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JPH02214A - Drug preparation for intranasal administration - Google Patents

Drug preparation for intranasal administration

Info

Publication number
JPH02214A
JPH02214A JP63263415A JP26341588A JPH02214A JP H02214 A JPH02214 A JP H02214A JP 63263415 A JP63263415 A JP 63263415A JP 26341588 A JP26341588 A JP 26341588A JP H02214 A JPH02214 A JP H02214A
Authority
JP
Japan
Prior art keywords
igf
acid ester
fatty acid
preparation
sucrose fatty
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
Application number
JP63263415A
Other languages
Japanese (ja)
Other versions
JP2590548B2 (en
Inventor
Yoshio Ueda
上田 芳雄
Takehisa Hata
秦 武久
Arihisa Kimura
木村 在久
Yutaka Kono
裕 河野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujisawa Pharmaceutical Co Ltd
Original Assignee
Fujisawa Pharmaceutical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujisawa Pharmaceutical Co Ltd filed Critical Fujisawa Pharmaceutical Co Ltd
Priority to JP63263415A priority Critical patent/JP2590548B2/en
Publication of JPH02214A publication Critical patent/JPH02214A/en
Application granted granted Critical
Publication of JP2590548B2 publication Critical patent/JP2590548B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Medicinal Preparation (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)

Abstract

PURPOSE:To provide a drug preparation for intranasal administration, containing insulin-like growth factor (IGF-I) and a sucrose fatty acid ester and enabling rapid absorption of IGF-I into the body. CONSTITUTION:The objective preparation contains IGF-I and a sucrose fatty acid ester such as stearic acid ester, palmitic acid ester or lauric acid ester of sucrose or their mixture (preferably an ester having an HLB of >=10 or a mixture compounded to give an HLB of >=10). The content of IGF-I in the preparation is 1-100mg per 1mg of the preparation and that of the sucrose fatty acid ester is about 2-20 times that of IGF-I.

Description

【発明の詳細な説明】 [産業上の利用分野] この発明はインスリン様成長因子I(以下、IGF−1
と称する)およびシB$1!脂肪酸エステルを含有する
鼻腔内投与用製剤に関する。
[Detailed Description of the Invention] [Industrial Application Field] This invention relates to insulin-like growth factor I (hereinafter referred to as IGF-1).
) and shiB$1! The present invention relates to a formulation for intranasal administration containing a fatty acid ester.

[従来の技#l] IGF−1は血中に存在するインスリンJilHGIの
ペプチドであり、種々の細胞の増殖促進作用を有してお
り、その産生および分泌は成長ホルモンに依存している
[Conventional Technique #1] IGF-1 is a peptide of insulin JilHGI present in the blood, and has a proliferation-promoting effect on various cells, and its production and secretion are dependent on growth hormone.

IGF−1は成長ホルモンの骨成長促進作用を仲介する
物質であるソマトメジン群炬含まれるが、特にIGF−
1は成長ホルモン依存性が高く、ソマトメジンCと同一
の物質であり、成長ホルモンの作用の発現に深く関与し
ていることが知られている。
IGF-1 is included in the somatomedin group, which is a substance that mediates the bone growth promoting effect of growth hormone.
1 is highly dependent on growth hormone, is the same substance as somatomedin C, and is known to be deeply involved in the expression of the action of growth hormone.

近年、このIGF−Iは遺伝子工学的手法により比較的
容易に生産することが可能になり、成長促進作用から下
垂体性小人症の治療剤、低身長者の成長促進剤として、
軟骨細胞増殖作用から骨粗軽症の予功治療剤として、あ
るいは骨折の治療剤として、インスリン様作用から糠床
病の治療剤として、さらにたんばく同化作用から潰瘍、
外傷、火傷の治療剤などとしての用途が知られている。
In recent years, it has become possible to produce IGF-I relatively easily using genetic engineering techniques, and due to its growth-promoting effect, it has been used as a treatment for pituitary dwarfism and as a growth promoter for short people.
Due to its chondrocyte proliferation effect, it can be used as a prophylactic treatment for osteoporosis, as a therapeutic agent for bone fractures, because of its insulin-like effect as a therapeutic agent for bran bed disease, and because of its protein anabolic effect, it can be used as a treatment for ulcers and fractures.
It is known to be used as a therapeutic agent for injuries and burns.

しかしながら、IGF−Iは、高分子量のポリペプテド
であるため膜透過性が低く、また、消化器で分解され易
いことから経口投与では体内に吸収され難いという難点
があり、臨床における投与形態は注射に限られている。
However, since IGF-I is a high molecular weight polypeptide, it has low membrane permeability and is easily degraded in the digestive tract, making it difficult to absorb into the body when administered orally. limited.

