WO2004004723A1 - Neue arzneimittelkombinationen auf der basis von natriumkanalblockern und magnesiumsalzen - Google Patents
Neue arzneimittelkombinationen auf der basis von natriumkanalblockern und magnesiumsalzen Download PDFInfo
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- WO2004004723A1 WO2004004723A1 PCT/EP2003/006665 EP0306665W WO2004004723A1 WO 2004004723 A1 WO2004004723 A1 WO 2004004723A1 EP 0306665 W EP0306665 W EP 0306665W WO 2004004723 A1 WO2004004723 A1 WO 2004004723A1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K45/00—Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
- A61K45/06—Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
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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
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/439—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom the ring forming part of a bridged ring system, e.g. quinuclidine
-
- 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
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/46—8-Azabicyclo [3.2.1] octane; Derivatives thereof, e.g. atropine, cocaine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K33/00—Medicinal preparations containing inorganic active ingredients
- A61K33/06—Aluminium, calcium or magnesium; Compounds thereof, e.g. clay
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K33/00—Medicinal preparations containing inorganic active ingredients
- A61K33/06—Aluminium, calcium or magnesium; Compounds thereof, e.g. clay
- A61K33/10—Carbonates; Bicarbonates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
Definitions
- the invention relates to new drug combinations based on sodium channel blockers i. and magnesium salts 2, process for their preparation and their use for the production of medicaments for the treatment of ischemic conditions.
- the invention relates to drug combinations containing one or more, preferably a sodium channel blocker 1 and one or more, preferably one
- Magnesium salt 2 optionally in the presence of customary auxiliaries or carriers.
- sodium channel blockers 1 which can be used according to the invention:
- the sodium channel blocker (s) 1 are preferably selected from the group consisting of Pirmencol, Sipatrigine, Irampanel, Pilsicainide, Oxcarbazepine, Topiramate, Fosphenytoin, Flunarizine, Ropivacaine, Levobupivacail, Zonisipride, Mexon , Bisaramil, Milacainide, Safinamide, Bupivacaine, Tetrodotoxin, NS 7, the compounds of the general formula la
- X is a single bond, -O-, C ⁇ -C-4-alkylene, an alkylene bridge with 1 to 8 carbon atoms which can be branched or unbranched and can have one or two oxygen atoms or a nitrogen atom anywhere in the bridge, preferably O-C-C-3-alkylene or
- R 1 is hydrogen, methyl, ethyl, phenyl
- R 2 is hydrogen, methyl
- R 3 is hydrogen, fluorine, chlorine, bromine, hydroxy, methyl, methoxy;
- R 4 is hydrogen, methyl, ethyl;
- R 5 is hydrogen, methyl, ethyl
- R 6 is hydrogen, methyl, ethyl; R7 tert-butyl, cyclohexyl or phenyl, where phenyl may optionally be substituted by R and R1 °, which may be the same or different;
- R8 is hydrogen, -CC-alkyl
- R9 is hydrogen, methyl, fluorine, chlorine, bromine, methoxy
- R 10 is hydrogen, methyl, fluorine, chlorine, bromine, methoxy
- R 1 ', R 2 ' and R 3 ' are the same or different, hydrogen, methyl or ethyl
- R 4 ' is hydrogen, methyl or ethyl
- R5 ', R6' and R 7 ' are the same or different, hydrogen, methyl or ethyl
- R 8 'and R 9 ' are hydrogen, fluorine, chlorine, bromine, methyl,
- sodium channel blocker (s) 1 selected from the group consisting of Pirmencol,
- X is C-1 -C 3 alkylene, -O-CH 2 -CH 2 -0- or -0-CH 2 -CH 2 -NH-;
- R 1 is hydrogen or methyl
- R 2 is hydrogen or methyl
- R 3 is hydrogen or chlorine
- R 4 is hydrogen or methyl
- R 5 is hydrogen or methyl
