TW450812B - Pharmaceutical suspension comprising nevirapine hemihydrate - Google Patents
Pharmaceutical suspension comprising nevirapine hemihydrate Download PDFInfo
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- TW450812B TW450812B TW087113878A TW87113878A TW450812B TW 450812 B TW450812 B TW 450812B TW 087113878 A TW087113878 A TW 087113878A TW 87113878 A TW87113878 A TW 87113878A TW 450812 B TW450812 B TW 450812B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/55—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/12—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains three hetero rings
- C07D471/14—Ortho-condensed systems
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/55—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole
- A61K31/551—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole having two nitrogen atoms, e.g. dilazep
- A61K31/5513—1,4-Benzodiazepines, e.g. diazepam or clozapine
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
- A61P31/14—Antivirals for RNA viruses
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
- A61P31/14—Antivirals for RNA viruses
- A61P31/18—Antivirals for RNA viruses for HIV
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Description
4508 1 2 五、發明說明(1) 發明背景 (1) 發明領域 本發明係關於一種新穎組合物,其為包括尼維瑞平 水合物之一種醫藥懸浮液" (2) 相關技術詳述 尼維瑞平’或是11-環丙基_5,11-二氫-4-甲基u__ 吡啶并[3, 2-b:2’,3’ -e][l,4]二氮雜簞-6 -酮是一種已知~ 可用來治療經ΗIV-1(第一型人類免疫不全病毒)戚染的試 劑,其作用係經由專一性的抑制HIV-1(第一型人類'免疫 全病毒)的逆轉錄酶。其合成及用途已經由不同的專利所 描述’包括’特別是’美國專利No. 5, 366, 972;歐洲專 利案號No· 0 429 987 ’美國專利5, 571,912及美國專利N 5, 5 6 9, 760。維若敏(Viramune® )錠,一種包括尼維瑞 的醫藥錠劑’最近剛被美國食品藥物檢驗局准許用來'a HI V-1(第一型人類免疫不全病毒)感染。 扣殊 安琪等人(Angel et al 手冊,1 326- 1 327 頁(1 992)] 的安定態及無水的不完全安 試由該化合物的無水態製造 性懸浮液。該嘗試並未成功 液後,無水的尼維瑞平會緩 半水合物結晶,過一陣子後 及藥物的效用產生負面影響 .)[美國電顯協會第5〇屆年會 =發表尼维瑞平存在半水合物 疋態。同一篇文獻中曾提到嘗 適合小兒科使用的尼維瑞平水 陆因為一旦被製劑為水性懸浮 杈的轉換成半水合物態,產生 ,結晶變大而對藥物的崩解度 發明摘要
4508 J 2 五、發明說明(2) —j 本發明是尼維瑞平半水合物的水性懸浮液。於不經意 的情況下發現到在水性懸浮液中,半水合物的結晶可维持 一段時間的穩定。因此,尼維瑞平半水合物的水性懸浮 是醫藥上可接受的。 發明詳述 可利用已知數種方法中的任一種製造無水尼維瑞平, 包括上述提及的文獻中所包括者。 該半水合物可簡便的由水性液中將無水物料經再結晶 而製成。其可藉著將自由鹼的無水物料水性懸浮液與強二 反慮,如盥酸,則產生酸加成鹽。再將該鹽與強鹼反應, 如氫氧化鈉,以產生半水合物態的自由鹼沉澱。將沉溉以 過遽方式由水性液中取出’以水洗後,使乾燥至水含量為 約3· 1至3. 9重量百分比。過度乾燥將使半水合物轉換為無 水態,所以應避免。名詞半水合物是指尼維瑞平中包約 〇. 5莫耳的水。 · 為可用做醫藥上可接受的水性懸浮液,半水合物的顆 料大小應使其直徑介於約1至150微米,根據上述所產生的 半水合物,若有需要的話,可經研磨以使得顆粒大小 於此範圍内。 一種醫藥上可接受的尼維瑞平半水合物水性辟浮液的 製造’將半水合物以1至50毫克尼維瑞平半水合物對1毫升 的水的比率加入純水中’再加以振盪混合。該製劑中可另 外包含傳統的醫藥添加物’如下述,不僅限於此,例, 懸浮性試劑及/或黏度增厚劑.以織維素為主的聚合
