JPWO2021195163A5 - - Google Patents

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JPWO2021195163A5
JPWO2021195163A5 JP2022557121A JP2022557121A JPWO2021195163A5 JP WO2021195163 A5 JPWO2021195163 A5 JP WO2021195163A5 JP 2022557121 A JP2022557121 A JP 2022557121A JP 2022557121 A JP2022557121 A JP 2022557121A JP WO2021195163 A5 JPWO2021195163 A5 JP WO2021195163A5
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implant
sustained release
biodegradable intraocular
release biodegradable
axitinib
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JP2023518820A (en
JP7378638B2 (en
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Priority claimed from PCT/US2020/029827 external-priority patent/WO2020219890A1/en
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Priority claimed from PCT/US2021/023806 external-priority patent/WO2021195163A1/en
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Claims (32)

ヒドロゲル及び150μg~800μgアキシチニブを含む持続放出性生分解性眼内インプラントであって、前記ヒドロゲルがポリエチレングリコール(PEG)単位を含むポリマーネットワークを含み、前記ヒドロゲル内にアキシチニブ粒子が分散され、前記インプラントが円筒形であり、その乾燥状態で0.1mm~0.5mmの直径と17mm未満の長さを有する、前記持続放出性生分解性眼内インプラント。 A sustained-release biodegradable intraocular implant comprising a hydrogel and 1 50 μg to 800 μg of axitinib , wherein the hydrogel comprises a polymer network comprising polyethylene glycol (PEG) units, wherein axitinib particles are dispersed within the hydrogel; Said sustained release biodegradable intraocular implant, wherein said implant is cylindrical and has a diameter of 0.1 mm to 0.5 mm and a length of less than 17 mm in its dry state. 前記インプラントが、480μg~750μg、または320μg~500μg、または60μg~250μgの量のアキシチニブを含む、請求項に記載の持続放出性生分解性眼内インプラント。 2. The sustained release biodegradable intraocular implant of claim 1 , wherein said implant comprises axitinib in an amount of 4 80 μg to 7 50 μg, or 320 μg to 500 μg, or 1 60 μg to 2 50 μg. 前記インプラントが、200μg、400μg、または600μgの量のアキシチニブを含む、請求項2に記載の持続放出性生分解性眼内インプラント。3. The sustained release biodegradable intraocular implant of Claim 2, wherein said implant comprises axitinib in an amount of 200 [mu]g, 400 [mu]g, or 600 [mu]g. 前記インプラントが、その乾燥状態で0.2mg~1.5mgの総重量を有する、請求項1~3のいずれかに記載の持続放出性生分解性眼内インプラント。 The implant, in its dry state, has a weight of 0 . 2 mg to 1 . A sustained release biodegradable intraocular implant according to any of claims 1-3 , having a total weight of 5 mg. 前記インプラントが円筒形であり、その水和状態(37℃、pH7.2のリン酸緩衝食塩水中で24時間後)で10mm以下の長さ及び0.8mm以下の直径を有する、請求項1~4のいずれかに記載の持続放出性生分解性眼内インプラント。 The implant is cylindrical and, in its hydrated state (after 24 hours in phosphate-buffered saline at 37° C., pH 7.2) , has a length of 10 mm or less and a length of 0.5 mm or less. A sustained release biodegradable intraocular implant according to any preceding claim, having a diameter of 8 mm or less . 前記インプラントが円筒形であり、前記水和状態の前記直径対前記乾燥状態の前記直径の比が5未満である、及び/又は、前記乾燥状態の前記長さ対前記水和状態の前記長さの比が0.7より大きい、請求項1~5のいずれかに記載の持続放出性生分解性眼内インプラント。 The implant is cylindrical and the ratio of the diameter in the hydrated state to the diameter in the dry state is less than 5 and/or the length in the dry state to the length in the hydrated state is greater than 0.7 . 記インプラントが、ノンシンクシミュレート生理条件下で、pH7.2、37℃のリン酸緩衝食塩水中で30日の期間の間、アキシチニブの放出を1日当たり0.25μg~2.5μgの平均速度でもたらす、請求項1~6のいずれかに記載の持続放出性生分解性眼内インプラント。 