- R 6 is methyl or ethyl
- R 7 is tert-butyl, cyclohexyl or phenyl, where phenyl may optionally be substituted by R 9 and R 1 0 , which may be the same or different;
- R 8 is hydrogen;
- R 9 is hydrogen, methyl, fluorine or chlorine;
- R 10 is hydrogen, methyl, fluorine or chlorine; may mean in the form of the individual optical isomers, mixtures of the individual enantiomers or racemates and in the form of the free bases or the corresponding acid addition salts with pharmacologically acceptable acids;
- R 1 ', R 2 ' and R 3 ' are the same or different, hydrogen or methyl
- R 4 ' is hydrogen or methyl
- R5 ', R6' and R 7 ' the same or different, hydrogen or methyl, preferably
- R 8 ' is hydrogen, methyl, hydroxy or methoxy, preferred
- R 9 ' can be hydrogen or methyl, optionally in the form of their racemates, their enantiomers, their diastereomers and their mixtures, and, if appropriate, their pharmacologically acceptable
- the sodium channel blocker (s) 1 selected from the group consisting of are particularly preferred in the context of the present invention
- R1 is hydrogen or methyl
- R 2 is hydrogen or methyl
- R 3 is hydrogen
- R 4 is hydrogen or methyl
- R5 is hydrogen or methyl
- R 7 is phenyl, which phenyl may optionally be substituted by R 9 and R 1 °, which may be the same or different;
- R 8 is hydrogen
- R 9 is hydrogen, methyl, fluorine or chlorine
- R10 is hydrogen, methyl, fluorine or chlorine; may mean in the form of the individual optical isomers, mixtures of the individual enantiomers or racemates and in the form of the free bases or the corresponding acid addition salts with pharmacologically acceptable acids;
- R 1 ', R 2 ' and R 3 ' are identical or different, hydrogen or methyl;
- R 4 ' is hydrogen or methyl;
- R5 ', R6' and R 7 'methyl; R 8 ' is hydrogen or methyl, preferably hydrogen;
- R 9 ' can be hydrogen or methyl, optionally in the form of their racemates, their enantiomers, their diastereomers and their mixtures, and, if appropriate, their pharmacologically acceptable acid addition salts.
- C 1 -C 4 alkyl or C ⁇ -Cs alkyl! generally represents a branched or unbranched hydrocarbon radical having 1 to 4 or 1 to 8 carbon atoms, which may optionally be substituted by one or more halogen atoms, preferably fluorine, which may be identical or different from one another.
- halogen atoms preferably fluorine
- Hydrocarbon residues called: methyl, ethyl, propyl, 1-methylethyl (isopropyl), n-butyl, 1-methylpropyl, 2-methylpropyl, 1, 1-dimethylethyl, pentyl, 1-methylbutyl, 2-methylbutyl, 3-methylbutyl, 1 , 1-dimethylpropyl, 1, 2-dimethylpropyl, 2,2-dimethylpropyl, 1-ethylpropyl, hexyl, 1-methylpentyl, 2-methylpentyl, 3-methylpentyl, 4-methylpentyl, 1, 1-dimethylbutyl, 1, 2-dimethylbutyl , 1, 3-dimethylbutyl, 2,2, -dimethylbutyl, 2,3-dimethylbutyl, 3,3-dimethylbutyl, 1-ethylbutyl, 2-ethylbutyl, 1, 1, 2-trimethylpropyl, 1, 2,2-trimethylpropyl, 1-Eth
- lower alkyl radicals having 1 to 4 carbon atoms such as methyl, ethyl, propyl, / so-propyl, n-butyl, 1-methylpropyl, 2-methylpropyl or 1, 1-dimethylethyl.
- alkylene means a branched or unbranched double-bonded hydrocarbon bridge with 1 to 8 carbon atoms, which may optionally be substituted by one or more halogen atoms, preferably fluorine, which may be the same or different from one another.
- Alkoxy generally represents a straight-chain or branched hydrocarbon radical bonded via an oxygen atom - a is preferred Lower alkoxy group with 1 to 4 carbon atoms. - The methoxy group is particularly preferred.
- the compound of the formula 1a is (-) - (1 R, 2 "S) -2- (2" - benzyloxy) propyl-4'-hydroxy-5,9,9-trimethyl-6,7-benzomorphan in the form of the free bases or the corresponding acid addition salts with pharmacologically acceptable acids.
- This compound is also known as the Crobenetine.