4508^2_ 五、發明說明(3) 物或合成的聚合物,較佳為經交互鍵結的聚合物,如聚缓 乙烯製劑(carbomers );濕潤劑如,聚氧乙烯或脂肪酸聚 氧乙烯山梨酯(聚山梨酯);甘味劑或調味劑,如蔗糖;及 防腐劑,例對氧苯甲酸酯《 藉著非限制性的敘述,根據本發明之典型製劑將如下 表所示。 組成分 用量範圍(克/100毫升) 尼維瑞平半水合物 0.1-50 聚羧乙烯製劑(Carbomer) 934P,NF 0.17-0.22 聚山梨酸酯80,NF 0.01-0.2 山梨糖醇溶液,USP 5-30 蔗糖,NF 5-30 對氧苯甲酸甲酯,NF 0.15-0.2 對氧苯甲酸丙酯,NF 0.02-0.24 氩氧化鈉,N.F.* 適量調整至pH 5.5-6.0 純水,USP 適量調整至100.0毫升 *製備20 %溶液 本發明更以下述非限制性範例做進一步的閣釋。
對含有31 8公斤的尼維瑞平(無水)的玻璃棑列反應 器中以低流速加入319公斤之37%鹽酸,以維持内部的温
IBBBB D-\54340-l.ptd 第 6 頁 -4S0~B 十f 4508 1 2
f低於35 C »將該混合物於25_35t:中振盘至所有 都?解。將溶液過遽後,並以1δ〇公升的純水稀釋。以二 %風氧化納溶液中和,但需維持其溫度低於4〇 t。 :結晶懸浮液冷卻至15-2〇t達30分鐘。將該結晶離心 ^,並以純水洗,使其於3G_4Gt下乾燥。利用傳統 該結晶於真空下乾燥8,小時,#以空氣猶 環槽乾燥器進行24-72小時,或是於Titus®離心乾燥 (jZD)中進行丨-8小時。使所得的半水合物藥品持續乾燥至 利用溼度計於l〇〇t下測量30分鐘,其水含量為介於、
3, 1-3. 9 %。 ' 範例2 尽維瑞平半水合物的製備
將26克尼維瑞平(無水)使溶解懸浮於1〇〇毫升水 中》以冷卻方式將30毫升濃鹽酸加入搜掉中的遙合物 時維持溫度低於3(TC M0-20分鐘後,將帶有顏色的溶液 ^慮’再添加溶於50毫升水中的144克氫氧化納加以中 和。將所得的沉澱過遽後以水洗β將溼的結晶物放在槽 中,並於35-45t中乾躁至水含量為介於3卜3 9%為止。 所得的半水合物的熔點是242_245 t,且經分析其含 3, 1-3.6%的水,或是約05莫耳的水。 範例3 丄尼維瑞物替藥懸 一製備水性50毫克/5毫井 組合物
4508 1 2 五,發明說明(5) 组成分 用量範固(克/100毫升) 尼維瑞平丰水合物 1.035 聚幾乙烯製劑(Carbomer) 934P,NF 0.2100 聚山梨酸酯80,NF 0.05000 山梨糖醇溶液,USP 23.13 蔗糖,NF 15.00 對氧苯曱酸甲酯,NF 0.1800 對氧苯甲酸丙酯,NF 0.02400 氫氧化鈉,N.F.* 適量調整至pH 5.5-6.0 純水,USP 適量調整至100.0毫升 *製備20 %溶液 製備方法 將部份純水加熱至約70 Ό,趁著連續攪拌混合加入對 氧苯甲酸甲酯及對氧苯甲酸丙酯。當對氧笨甲酸酯完全溶 解後,使溶液冷卻至35°C以下,再趁攪拌分散加入聚羧2 烯t劑934P至該經防腐的溶液中。以2〇 %氫氧化納溶液調 整pH值至5, 5 -5_ 8。將該膠狀物持續攪拌約2〇分鐘,再重 測pH值。趁攪拌添加山梨糖酵溶液。再加入蔗糖且持續混 合物30分鐘。將聚山梨酸酯80溶於一部份的水中,再將^ 維瑞平加入聚山梨酸酯8〇溶液中,並將該混合物至少均 授拌40分鐘。將尼維瑞平/聚山梨酸酯8〇藥物濃縮物完全
4 4 5081 2_ 五、發明說明(6) 拌入聚羧乙烯製劑膠中。以純水調整該懸浮液的體積或重 量,且攪拌30分鐘。
第9頁 D:\54340-l.ptd
Claims (1)
- 4;&Q8 ΐ 六、申請專 阐1 见來-k 平(nevirapine 年i5 本 法,談大4 ^〜、Π 1 、i i 〜’水性懸浮液的方 平半將顆粒大小直徑介於1至MO微米的尼維瑞 卞不0物與水相混合》 、 2· 一種用於治療HI V-1感染之醫藥组合物,其中士 λ 壬大小直徑介於1至150微米的尼維瑞平半水人 包 活性成份及水^ 》物作為 3·根據申請專利範圍第2項的醫藥組合物, 括下述於指定相對用量 τ主要包 範®内之組成份: 〜------ —_ 纽·成分 1 ____— 用量範園(克/100141·、 平半水合物 " ---^5iZLi_ 0.1-50 Ιΐ^_.乙婦製劑("Carbomer) 934Ρ ’ NF ~—— 一 0.17-0.22 酸酯80,NF 0.01-0.2 iL梨糖酵溶液,USP 5-30 蔗糖,NF _ 5-30 對氧笨甲酸甲酯,NF 0.15-0.2 對氡苯甲酸两酯,NF 0.02-0.24 氩氧化鈉,N.F., ’’ ------^- 遴量調整至pH 5.5-6.0 純水,USJP 適量調整至100.0毫升 *製成20 %溶液 其中尼維瑞平的顆粒大小直徑介於1至150微米。 4.根據申請專利範圍第3項的醫藥組合物,其中主要包4 508^ 案號 87113878 年月曰 括下述於指定相對用量範圍内之組成份: 修正 組成分 用量範園(克/100毫升) 尼維瑞平半水合物 1.035 聚羧乙烯製劑(Carbomer) 934P,NF 0.1900 聚山梨酸酯80,NF 0.05000 山梨糖醇溶液,USP 23.13 蔗糖,NF 15.00 對氧苯甲酸曱酯,NF 0.1800 對氧苯甲酸丙酯,NF 0.02400 氫氧化鈉,N.F.A ·’ . 