The implants release axitinib at 0.00 mg per day for a period of 30 days in phosphate-buffered saline at pH 7.2 and 37° C. under non-sink-simulating physiological conditions. 25 μg to 2 . A sustained release biodegradable intraocular implant according to any one of claims 1 to 6 , which provides an average rate of 5 µg. 前記インプラントが、硝子体内インプラントである、請求項1~7のいずれかに記載の持続放出性生分解性眼内インプラント。The sustained release biodegradable intraocular implant according to any of claims 1-7, wherein said implant is an intravitreal implant. 前記インプラントが、アキシチニブの放出を、投与後少なくとも3か月、投与後少なくとも6か月、投与後少なくとも9か月、または投与後少なくとも12か月の期間もたらす、請求項1~8のいずれかに記載の持続放出性生分解性眼内インプラント。 10. The implant provides release of axitinib for a period of at least 3 months after administration, at least 6 months after administration, at least 9 months after administration, or at least 12 months after administration . 9. The sustained release biodegradable intraocular implant according to any one of 1-8 . 前記インプラントが、アキシチニブの放出を、投与後少なくとも6か月~9か月の期間もたらす、請求項9に記載の持続放出性生分解性眼内インプラント。10. The sustained release biodegradable intraocular implant of claim 9, wherein said implant provides release of axitinib for a period of at least 6-9 months after administration. 前記ヒドロゲルが、同じまたは異なる10,000~60,000ダルトンの数平均分子量を有するマルチアームPEG単位を含む、請求項1~10のいずれかに記載の持続放出性生分解性眼内インプラント。 Sustained-release biodegradable ophthalmic according to any one of claims 1 to 10 , wherein said hydrogel comprises the same or different multi-arm PEG units having a number average molecular weight of 10,000 to 60,000 Daltons. internal implant. 前記ヒドロゲルが架橋されたPEG単位を含み、前記PEG単位間の前記架橋が、以下の式
(式中、mは0~10の整数である)によって表される基を含む、請求項11に記載の持続放出性生分解性眼内インプラント。
The hydrogel comprises crosslinked PEG units, wherein the crosslinks between the PEG units are represented by the following formula:
12. The sustained release biodegradable intraocular implant according to claim 11 , comprising a group represented by where m is an integer from 0 to 10.
mが6である、請求項12に記載の持続放出性生分解性眼内インプラント。13. The sustained release biodegradable intraocular implant of claim 12, wherein m is 6. 前記PEG単位が4アーム及び/または8アームPEG単位を含む、請求項1113のいずれかに記載の持続放出性生分解性眼内インプラント。 A sustained release biodegradable intraocular implant according to any of claims 11 to 13 , wherein said PEG units comprise 4-arm and/or 8-arm PEG units . 前記アキシチニブ粒子が、レーザー回折による定量において30μm未満のd90粒子サイズを有する、請求項1~14のいずれかに記載の持続放出性生分解性眼内インプラント。 15. The sustained release biodegradable intraocular implant of any of claims 1-14, wherein said axitinib particles have a d90 particle size of less than 30 μm as determined by laser diffraction. 前記インプラントが、抗微生物防腐剤を含まないか、または実質的に含まない、請求項1~15のいずれかに記載の持続放出性生分解性眼内インプラント。 16. The sustained release biodegradable intraocular implant of any of claims 1-15, wherein said implant is free or substantially free of antimicrobial preservatives. 前記インプラントが、その乾燥状態で1mm当たり500μg~800μgのアキシチニブを含む、請求項1~16のいずれかに記載の持続放出性生分解性眼内インプラント。 17. The sustained release biodegradable intraocular implant according to any of claims 1-16, wherein said implant comprises 500-800 μg of axitinib per mm 3 of its dry state. 前記インプラントが、その乾燥状態で60重量%~75重量%のアキシチニブび21重量%~31重量%のPEG単位を含むか、または45重量%~55重量%のアキシチニブび37重量%~47重量%のPEG単位(乾燥組成物)を含む、請求項1~17のいずれかに記載の持続放出性生分解性眼内インプラント。 The implant contains 60 % to 75% by weight of axitinib and 21% to 31 % by weight of PEG units in its dry state, or 45 % to 55% by weight of axitinib. and 37 % to 47 % by weight of PEG units (dry composition). 前記インプラントが、硝子体内インプラントであり、480μg~750μgのアキシチニブを含み、円筒形であり、その乾燥状態で10mm以下の長さ及び0.3mm~0.4mmの直径を有し、その水和状態(37℃、pH7.2のリン酸緩衝食塩水中で24時間後)で6mm~10.5mmの長さ及び0.6mm~0.8mmの直径を有し、前記ヒドロゲルが、架橋された4a20k及び8a20k PEG単位を含み、前記PEG単位間の前記架橋が、以下の式