- component ⁇ _ is particularly preferably selected from the group consisting of fosphenytoin, zonisamide, sipatrigine, irampanel, mexiletine, NS 7, crobenetine, (2R) -N-allyloxyethyl-1, 2,3,4,5 , 6-hexahydro-6,11, 11-trimethyl-2,6-methano-3-benzazocin-10-ol hydrochloride and (2R, 2 "S) -N- (2-allyloxypropyl) -1, 2nd , 3,4,5,6-hexahydro-6,11, 11-trimethyl-2,6-methano-3-benzazocin-10-ol hydrochloride, particularly preferably crobenetine, (2R) -N-allyloxyethyl-1,2 , 3,4,5,6-hexahydro-6,11, 1 l-trimethyl-2,6-methano-3-benzazocin-10-ol hydrochloride and (2
- the compounds 1 can be used in the form of their salts, in particular for pharmaceutical use, in the form of their pharmacologically acceptable acid addition salts with an inorganic or organic acid.
- examples of these are succinic acid,
- Hydrobromic acid acetic acid, fumaric acid, maleic acid, methanesulfonic acid, lactic acid, phosphoric acid, hydrochloric acid, sulfuric acid, tartaric acid or citric acid. Mixtures of the aforementioned acids can also be used.
- the compounds of formula 1a are known from WO 99/14199.
- the compounds of formula 1b are not yet known in the prior art.
- the compounds of the formula 1b which are not yet known in the prior art and can be used according to the invention can be analogous to known compounds Establish synthesis methods. Possible synthetic routes to the compounds of formula 1b are exemplified below.
- allyloxyacetic acid 1.8 g are placed in 15 ml of dichloromethane, mixed with 4.8 g of TBTU and 7.5 ml of ethyldiisopropylamine and stirred at RT for 15 min. The mixture is then cooled to -5 ° C. and 3.1 g of 1, 2,3,4,5,6-hexahydro-6,11, 11-trimethyl-2,6-methano-3-benzazocin-10-ol are added. The mixture is stirred at 0 ° C. for 30 minutes and at RT for 1 hour. Then one time with 100ml 2nHCL and 100ml 10%
- Washed potassium carbonate solution dried and i.Vac. concentrated.
- the residue is taken up in 50 ml of THF and added dropwise under nitrogen to a suspension of 1.0 g of lithium aluminum hydride in 50 ml of THF. (Temp. Rises to 35 ° C.)
- the mixture is then heated to 50 ° C., stirred for 1 h, cooled and 1 ml of water is added dropwise at 0-10 ° C., the mixture is stirred for 30 minutes, 3 ml of NaOH are added and the mixture is stirred for 30 minutes.
- the precipitate is suctioned off, the mother liquor is vacuum. concentrated and the residue filtered through a short column. (approx.
- Example 3 (2R.2 "S) -N- (2-but-2-enoxy-propyn-1, 2.3.4,5.6-hexahvdro-6.11.11-trimethyl-2.6-methano-3-benzazocin-10- ol-hydrochloride
- the preparation is carried out analogously to the procedure according to Example 1. Yield 47%, mp: 205 ° C.
- the residue is dissolved in 20 ml dichloromethane and added dropwise at RT 1.5 g SOCI 2 . After 30 min. becomes i.Vak. concentrated, the residue taken up in 20 ml of THF and added dropwise under nitrogen to a suspension of 0.5 g of lithium aluminum hydride in 20 ml of terahydrofuran. The mixture is then heated to 50 ° C. for 2 h, cooled, 1.5 ml of 4N NaOH are added dropwise and the mixture is stirred for 30 min. The precipitate is filtered off with suction and the mother liquor is vacuum. concentrated. The residue is filtered through a short silica gel column (approx. 30 mL silica gel, approx.
- the magnesium salts 2 are preferably selected from the group consisting of magnesium adipate, magnesium L-aspartate, magnesium carbonate, magnesium L-hydrogen aspartate, magnesium hydrogen citrate, magnesium hydrogen glutamate, magnesium sulfate, magnesium chloride, trimagnesium dicitrate and magnesium acetate.
- the magnesium salts 2 are particularly preferably selected from the group consisting of magnesium sulfate, magnesium chloride and magnesium acetate, the magnesium sulfate being of particular importance in the context of the present invention.
- the present invention further relates to the use of the combinations according to the invention of one or more, preferably a sodium channel blocker 1 and one or more, preferably a magnesium salt 2 for the production of a medicament for the treatment of ischemic conditions of different origins ,
- the present invention preferably relates to the use of the combinations according to the invention of one or more, preferably a sodium channel blocker 1 and one or more, preferably a magnesium salt 2 for the manufacture of a medicament for the treatment of cardiac or brain ischemia, particularly preferably for the treatment of stroke and traumatic brain injuries.
