JPH04330014A - Gel ointment - Google Patents

Gel ointment

Info

Publication number
JPH04330014A
JPH04330014A JP5698591A JP5698591A JPH04330014A JP H04330014 A JPH04330014 A JP H04330014A JP 5698591 A JP5698591 A JP 5698591A JP 5698591 A JP5698591 A JP 5698591A JP H04330014 A JPH04330014 A JP H04330014A
Authority
JP
Japan
Prior art keywords
indomethacin
geraniol
gel
ointment
gel ointment
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
JP5698591A
Other languages
Japanese (ja)
Other versions
JPH0543683B2 (en
Inventor
Toshio Inagi
敏男 稲木
Masayuki Inoue
井上 正幸
Toyojiro Muramatsu
村松 豊二郎
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.)
Kowa Co Ltd
Original Assignee
Kowa 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 Kowa Co Ltd filed Critical Kowa Co Ltd
Priority to JP5698591A priority Critical patent/JPH04330014A/en
Publication of JPH04330014A publication Critical patent/JPH04330014A/en
Publication of JPH0543683B2 publication Critical patent/JPH0543683B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE:To obtain the subject ointment having improved solubility and stability of indomethacin to various solvents by adding a small amount of a solubilizing agent selected from limonene, geraniol, camphor and eugenol. CONSTITUTION:The objective gel ointment containing indomethacin stably compounded to a gel substrate in high concentration can be produced by adding 0.3-10wt.% of one or more solubilizing agents selected from limonene, geraniol, camphor and eugenol to 0.1-5wt.% of indomethacin. The addition of the solubilizing agent enables the preparation of the subject gel ointment using various solvents such as ethanol, butylene glycol, olive oil, oleic acid, octyl alcohol, paraffin and an ester of a monocarboxylic acid and an alcohol.

Description

【発明の詳細な説明】[Detailed description of the invention]

【0001】0001

【産業上の利用分野】本発明はインドメタシンの新規な
ゲル軟膏剤に関する。
FIELD OF THE INVENTION This invention relates to a novel gel ointment of indomethacin.

【0002】0002

【従来の技術及び発明が解決しようとする課題】インド
メタシンは非ステロイド系の優れた鎮痛消炎剤であるが
、水及び外用基剤として使用可能な各種溶剤にほとんど
溶けず、わずかにベンジルアルコール、テトラヒドロフ
ラン、ジメチルスルホキシド、ジメチルホルムアミド等
に溶解するが、これも量的、質的な点で外用製剤とする
には問題があるため、一般には経口剤の形で投与されて
きた。本発明者らは、インドメタシンの外用剤の研究に
おいて、先に、インドメタシンをアルコール−水系に含
有させてゲル軟膏とすることにより皮膚吸収の優れた外
用剤を得ることに成功し、特許出願した(特公昭56−
10886号)。そしてこのゲル軟膏は近年上市され、
臨床において高い評価を受けている。
[Prior Art and Problems to be Solved by the Invention] Indomethacin is an excellent non-steroidal analgesic and anti-inflammatory agent, but it is hardly soluble in water and various solvents that can be used as external bases, and only slightly soluble in benzyl alcohol and tetrahydrofuran. , dimethyl sulfoxide, dimethyl formamide, etc., but these also have problems in terms of quantity and quality when used as external preparations, so they have generally been administered in the form of oral preparations. In our research into external preparations for indomethacin, we first succeeded in obtaining a topical preparation with excellent skin absorption by incorporating indomethacin into an alcohol-water system and making it into a gel ointment, and filed a patent application. Special Public Service 1977-
No. 10886). This gel ointment has been launched on the market in recent years.
It has received high praise in clinical practice.

【0003】0003

【課題を解決するための手段】更に、本発明者らは、イ
ンドメタシンの溶剤に対する溶解性について研究を行っ
ていたところ、ある種のテルペノイド類又はフェノール
類がインドメタシンの各種溶剤への溶解性及び安定性を
増大することを見出し、本発明を完成した。
[Means for Solving the Problems] Further, while conducting research on the solubility of indomethacin in solvents, the present inventors found that certain terpenoids or phenols improve the solubility and stability of indomethacin in various solvents. The present invention has been completed based on the discovery that the properties of the present invention can be increased.

【0004】すなわち、本発明は、次の成分(A)及び
(B) (A)インドメタシン               
                    0.1〜5
重量%、(B)リモネン、ゲラニオール、カンフル及び
オイゲノールからなる群より選ばれる1種又は2種以上
の溶解補助剤                   
  0.3〜10重量%、を必須成分として含有するこ
とを特徴とするゲル軟膏剤を提供するものである。
That is, the present invention provides the following components (A) and (B) (A) Indomethacin
0.1~5
% by weight, (B) one or more solubilizing agents selected from the group consisting of limonene, geraniol, camphor, and eugenol
The present invention provides a gel ointment characterized by containing 0.3 to 10% by weight as an essential component.

