone propionate)、西庫松(ciclesonide)、 莫米松(momethasone)、替波尼旦(tipredane)、RPR 106541 ((20R)-16a,17a-亞丁 基二氧-6a,9a-二氟-1 1 b -羥-1 7 b -(甲硫基)雄-4 -烯-3 -酮)、布地奈德 (budesonide)、羅福波奈德(rofleponide)及其衍生物;該 β - 2拮抗劑係選自包括特布他林(terbutaline)、沙布特莫 (salbutamol)、福莫特羅(formoterol)、沙美特羅 (salmeterol)、TA 2005 (8-經-5-(1-幾-2((2-(4-甲氧苯基)-1-甲基乙基)胺基)乙基-2-(1Η>奎啉酮之單氫氯鹽)、皮克 馬羅(picumarol)、及其藥劑上可接受之鹽類;及該載體 物質係選自包括單醣、雙醣、多醣以及多元醇。 2. 根據申請專利範圍第1項之組合物,其中該二或多種有效 藥理活性物質為布地奈德(budesonide)及福莫特羅 (formoterol)或其藥理上可接受之鹽類0 3. 根據申請專利範圍第1或2項之組合物,其中體密度為 本紙張尺度適用中國國家標準(CNS) A4規格(210X 297公釐)
    裝 •線 557217 A8 B8 C8 D8 六 、申請專利範圍 0.30至0.36克/毫升。 根據申TT目專利範圍弟1或2項之組合物,其中該活性物質 及載體物質是實質上均勻分布的。 根據申請專利範圍第1或2項之組合物,其係用於治療呼 吸失調。 6· —種用以製備根據申請專利範圍第1項之組合物之方法, 其包括 (a) 微粉化一或多種有效之藥理活性物質及載體物質; (b) 視需要碉節產品;及 (c) 團成球狀至獲得所需之體密度。 7. 根據申请專利範圍第6項之方法,其包括於步驟(b )之後 之低能再微粉化之步驟。 8. 根據申請專利範圍第丨項之組合物,其係用於藥劑治療之 製造。 9. 根據申請專利範圍第2項之組合物,其中福莫特羅 (fonnoterol)之藥劑上可接受之鹽類係延胡索酸福莫特 羅,特別是其二水合物。 10. 根據申請專利範圍第!項之組合物,其中該二或多種有效 ’藥理活性物質為至少一種糖皮質固醇類以及至少一種 拮抗劑。 u.根據申請專利範圍第1項之组合物,其中該雙醣係乳糖, 特別是乳糖單水合物。 12.根據中請專利範園第i項之組合物,其中該藥理活性物質 以及載體物質具有物料中線直徑小於丨〇微米較佳者為 -2 - 557217 8 8 8 8 ABCD 々、申請專利範圍 1到7微米。 13.根據申請專利範圍第2或9項之組合物,其中該載體物質 為乳糖,特別是乳糖單水合物。 本紙張尺度適用中國國家標準(CNS) A4規格(210 X 297公釐) 557217 修正 本年月曰補充 92. 1. -3 第087103589號專利申請案 中文補充說明^(92年1月) 根據貫例7之方法’使用4.5微克之延胡索酸福莫特羅二水合物 (formoterol flxmarate dihydrate)、80 微克之布地奈德(budesonide) 以及約0·9毫克之乳糖單水合物製備具有流動體密度為0.28至0.38 克/毫升之組合物。然後以衝擊器(MLI-多重液體衝擊瓶)測試,結 果如下: 表1 ellli-l,.32 686664626058560 (T# 8.9>)令禄4黢^4
    0.33 0.34 0.35 0.36 0.37 布地奈德 福莫特羅 流動體 遞送劑量 細微顆粒部分 遞送劑量 細微顆粒部分 密度 微克 (%<6.8 微克) 微克 (%<6.8 微克) 克/毫升 (布地奈德) (布地奈德) (福莫特羅) (福莫特辱h 0.329 75.5 65.8 4.04 64.3 0.347 78.3 62.5 4.16 58.1__ 0.365 77.8 60.2 4.19 56.6 流動體密度(克/毫升) P:\CJG\中文 ΙΡΟ 函\50770-911230民〇八2 中文補說 D〇C\l\mg
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