(式中、mは6である)によって表される基を含む、請求項1に記載の持続放出性生分解性眼内インプラント。
Said implant is an intravitreal implant , contains 480 μg to 750 μg of axitinib , is cylindrical, has a length of less than 10 mm in its dry state and a thickness of 0.5 mm. 3mm -0 . It has a diameter of 4 mm, a length of 6 mm to 10.5 mm and a length of 0.4 mm in its hydrated state (after 24 hours in phosphate-buffered saline at 37° C., pH 7.2). 6mm -0 . Having a diameter of 8 mm, the hydrogel comprises crosslinked 4a20k and 8a20k PEG units, wherein the crosslinks between the PEG units are represented by the following formula:
2. The sustained release biodegradable intraocular implant of claim 1, comprising a group represented by where m is 6.
前記インプラントが、硝子体内インプラントであり、160μg~250μgのアキシチニブを含み、円筒形であり、その乾燥状態で17mm未満の長さ及び0.2mm~0.3mmの直径を有し、その水和状態(37℃、pH7.2のリン酸緩衝食塩水中で24時間後)で6.5mm~8mmの長さ及び0.7mm~0.8mmの直径を有し、前記ヒドロゲルが、架橋された4a20k及び8a20k PEG単位を含み、前記PEG単位間の前記架橋が、以下の式
(式中、mは6である)によって表される基を含む、請求項1に記載の持続放出性生分解性眼内インプラント。
Said implant is an intravitreal implant , contains 160 μg to 250 μg of axitinib , is cylindrical, has a length of less than 17 mm in its dry state and a thickness of 0.5 mm. 2 mm to 0 . 3 mm in diameter and in its hydrated state (after 24 hours in phosphate-buffered saline at 37° C., pH 7.2) 6.5 mm 5 mm to 8 mm length and 0.5 mm to 8 mm. 7mm -0 . Having a diameter of 8 mm, the hydrogel comprises crosslinked 4a20k and 8a20k PEG units, wherein the crosslinks between the PEG units are represented by the following formula:
2. The sustained release biodegradable intraocular implant of claim 1, comprising a group represented by where m is 6.
血管新生型加齢黄斑変性(AMD)を治療する使用のための、請求項1~20のいずれかに記載の持続放出性生分解性眼内インプラント。A sustained release biodegradable intraocular implant according to any preceding claim for use in treating neovascular age-related macular degeneration (AMD). なくとも3か月、または少なくとも6か月、または少なくとも9か月、または少なくとも12か月の治療期間中に血管新生型加齢黄斑変性(AMD)を治療する使用のための、請求項21に記載の持続放出性生分解性眼内インプラント 21. For use in treating neovascular age-related macular degeneration (AMD) during a treatment period of at least 3 months, or at least 6 months, or at least 9 months, or at least 12 months, A sustained release biodegradable intraocular implant according to . 前記治療期間が6か月~9か月である、請求項22に記載の持続放出性生分解性眼内インプラント23. The sustained release biodegradable intraocular implant of claim 22 , wherein said treatment period is 6 to 9 months. 前記インプラントが、硝子体内インプラントであり、前記治療期間中に1回、片眼当たりに投与される用量がアキシチニブの150μg~1800μgであり、同時発生的に投与されるつ、もしくはそれ以上のインプラントに含まれる、請求項23に記載の持続放出性生分解性眼内インプラント wherein the implant is an intravitreal implant , wherein the dose administered per eye is 150 μg to 1800 μg of axitinib once during the treatment period, and one or more administered concurrently; 24. The sustained release biodegradable intraocular implant of claim 23 , included in the above implants. 前記インプラントを用いた前記治療と同時発生的に、または、前記インプラントを用いた前記治療と組み合わせて、抗VEGF剤が患者に投与される、請求項21~24のいずれかに記載の持続放出性生分解性眼内インプラント。