JPH0378364B2 - - Google Patents

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Publication number
JPH0378364B2
JPH0378364B2 JP57225752A JP22575282A JPH0378364B2 JP H0378364 B2 JPH0378364 B2 JP H0378364B2 JP 57225752 A JP57225752 A JP 57225752A JP 22575282 A JP22575282 A JP 22575282A JP H0378364 B2 JPH0378364 B2 JP H0378364B2
Authority
JP
Japan
Prior art keywords
dogs
calcium
dobesylate
lymph
calcium dobesylate
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.)
Expired - Lifetime
Application number
JP57225752A
Other languages
Japanese (ja)
Other versions
JPS58116416A (en
Inventor
Do Kuurutan Arufure
Shurutesu Adorian
Esutebuusoreru Joze
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.)
RABO OMU SA
Original Assignee
RABO OMU SA
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 RABO OMU SA filed Critical RABO OMU SA
Publication of JPS58116416A publication Critical patent/JPS58116416A/en
Publication of JPH0378364B2 publication Critical patent/JPH0378364B2/ja
Granted legal-status Critical Current

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  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Description

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

本発明は心筋梗塞治療剤に関するものである。
2,5−ジヒドロキシベンゼンスルホン酸カルシ
ウムは次式: で表わされる。 この化合物の一般的な国際的慣用的名称はカル
シウムドベシレート(calcium dobesilate)で、
この化合物はロスカム(Roskam)法によるウサ
ギの耳の平均出血時間(bleeding time)を短縮
することが知られている(米国特許第3509207号
参照)。 本発明においては、驚くべきことには、このカ
ルシウムドベシレートが心臓のリンパ循環に大き
な影響を与えることを見い出した。 第1の研究では、18匹のいずれかの性の健康な
雑種の犬を6匹づつの3個の群に分けた。第1群
の犬には全く処置を行わず、これを対照群とし
た。第2群の犬にはヒアルロニダーゼ(500I.
U./Kg)を静脈内注射し、第3群の犬にはカル
シウムドベシレート(25mg/Kg)を静脈内注射し
た。対照の動物はすぐに剖検したが、他の二つの
群の動物はそれぞれの物質を投与してから4時間
後に剖検した。 その後直ちに各動物について死後の心臓のリン
パ管造影法を行つた。格子をリンパ管写真(lym
−phangiogram)上に載せ、格子の1cm2単位中
にリンパ管が認められた時には必ず定量的指標と
して点を行つた。 第1表に与えた結果は1cm2当りのリンパ管の数
およびその心室表面に相当する値(its equi−
valence to ventricular surface)(%)を両者の
群について対照群と比較して示す。
The present invention relates to a therapeutic agent for myocardial infarction.
Calcium 2,5-dihydroxybenzenesulfonate has the following formula: It is expressed as The common international customary name for this compound is calcium dobesylate;
This compound is known to reduce the mean bleeding time of rabbit ears by the Roskam method (see US Pat. No. 3,509,207). In the present invention, it has surprisingly been found that this calcium dobesylate has a significant effect on the lymphatic circulation of the heart. In the first study, 18 healthy mixed-breed dogs of either sex were divided into three groups of six dogs each. The first group of dogs received no treatment and served as a control group. Group 2 dogs received hyaluronidase (500I.
Dogs in group 3 received calcium dobesylate (25 mg/Kg) intravenously. Control animals were necropsied immediately, while animals in the other two groups were necropsied 4 hours after administration of their respective substances. Immediately thereafter, postmortem cardiac lymphangiography was performed on each animal. Lymph vessel photo with lattice (lym
-phangiogram), and whenever a lymphatic vessel was observed within 1 cm 2 of the grid, a dot was added as a quantitative indicator. The results given in Table 1 show the number of lymph vessels per cm 2 and their equivalent value on the ventricular surface (its equi-
The valence to ventricular surface (%) is shown for both groups compared to the control group.