【0005】本発明において、溶解補助剤は1種又は2
種以上を混合して使用することができ、その配合量はイ
ンドメタシンの量、溶剤の種類及び量によって異なるが
、一般に 0.3〜10重量%の配合によって目的は達
成される。また、インドメタシンを溶解するための溶剤
としては、エタノール、プロパノール等のアルコール類
;アルコール−水混合系;ブチレングリコール、プロピ
レングリコール等のグリコール類;オリーブ油、大豆油
等の植物油;オレイン酸、リノール酸、リノレン酸等の
液状高級脂肪酸類;オクチルアルコール、ヘキサデシル
アルコール等の高級アルコール類;パラフィン、スクワ
ラン等の炭化水素類;C4 〜C14のモノカルボン酸
とC1 〜C5 のアルコールとのエステル類、C4 
〜C10のジカルボン酸とC1 〜C3 のアルコール
とのジエステル類等が挙げられる。本発明のゲル軟膏剤
は、インドメタシンを溶解補助剤、上記溶剤及び他のゲ
ル基剤に配合することにより製造される。この際のイン
ドメタシンの配合量は0.1〜5重量%が好ましい。
[0005] In the present invention, one or two solubilizing agents are used.
A mixture of two or more species can be used, and the blending amount varies depending on the amount of indomethacin and the type and amount of the solvent, but the purpose is generally achieved by blending 0.3 to 10% by weight. In addition, solvents for dissolving indomethacin include alcohols such as ethanol and propanol; alcohol-water mixed systems; glycols such as butylene glycol and propylene glycol; vegetable oils such as olive oil and soybean oil; oleic acid, linoleic acid, Liquid higher fatty acids such as linolenic acid; Higher alcohols such as octyl alcohol and hexadecyl alcohol; Hydrocarbons such as paraffin and squalane; Esters of C4 to C14 monocarboxylic acids and C1 to C5 alcohols, C4
Diesters of ~C10 dicarboxylic acids and C1 ~C3 alcohols, etc. may be mentioned. The gel ointment of the present invention is produced by blending indomethacin with a solubilizing agent, the above-mentioned solvent, and another gel base. The amount of indomethacin blended at this time is preferably 0.1 to 5% by weight.

【0006】[0006]

【発明の効果】叙上の如く、本発明の溶解補助剤を少量
添加するとインドメタシンの各種溶剤に対する溶解性及
び安定性が著しく増大するので、インドメタシンをゲル
基剤に高濃度で安定に配合したゲル軟膏剤を調製するこ
とができる。
Effects of the Invention As mentioned above, the solubility and stability of indomethacin in various solvents are significantly increased by adding a small amount of the solubilizing agent of the present invention. Ointments can be prepared.

【0007】[0007]

【実施例】次に実験例及び製剤例を挙げて説明する。 実験例1 インドメタシン溶解試験 各種溶媒に過剰量のインドメタシンを加え、更に表1に
示す量の溶解補助剤を加え、25℃で24時間振盪した
のち、遠心分離して上清を分取した。この上清中のイン
ドメタシン量をUV法又はHPLC法で測定し、溶解補
助剤無添加のものと比較した。その結果は表1のとおり
である。
[Examples] Next, experimental examples and formulation examples will be given and explained. Experimental Example 1 Indomethacin dissolution test An excess amount of indomethacin was added to various solvents, and the amount of solubilizing agent shown in Table 1 was added, followed by shaking at 25° C. for 24 hours, followed by centrifugation to collect the supernatant. The amount of indomethacin in this supernatant was measured by a UV method or an HPLC method, and compared with that in which no solubilizing agent was added. The results are shown in Table 1.

【0008】[0008]

【表1】[Table 1]

【0009】製剤例1 インドメタシン                  
   0.5(重量%)ゲラニオール        
               3.0プロピレングリ
コール              10.0カーボポ
ール934                    
1.0ジイソプロパノールアミン          
 1.0エタノール                
        45.0精製水          
              全 100.0
Formulation Example 1 Indomethacin
0.5 (wt%) geraniol
3.0 Propylene Glycol 10.0 Carbopol 934
1.0 diisopropanolamine
1.0 ethanol
45.0 Purified water
Total 100.0

【001
0】製剤例2
001
0] Formulation example 2

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】  次の成分(A)及び(B)(A)イン
ドメタシン                    
               0.1〜5重量%、(
B)リモネン、ゲラニオール、カンフル及びオイゲノー
ルからなる群より選ばれる1種又は2種以上の溶解補助
剤                     0.3
〜10重量%、を必須成分として含有することを特徴と
するゲル軟膏剤。
Claim 1: The following components (A) and (B) (A) indomethacin
0.1-5% by weight, (
B) One or more solubilizing agents selected from the group consisting of limonene, geraniol, camphor, and eugenol 0.3
A gel ointment characterized by containing ~10% by weight as an essential component.
JP5698591A 1991-03-20 1991-03-20 Gel ointment Granted JPH04330014A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5698591A JPH04330014A (en) 1991-03-20 1991-03-20 Gel ointment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5698591A JPH04330014A (en) 1991-03-20 1991-03-20 Gel ointment

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP57072959A Division JPS58189115A (en) 1982-04-30 1982-04-30 Drug for external use

Publications (2)

Publication Number Publication Date
JPH04330014A true JPH04330014A (en) 1992-11-18
JPH0543683B2 JPH0543683B2 (en) 1993-07-02

Family

ID=13042790

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5698591A Granted JPH04330014A (en) 1991-03-20 1991-03-20 Gel ointment

Country Status (1)

Country Link
JP (1) JPH04330014A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100604244B1 (en) * 2004-01-20 2006-07-25 나드리화장품주식회사 Cosmetic composition containing Solanum Lycopersicum MILL.Extract

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE051682T2 (en) * 2014-03-24 2021-03-29 Zeiss Carl Vision Inc A method of optimising geometry of a semi-finished ophthalmic lens in a set of semi-finished ophthalmic lenses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100604244B1 (en) * 2004-01-20 2006-07-25 나드리화장품주식회사 Cosmetic composition containing Solanum Lycopersicum MILL.Extract

Also Published As

Publication number Publication date
JPH0543683B2 (en) 1993-07-02

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