適量調整至pH 5.5-6.0 純水,USP 適量調整至100.0毫升 *製成20 %溶液 其中尼維瑞平的顆粒大小直徑介於1至150微米 O:\54\54340.ptc 第2頁 2000.12.14.011 4;&Q8 ΐ 六、申請專 阐1 见來-k 平(nevirapine 年i5 本 法,談大4 ^〜、Π 1 、i i 〜’水性懸浮液的方 平半將顆粒大小直徑介於1至MO微米的尼維瑞 卞不0物與水相混合》 、 2· 一種用於治療HI V-1感染之醫藥组合物,其中士 λ 壬大小直徑介於1至150微米的尼維瑞平半水人 包 活性成份及水^ 》物作為 3·根據申請專利範圍第2項的醫藥組合物, 括下述於指定相對用量 τ主要包 範®内之組成份: 〜------ —_ 纽·成分 1 ____— 用量範園(克/100141·、 平半水合物 " ---^5iZLi_ 0.1-50 Ιΐ^_.乙婦製劑("Carbomer) 934Ρ ’ NF ~—— 一 0.17-0.22 酸酯80,NF 0.01-0.2 iL梨糖酵溶液,USP 5-30 蔗糖,NF _ 5-30 對氧笨甲酸甲酯,NF 0.15-0.2 對氡苯甲酸两酯,NF 0.02-0.24 氩氧化鈉,N.F., ’’ ------^- 遴量調整至pH 5.5-6.0 純水,USJP 適量調整至100.0毫升 *製成20 %溶液 其中尼維瑞平的顆粒大小直徑介於1至150微米。 4.根據申請專利範圍第3項的醫藥組合物,其中主要包
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5680397P | 1997-08-25 | 1997-08-25 |
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| Publication Number | Publication Date |
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| TW450812B true TW450812B (en) | 2001-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| TW087113878A TW450812B (en) | 1997-08-25 | 1998-08-24 | Pharmaceutical suspension comprising nevirapine hemihydrate |
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| US (2) | US6172059B1 (zh) |
| EP (1) | EP1019058B1 (zh) |
| JP (1) | JP3472261B2 (zh) |
| KR (1) | KR100426516B1 (zh) |
| CN (1) | CN1197578C (zh) |
| AR (2) | AR016869A1 (zh) |
| AT (1) | ATE326971T1 (zh) |
| AU (1) | AU742761B2 (zh) |
| BG (1) | BG64337B1 (zh) |
| BR (1) | BR9811994B1 (zh) |
| CA (1) | CA2301646C (zh) |
| CL (1) | CL2008003111A1 (zh) |
| CO (1) | CO4970742A1 (zh) |
| CY (1) | CY1105228T1 (zh) |
| CZ (1) | CZ290667B6 (zh) |
| DE (1) | DE69834655T2 (zh) |
| DK (1) | DK1019058T3 (zh) |
| EG (1) | EG24075A (zh) |
| ES (1) | ES2265666T3 (zh) |
| HR (1) | HRP980461B1 (zh) |
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| ID (1) | ID21650A (zh) |
| IL (1) | IL134185A (zh) |
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| PE (1) | PE105799A1 (zh) |
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| SA (1) | SA98190680B1 (zh) |
| TR (1) | TR200000490T2 (zh) |
| TW (1) | TW450812B (zh) |
| UA (1) | UA44370C2 (zh) |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2002092095A1 (en) * | 2001-05-11 | 2002-11-21 | Boehringer Ingelheim International Gmbh | Use of nevirapine to treat or prevent lipid pathology in patients with hiv that is resistant to nevirapine |