- ischemic stroke particularly preferably of acute, ischemic stroke.
- the present invention further relates to a method for the treatment of ischemic conditions of different origins, which is characterized in that a combination according to the invention of one or more, preferably a sodium channel blocker 1 and one or more, preferably a magnesium salt 2 is applied.
- the present invention preferably relates to a method for the treatment of cardiac or cerebral ischemia, particularly preferably stroke, according to the invention preferably also ischemic stroke, particularly preferably acute, ischemic stroke, which is characterized in that a combination according to the invention of one or more, preferably one Sodium channel blocker ⁇ and one or more, preferably a magnesium salt 2 is applied.
- the present invention further relates to the use of one or more, preferably a sodium channel blocker 1 for the production of a medicament for the combined treatment of ischemic conditions of different origins with one or more, preferably a magnesium salt 2.
- the present invention preferably relates to the use mentioned above for the production of a Medicament for the combined treatment of cardiac or brain ischemia, particularly preferably for the treatment of stroke and traumatic brain injuries with one or more, preferably a magnesium salt 2.
- a magnesium salt 2 Of particular importance in the context of the present invention is the above use for the combined treatment of ischemic stroke, particularly preferably of acute ischemic stroke with one or more, preferably a magnesium salt 2.
- the present invention further relates to a method for the treatment of ischemic conditions of different origins, which is characterized in that one or more, preferably a sodium channel blocker 1 and one or more, preferably a magnesium salt 2, simultaneously or sequentially in a single or two separate dosage forms.
- the present invention preferably relates to a method for the treatment of cardiac or Brain ischemia, particularly preferably from stroke and traumatic brain injuries, according to the invention preferably also from ischemic stroke, particularly preferably from acute, ischemic stroke, which is characterized in that one or more, preferably a sodium channel blocker 1 and one or more, preferably a magnesium salt 2 simultaneously or can be applied sequentially in a single or two separate dosage forms.
- the pharmaceutical combinations according to the invention can contain the active constituents 1 and 2 in a single or in two separate administration forms.
- the pharmaceutical combinations according to the invention can contain the active constituents 1 and 2 in a single or in two separate administration forms.
- the combinations of zonisamides, mexiletines, NS 7, crobenetine, (2R) -N-allyloxyethyl-1, 2,3,4,5,6-hexahydro-6,11, 11-trimethyl-2,6- which are particularly important according to the invention methano-3-benzazocin-10-ol hydrochloride or (2R, 2 "S) -N- (2-allyloxypropyl) -1, 2, 3,4,5,6-hexahydro-6, 11,11 - trimethyl-2,6-methano-3-benzazocin-10-ol hydrochloride as component 1 with magnesium sulfate, magnesium chloride or magnesium acetate as component 2, the two components are optionally available in one or two separate dosage forms.
- kits separate dosage forms of the two components 1_ and 2 are described in detail in sections D.2 and D.3 of the present invention, possible dosage forms which contain both components 1 and 2 in a single formulation are exemplified in section D.4.
- kits separate dosage forms of the two components 1_ and 2 are described in detail in sections D.2 and D.3 of the present invention, possible dosage forms which contain both components 1 and 2 in a single formulation are exemplified in section D.4.
- the application of the combination of 1 and 2 according to the invention in the context of the abovementioned use and in the context of the abovementioned method can be achieved by simultaneous administration of the combination of I and 2 or, in the presence of 1 and 2, in different administration forms by simultaneous or sequential administration of the components 1 and 2 take place.
- sequential is to be understood as any application of components 1 or 2 that does not take place simultaneously.
- Simultaneous application is understood to mean in particular the type of application in which at least one of components 1 and 2 is administered, for example by means of an infusion, over a longer period of time and the other component is also used during this application interval.
- both components 1, 2 and administered by infusion over an extended period so the same meaning as defined in voriiegenden invention is that the infusion intervals overlap at least momentarily.
- components 1 and 2 are preferably administered simultaneously or at least at short intervals, ie for example within one hour.
- Treatment with the pharmaceutical combinations according to the invention is particularly effective here if it takes place within a very short time after the onset of the stroke.