【表】 正常な心臓では目に見えたリンパ管の数はヒア
ルロニダーゼで処置した群におけるよりカルシウ
ムドベシレートで処置した犬における方が多かつ
た。 第2の研究では、24匹の雑種の犬において左冠
状動脈の前室間枝を閉塞することにより心筋梗塞
(M.I.)を誘発させた。13匹の犬には冠状動脈閉
塞直後に50mg/Kgのカルシウムドベシレートを投
与し、他方残りの11匹の犬には処置を行わなかつ
た。動物の死亡直後にリンパ管造影法を行つて心
臓の梗塞区域と非梗塞区域とにおけるリンパ管の
数を目に見えるようにした。7匹の正常な犬(冠
状動脈閉塞症は認められない)を対照として使用
した。この結果を第2表に示す。
Table: In normal hearts, the number of visible lymph vessels was greater in dogs treated with calcium dobesylate than in the hyaluronidase treated group. In a second study, myocardial infarction (MI) was induced in 24 mongrel dogs by occluding the anterior interventricular branch of the left coronary artery. Thirteen dogs received 50 mg/Kg of calcium dobesylate immediately after coronary artery occlusion, while the remaining 11 dogs received no treatment. Immediately after the animals died, lymphangiography was performed to visualize the number of lymph vessels in the infarcted and non-infarcted areas of the heart. Seven normal dogs (no coronary artery occlusion) were used as controls. The results are shown in Table 2.

【表】 この動物実験から、カルシウムドベシレート
が、破壊された心筋組織の区域中のリンパ管の数
を統計的に有意に増大することができることが分
る。かかるリンパ管数の増大は心電図の軌跡
(trac−ing)における明白な変化(ST部の上昇
程度の減少)を伴う。また組織学的検査からカル
シウムドベシレート投与後に心筋浮腫が減少する
ことが分つた。カルシウムドベシレートは、活性
リンパ管の数を増加することにより、冠状動脈閉
塞後の心筋の破壊から生ずる毒性物質の排出を助
けることができ、また梗塞の程度を小さくするこ
とができる。既知のように、リンパ幹管およびリ
ンパ節を結紮して犬におけるリンパ液の流れを実
験的にそこなうことにより、間隙性浮腫、心臓の
微小循環の障害、心筋の損傷および心電図の変化
が生ずる。かかる状態はリンパうつ滞心筋症とし
て知られている。これらの所見はヒトにおける洞
機能不全症候群の所見と極めて類似している。 第3の研究では、心臓を電気的に刺激すること
により誘発した心臓不整脈に対するカルシウムド
ベシレートの作用を6匹の雑種の犬について調べ
た。これらの犬のうち3匹には50〜75mg/Kgのカ
ルシウムドベシレートを静脈内投与した。心電図
は、未処置の動物の場合には、不整脈頻拍の突
発、ならびに異形(heterotopic)および心室性
の期外収縮を包含するリズムの異常性を示した。
カルシウムドベシレートを投与した動物の場合に
は、心電図の軌跡は実際上正常であつた。この実
験は、カルシウムドベシレートが、心臓の電気的
刺激により生ずる心臓リンパ液の循環の動的不全
を軽減することを示すものである。 新たに6時間未満の期間心筋梗塞を起した100
個の症例について臨床試験を行つた。50個の症例
では従来の治療を行い(対照)、他の50個の症例
ではさらにカルシウムドベシレートを投与した。
評価基準は病歴(苦痛、ニトログリセリンの消費
量、鎮痛剤および可動化)、血清酵素および心電
図の変化に基づいて行つた。 薬剤は潅流により最初の3時間の間では毎時50
〜100mg/Kgの用量で投与し、次いで入院後少く
とも3日目までは6時間毎に25mg/Kgの用量で投
与した。その後は経口投与を行つた。予備的な結
果から、徴候および症状の改善、ニトログリセリ
ン消費量の減少、迅速な可動化、ある酵素
(CPK、SGOT、SGPT、LDH、HBDH)の血
液レベルの低下、および心電図の軌跡の顕著な正
常化が分つた。 有用な用量範囲:日用量は5〜50gで、初期治
療には比較的多量の用量が好ましい。前記化合物
は錠剤、カプセル剤のような任意の適当な形態で
投与できるが、初期の処置には注射できる溶液が
好ましい。p−ジヒドロキシベンゼンスルホン酸
カルシウム塩の代りに、例えばナトリウム、カリ
ウム、マグネシウム塩、あるいは例えばジエチル
アミン、エタノールアミン、ピペラジン等のよう
な有機塩基とのような他の塩を使用することがで
きる。
[Table] This animal study shows that calcium dobesylate can statistically significantly increase the number of lymph vessels in areas of destroyed myocardial tissue. This increase in the number of lymph vessels is accompanied by obvious changes in the electrocardiogram trac-ing (reduced degree of ST segment elevation). Furthermore, histological examination revealed that myocardial edema decreased after administration of calcium dobesylate. By increasing the number of active lymph vessels, calcium dobesylate can aid in the elimination of toxic substances resulting from destruction of the myocardium after coronary artery occlusion and can reduce the extent of infarction. As is known, experimental disruption of lymph flow in dogs by ligating lymphatic vessels and lymph nodes results in interstitial edema, impaired cardiac microcirculation, myocardial damage, and electrocardiographic changes. Such a condition is known as lymphodepressive cardiomyopathy. These findings are very similar to those of sinus dysfunction syndrome in humans. In a third study, the effects of calcium dobesylate on cardiac arrhythmias induced by electrical stimulation of the heart were investigated in six mongrel dogs. Three of these dogs received 50-75 mg/Kg of calcium dobesylate intravenously. Electrocardiograms showed rhythm abnormalities including bursts of arrhythmia tachycardia and heterotopic and ventricular extrasystole in untreated animals.