| WO2003091290A1 (en) * | 2002-04-23 | 2003-11-06 | Boehringer Ingelheim Pharmaceuticals, Inc. | Method for reduction of residual organic solvent in carbomer |
| AU2006286314A1 (en) * | 2005-08-31 | 2007-03-08 | Cipla Limited | Pharmaceutical combinations containing lamivudine, stavudine and nevirapine |
| EP2306980A2 (en) * | 2008-06-30 | 2011-04-13 | Tibotec Pharmaceuticals | Powders for reconstitution |
| DE112010004065T5 (de) * | 2009-11-10 | 2012-10-25 | North West University | Verfahren zur Erhöhung der Löslichkeit einer Transkriptaseinhibitor-Zusammensetzung |
| BR112012014762A2 (pt) * | 2009-12-17 | 2016-03-29 | Univ Northwest | forma polimorfa de nevirapina e sua preparação |
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| US5366972A (en) * | 1989-04-20 | 1994-11-22 | Boehringer Ingelheim Pharmaceuticals, Inc. | 5,11-dihydro-6H-dipyrido(3,2-B:2',3'-E)(1,4)diazepines and their use in the prevention or treatment of HIV infection |
| EP0410148B1 (en) * | 1989-06-28 | 1994-04-06 | Boehringer Ingelheim Pharmaceuticals Inc. | Novel 5,11-dihydro-6H-dipyrido[3,2-b:2',3'-e][1,4]diazepin-6-ones and thiones and their use in the prevention or treatment of AIDS |
| CA2030056C (en) * | 1989-11-17 | 1995-10-17 | Karl D. Hargrave | 5,11-dihydro-6h-dipyrido[3,2-b:2',3'-e][1,4]diazepines and their use in the prevention or treatment of hiv infection |
| US5571912A (en) * | 1990-10-19 | 1996-11-05 | Boehringer Ingelheim Pharmaceuticals, Inc. | Method for the preparation of 5,11-dihydro-6h-dipyrido [3,2-b:2',3'-e][1,4]diazepines |
| GB9215178D0 (en) * | 1992-07-16 | 1992-08-26 | Glaxo Group Ltd | Antiviral combinations |
| JP3000564B2 (ja) * | 1993-12-15 | 2000-01-17 | メルク エンド カンパニー インコーポレーテッド | Hivプロテアーゼ阻害剤 |
| DE4403311C1 (de) * | 1994-02-03 | 1995-04-20 | Boehringer Ingelheim Kg | Verfahren zur Herstellung von Nevirapine (11-Cyclopropyl-5,11-dihydro-4-methyl-6H-dipyrido[3,2-b:2',3'-e][1,4-diazepin]-6-on) |
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1998
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2000
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2006
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2008
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2011
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