- the therapy is particularly preferably started at the latest within about 6 hours, particularly preferably within 4 hours, further preferably within 3 hours after the onset of the stroke.
- component 1 In the context of the present invention, the compounds 1 can be administered orally, transdermally, by inhalation or parenterally.
- the compounds are present as active constituents in customary dosage forms, for example in compositions which essentially consist of an inert pharmaceutical carrier and an effective dose of the active ingredient, such as tablets, dragees, capsules, wafers, powders, solutions, suspensions, emulsions , Syrups, suppositories, transdermal systems etc.
- An effective dose of the compounds 1, in particular of the compounds of the formulas 1a_ and 1b, for oral administration is between 1 and 1000, preferably between 1 and 500, particularly preferably between 5-300 mg / dose , with intravenous, subcutaneous or intramuscular use between 0.001 and 100, preferably between 0.1 and 70 mg per dose.
- component 1 according to the invention is in particular possible to use component 1 according to the invention as an infusion solution, preferably in a physiological saline solution or nutrient salt solution.
- an infusion for example 10-100 mg / h, preferably 20-60 mg / h of the compound I can be used.
- the latter application form is of outstanding importance according to the invention.
- crobenetine When applying compound 1 crobenetine, which is particularly preferred according to the invention, intravenous administration as an infusion is particularly preferred. In this case, preferably between 10 and 60 mg (based on the free base crobenetine) are used per dose. It is possible to use Crobenetine as
- crobenetine as component I can initially be in a dose of 20-70 mg, preferably 30 to 60 mg, particularly preferably 50 mg a period of about 30 minutes to 2 hours, preferably over 45 to 90 minutes, particularly preferably over an hour.
- This first application of component 1 crobenetine can then be followed by further applications in doses of, for example, 5 to 50 mg, preferably 10 to 40 mg, particularly preferably 20 to 30 mg over a period of 2 to 8 hours, preferably 3 to 7 hours, particularly preferably Connect for 4 to 6 hours.
- this second application of component 1 crobenetine can be followed by others.
- formulations which can be administered parenterally are described below, which can be used in particular in the compounds of the formulas 1a and IJb which are particularly preferably used according to the invention as sodium channel blockers.
- formulations comprise at least one compound of the formula 1a or 1b or one of its pharmaceutically acceptable salts and a cyclodextrin derivative, in particular gamma-cyclodextrin ( ⁇ -CD), hydroxypropyl-gamma-cyclodextrin (HP- ⁇ -CD), hydroxypropyl-beta cyclodextrin (HP-ß-CD) or sulfobutyl ether-beta-cyclodextrin (SBE-ß-CD).
- a cyclodextrin derivative is hydroxypropyl- ⁇ -cyclodextrin.
- Hydroxypropyl- ⁇ -cyclodextrin with a molar degree of substitution of 0.5 to 0.7 is commercially available, for example, from Wacker-Chemie GmbH, D-Burghausen, under the name “CAVASOL® W8 HP Pharma”. “CAVASOL® W8 HP Pharma "is particularly preferred for these pharmaceutical compositions.
- the pharmaceutical compositions according to the invention intended for parenteral use may contain hydroxy acids such as malic acid, lactic acid, tartaric acid or citric acid.
- auxiliaries and carriers such as the isotonants glucose, mannitol or sodium chloride or sodium acetate or sodium acetate trihydrate as a buffer in combination with acetic acid or a citric acid / phosphate buffer consisting of e.g. from citric acid and disodium hydrogen phosphate or
- Disodium hydrogen phosphate dihydrate Water is usually used as the solvent for injections.
- the molar ratio of the compound of formula 1a or 1b to cyclodextrin in these formulations is, for example, between 1: 1 and 1: 5.
- a molar ratio of 1: 2.5 to 1: 3.5 is preferred.
- this molar ratio according to the invention is preferably between 1: 0.5 and 1: 3; a molar ratio of 1: 0.5 to 1: 1.5 is particularly preferred.
- These formulations are particularly preferably used when crobenetine is applied as component 2.
- formulations for parenteral administration according to the invention are of equal importance which, in addition to a compound of the formula 1a or 1b or one their pharmaceutically acceptable salts containing mannitol as an adjuvant.