[問題点を解決するための手段コ この発明の発明者らは、より簡便で且つ効果が速やかに
発現するIGF−Iの投与形態について鋭意研究の結果
、IGF−1を鼻腔内投与用製剤とすれば、IGF−I
が速やかに体内に吸収されることを、見出し、この発明
を完成した。
[Means for Solving the Problems] The inventors of the present invention have conducted intensive research into a form of administration of IGF-I that is simpler and more quickly effective, and have developed a formulation for intranasal administration of IGF-1. Then, IGF-I
They discovered that it was quickly absorbed into the body and completed this invention.

この発明による鼻腔内投与用製剤はIGF−1およびシ
ョ糖脂肪酸エステルを含有する。
The intranasal formulation according to the invention contains IGF-1 and sucrose fatty acid ester.

ショ糖脂肪酸エステルとしてはショ糖のステアノン酸エ
ステル、パルミチン酸エステル、ラウリン酸エステルな
どが挙げられる。これらのショ糖脂肪酸エステルはエス
テル化の程度によってモノエステノ呟ジエステルおよび
トリエステルの3種が存在するが、この発明の目的のた
めには、これらを単独または混合物として用いることが
できる。
Examples of sucrose fatty acid esters include stearonic acid esters, palmitic acid esters, and lauric acid esters of sucrose. These sucrose fatty acid esters exist in three types, monoesters, diesters and triesters, depending on the degree of esterification, and for the purpose of this invention, these can be used alone or as a mixture.

そして、そのHLBが10以上であるものまたは10以
−ヒになるように配合したものを用いると最も適確な効
果が得られる。
The most appropriate effect can be obtained by using a compound whose HLB is 10 or more, or a compound blended so that the HLB is 10 or more.

この製剤はIGF−Iおよびショ糖脂肪酸エステルを鼻
粘膜に適用できる水などの液体希釈剤に溶解して水性溶
液もしくはヒドロゲルとするか、または粉末状の担体中
に希釈して粉末状製剤とすることによって得られる。ま
た、適当な殺菌剤、防腐剤、増粘剤、界面活性剤、安定
剤などを含有していてもよい。
This preparation is made by dissolving IGF-I and sucrose fatty acid ester in a liquid diluent such as water that can be applied to the nasal mucosa to form an aqueous solution or hydrogel, or by diluting it in a powdered carrier to form a powder preparation. obtained by It may also contain appropriate bactericidal agents, preservatives, thickeners, surfactants, stabilizers, and the like.

この発明の製剤におけるIGF−1の好ましい含量は、
製剤1 mQ当り1〜100mgであり、ショ糖脂肪酸
エステルの含量はIGF−Iの含量の2〜20倍程度が
好ましい。
The preferred content of IGF-1 in the formulation of this invention is:
The amount is 1 to 100 mg per mQ of the preparation, and the content of sucrose fatty acid ester is preferably about 2 to 20 times the content of IGF-I.

投与形態としては、滴下容器、スプレー容器、または鼻
腔用エアゾールアプリケーターなどを用いて、鼻腔内に
滴下あるいは噴霧投与する方法が適している。
Suitable dosage forms include intranasal drip or spray administration using a drip container, spray container, nasal aerosol applicator, or the like.

[発明の効果コ 試験例によりこの発明をさらに詳しく説明する。[Effects of invention The present invention will be explained in more detail using test examples.

区!週 試験法ニ ラノド(SD系雄、7週令、平均体重240g)を背位
固定し、麻酔下で前頚部を縦切開し、気管を露出させ、
ポリエチレンチューブをカニユーレし、気道を確保した
後、食道を結紮した。
Ward! Weekly test method: A Nira-throat (SD male, 7 weeks old, average weight 240 g) was fixed in a dorsal position, and under anesthesia a longitudinal incision was made in the front neck to expose the trachea.
After cannulating the polyethylene tube and securing the airway, the esophagus was ligated.

後記の実施例1で調製した薬液をマイクロシリンジで1
00d/kgの割合で鼻腔内に投与し、直後にアロンア
ルファ(商標、東亜合成化学工業■製)で鼻腔入口をふ
さいだ。
Add the drug solution prepared in Example 1 below using a microsyringe.
It was administered into the nasal cavity at a rate of 00 d/kg, and the nasal cavity entrance was immediately blocked with Aron Alpha (trademark, manufactured by Toagosei Kagaku Kogyo ■).