In animals receiving calcium dobesylate, the electrocardiogram trajectory was virtually normal. This experiment shows that calcium dobesylate alleviates the dynamic dysfunction of cardiac lymph circulation caused by electrical stimulation of the heart. 100 new myocardial infarctions lasting less than 6 hours
A clinical trial was conducted on individual cases. Fifty cases received conventional treatment (control), and the other 50 cases additionally received calcium dobesylate.
Evaluation criteria were based on medical history (pain, nitroglycerin consumption, analgesics and mobilization), serum enzymes and electrocardiogram changes. The drug is administered at a rate of 50 per hour during the first 3 hours by perfusion.
A dose of ~100 mg/Kg was administered, followed by a dose of 25 mg/Kg every 6 hours until at least 3 days after admission. After that, oral administration was performed. Preliminary results show improvement in signs and symptoms, reduced nitroglycerin consumption, rapid mobilization, lower blood levels of certain enzymes (CPK, SGOT, SGPT, LDH, HBDH), and a marked ECG trajectory. I know things have returned to normal. Useful dose range: Daily doses are 5-50 g, with larger doses being preferred for initial treatment. Although the compounds can be administered in any suitable form such as tablets or capsules, injectable solutions are preferred for initial treatment. Instead of the calcium salt of p-dihydroxybenzenesulfonic acid, other salts can be used, such as, for example, the sodium, potassium, magnesium salts, or with organic bases, such as, for example, diethylamine, ethanolamine, piperazine, and the like.

Claims (1)

【特許請求の範囲】 1 薬剤として有効な分量の次式: で表わされる化合物を製剤上許容できる担体に含
有させてなる心筋梗塞治療剤。
[Claims] 1. The following formula for the pharmaceutically effective amount: A therapeutic agent for myocardial infarction, which comprises a compound represented by the following formula contained in a pharmaceutically acceptable carrier.
JP22575282A 1981-12-23 1982-12-22 Cardiac disease therapy Granted JPS58116416A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33367181A 1981-12-23 1981-12-23
US333671 1981-12-23

Publications (2)

Publication Number Publication Date
JPS58116416A JPS58116416A (en) 1983-07-11
JPH0378364B2 true JPH0378364B2 (en) 1991-12-13

Family

ID=23303775

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22575282A Granted JPS58116416A (en) 1981-12-23 1982-12-22 Cardiac disease therapy

Country Status (2)

Country Link
JP (1) JPS58116416A (en)
IT (1) IT1212555B (en)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CHEM.ABSTR=1972 *

Also Published As

Publication number Publication date
IT8249714A0 (en) 1982-12-21
IT1212555B (en) 1989-11-30
JPS58116416A (en) 1983-07-11

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