25. The sustained release of any of claims 21-24, wherein an anti-VEGF agent is administered to the patient concurrently with said treatment with said implant or in combination with said treatment with said implant. Biodegradable intraocular implant. 前記治療が、血管新生を含む網膜疾患のため中心領域網膜厚が上昇している患者において、光干渉断層法による測定における前記中心領域網膜厚の低減、本質的な維持、または臨床的に有意な増加の防止に有効である、請求項2125のいずれかに記載の持続放出性生分解性眼内インプラントThe treatment reduces, essentially maintains, or is clinically significant in patients with increased central retinal thickness due to retinal disease, including neovascularization, as measured by optical coherence tomography. 26. A sustained release biodegradable intraocular implant according to any one of claims 21 to 25 which is effective in preventing proliferation. 請求項1~20のいずれかに記載の持続放出性生分解性眼内インプラントを製造する方法であって、求電子基含有マルチアームPEG前駆体を、アキシチニブ粒子の存在下の緩衝溶液中で、求核基含有マルチアームPEG前駆体または別の求核基含有架橋剤と混合及び反応させ、混合物をゲル化させてヒドロゲルを形成し、該ヒドロゲルを乾燥することによって、ヒドロゲルを形成するステップを含む、前記製造方法。 21. A method of making a sustained-release biodegradable intraocular implant according to any of claims 1-20, wherein an electrophilic group-containing multi-arm PEG precursor is prepared in a buffer solution in the presence of axitinib particles by : forming a hydrogel by mixing and reacting with a nucleophilic group-containing multi-arm PEG precursor or another nucleophilic group-containing crosslinker, gelling the mixture to form a hydrogel , and drying the hydrogel; The manufacturing method, comprising : 前記ヒドロゲルの完全なゲル化の前に、前記混合物をチューブ内にキャストしてヒドロゲルストランドを形成することを含み、さらに、前記ヒドロゲルストランドを、前記ヒドロゲルを乾燥する前または後に、長手方向に延伸すること(湿式延伸または乾式延伸)を含む、請求項27に記載の方法。 Casting the mixture into a tube to form hydrogel strands prior to complete gelation of the hydrogel, and stretching the hydrogel strands longitudinally before or after drying the hydrogel. 28. The method of claim 27 , comprising (wet stretching or dry stretching) . 請求項1~20のいずれかに記載の1つ以上の持続放出性生分解性眼内インプラントと、1つ以上の注射用針とを含むキット。 A kit comprising one or more sustained release biodegradable intraocular implants according to any of claims 1-20 and one or more injection needles . 各インプラントが、22~30のゲージサイズを有する針の中に装填されている、請求項29に記載のキット。 30. The kit of claim 29 , wherein each implant is loaded into a needle having a gauge size of 22-30. 各針の内腔が、室温で固体であり、かつ体温で軟質または液体である材料によって閉塞されている、請求項29または30に記載のキット。 31. A kit according to claim 29 or 30 , wherein the lumen of each needle is occluded by a material that is solid at room temperature and soft or liquid at body temperature. 注射デバイスをさらに含み、各針が、前記注射デバイスに予め接続されているまたは予め接続されていない、請求項2931のいずれかに記載のキット。 A kit according to any of claims 29-31 , further comprising an injection device, each needle being pre-connected or not pre-connected to said injection device.
JP2022557121A 2020-03-25 2021-03-24 Intraocular implants containing tyrosine kinase inhibitors Active JP7378638B2 (en)

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US202062994391P 2020-03-25 2020-03-25
US62/994,391 2020-03-25
USPCT/US2020/029827 2020-04-24
PCT/US2020/029827 WO2020219890A1 (en) 2019-04-25 2020-04-24 Ocular hydrogel tyrosine kinase inhibitor implants
US202063106276P 2020-10-27 2020-10-27
US63/106,276 2020-10-27
US202163148463P 2021-02-11 2021-02-11
US63/148,463 2021-02-11
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