投与後、経時的に鎖骨下静脈より採血し、遠心分離後、
血漿を得、ラジオイムノアッセイ法により血漿中のIG
F−I m度を測定した。対照として、IGF −15
mgを生理食塩水に溶がし、全量をl mQとしたもの
について同様の試験を行った。
After administration, blood was collected from the subclavian vein over time, and after centrifugation,
Plasma was obtained, and IG in the plasma was determined by radioimmunoassay.
The F-I m degree was measured. As a control, IGF-15
A similar test was conducted using mg dissolved in physiological saline and the total amount taken as l mQ.

試験結果: 投与後、0.25.0.5.1.2.4.6時間後のI
GF−1の血中濃度(ng/ml)は次表の通りであっ
た。
Test results: I 0.25.0.5.1.2.4.6 hours after administration
The blood concentration (ng/ml) of GF-1 was as shown in the following table.

[実施例コ この発明の製剤の調製例を実施例により説明する。[Example code] Examples of the preparation of the formulation of this invention will be explained by way of examples.

実施例I IGF−15mgおよびDKニスデルF−160(商標
、第−工業製薬株式会社製、ショ糖ステアリン酸モノエ
ステルまたはシラ糖バルミチン酸モノエステル70%お
よびシヨ糖ステアリン酸ジ(またはトノ)エステルまた
はシヨ糖ステアリン酸ジ(またはトリ)エステル30%
からなるHLB15のショ糖脂肪酸エステル) 40m
gを蒸留水に溶解して、全量をllll11とした。
Example I IGF-15mg and DK Nisdel F-160 (trademark, manufactured by Dai-Kogyo Seiyaku Co., Ltd., 70% sucrose stearate monoester or silasugar balmitate monoester and sucrose stearate di(or tono)ester or 30% sucrose stearic acid di(or tri)ester
(Sucrose fatty acid ester with HLB15 consisting of) 40m
g was dissolved in distilled water to make a total volume of lllll11.

Claims (3)

【特許請求の範囲】[Claims] (1)インスリン様成長因子 I およびショ糖脂肪酸エ
ステルを含有することを特徴とする鼻腔内投与用製剤。
(1) A preparation for intranasal administration characterized by containing insulin-like growth factor I and sucrose fatty acid ester.
(2)ショ糖脂肪酸エステルがショ糖のステアリン酸エ
ステル、パルミチン酸エステルもしくはラウリン酸エス
テルまたはそれらの混合物である特許請求の範囲第1項
に記載の製剤。
(2) The preparation according to claim 1, wherein the sucrose fatty acid ester is a sucrose stearate, palmitate, or laurate, or a mixture thereof.
(3)ショ糖脂肪酸エステルのHLBが10以上である
特許請求の範囲第1項および第2項のいずれかに記載の
製剤。
(3) The preparation according to any one of claims 1 and 2, wherein the HLB of the sucrose fatty acid ester is 10 or more.
JP63263415A 1987-10-27 1988-10-19 Formulation for intranasal administration Expired - Fee Related JP2590548B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63263415A JP2590548B2 (en) 1987-10-27 1988-10-19 Formulation for intranasal administration

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP62-271264 1987-10-27
JP27126487 1987-10-27
JP63263415A JP2590548B2 (en) 1987-10-27 1988-10-19 Formulation for intranasal administration

Publications (2)

Publication Number Publication Date
JPH02214A true JPH02214A (en) 1990-01-05
JP2590548B2 JP2590548B2 (en) 1997-03-12

Family

ID=26546009

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63263415A Expired - Fee Related JP2590548B2 (en) 1987-10-27 1988-10-19 Formulation for intranasal administration

Country Status (1)

Country Link
JP (1) JP2590548B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998046269A1 (en) * 1997-04-14 1998-10-22 Tt Pharmaceuticals, Inc. Permucous preparation
US7273618B2 (en) 1998-12-09 2007-09-25 Chiron Corporation Method for administering agents to the central nervous system
EP4249175A1 (en) 2022-03-23 2023-09-27 Nabtesco Corporation Rotation mechanism and robot

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998046269A1 (en) * 1997-04-14 1998-10-22 Tt Pharmaceuticals, Inc. Permucous preparation
US6228836B1 (en) 1997-04-14 2001-05-08 Mitsubishi-Tokyo Pharmaceuticals, Inc. Permucous preparation
US7273618B2 (en) 1998-12-09 2007-09-25 Chiron Corporation Method for administering agents to the central nervous system
EP4249175A1 (en) 2022-03-23 2023-09-27 Nabtesco Corporation Rotation mechanism and robot

Also Published As

Publication number Publication date
JP2590548B2 (en) 1997-03-12

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