- the amount of mannitol is preferably chosen so that an isotonic solution is obtained.
- these pharmaceutical compositions also contain other customary auxiliaries and excipients such as, for example, an acetic acid / acetate buffer consisting of acetic acid and sodium acetate or sodium acetate trihydrate or a citric acid / phosphate buffer consisting eg of citric acid and disodium hydrogen phosphate or disodium hydrogen phosphate dihydrate.
- the amount of the buffer components is usually chosen so that a certain pH value and a certain buffer capacity is achieved. Water is usually used as the solvent for injections.
- the pharmaceutical composition preferably contains an acetic acid / acetate buffer.
- a 0.005 to 0.05 molar, preferably a 0.005 to 0.02 molar acetic acid / acetate buffer with a pH of 3.8 to 5 is particularly preferred, a 0.01 molar acetic acid / acetate is very particularly preferred.
- formulations are particularly preferably used when crobenetine is applied as component 1.
- Formulation example 3 Crobenetine hydrochloride 767 mg HPßCD 7500 mg mannitol 12500 mg acetic acid 99% 125.25 mg sodium acetate trihydrate 56.5 mg water for injections ad 250 ml
- Formulation example 4 Crobenetine hydrochloride 767 mg SBEßCD 5000 mg mannitol 12500 mg acetic acid 99% 125.25 mg
- Formulation example 6 Crobenetine hydrochloride 767 mg ⁇ CD 2500 mg
- Formulation example 8 infusion solution (acetate buffer pH 4.5)
- Formulation example 9 solution for infusion (acetate buffer pH 4)
- Formulation example 10 (solution for infusion (acetate buffer pH 4))
- the amount of the active ingredient administered can be controlled by administering a certain volume of one of the solutions described above.
- the daily application of 100 ml of a solution according to Example 1 corresponds to a dose of 280 mg of crobenetine per day.
- the magnesium salt 2 used in the combination according to the invention can be administered orally or parenterally in the context of the present invention, the parenteral application being of particular importance.
- Parenteral administration can be carried out in particular by intravenous, intraarterial, intramuscular, intra- or subcutaneous injection.
- Typical formulations are the magnesium salt-containing aqueous infusion solutions or injection solutions, which may be the usual ones
- Stabilizers, solubilizers and preservatives may contain other ingredients.
- a total of between 30 to 120 mmol, preferably about 50 to 100 mmol, particularly preferably about 70 to 90 mmol of magnesium are administered per dose.
- the application takes place, for example, in the form of an infusion which is applied over a period of about 6 to 48 hours, preferably about 12 to 36 hours, particularly preferably about 18 to 30 hours.
- the respective dose per time interval can be designed variably within this period.
- between about 5 and 25 mmol, preferably between about 10 and 20 mmol, of magnesium can be applied in a first interval over a period of about 5 minutes to 1 hour, preferably over a period of about 10 to 30 minutes, and subsequently in a second interval between, for example, 25 and 100 mmol, preferably between about 40 and 80 mmol, particularly preferably between about 50 and 70 mmol of magnesium over a period of about 5 to 48 hours, preferably about 12 to 36 hours, particularly preferably about 20 to 28 hours ,
- the dosage and duration of application may deviate from the above-mentioned values used for orientation.
- component 2 can also be administered by means of one or more injections.
- the information relates to magnesium sulfate in the anhydrous form.
- Formulation example 5 solution for infusion (acetate buffer pH 4)
- Formulation example 8 (solution for infusion (acetate buffer pH 4.5)) Crobenetine hydrochloride 274 mg
- the information relates to magnesium sulfate in the anhydrous form.
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Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002491217A CA2491217A1 (en) | 2002-07-04 | 2003-06-25 | New drug combinations based on sodium channel blockers and magnesium salts |
| JP2004518563A JP2005532376A (ja) | 2002-07-04 | 2003-06-25 | ナトリウムチャンネルブロッカー及びマグネシウム塩をベースとする新規薬物組み合わせ |
| EP03762507A EP1521579A1 (de) | 2002-07-04 | 2003-06-25 | Neue arzneimittelkombinationen auf der basis von natriumkanalblockern und magnesiumsalzen |
| AU2003246582A AU2003246582A1 (en) | 2002-07-04 | 2003-06-25 | Novel medicament combinations based on sodium channel blockers and magnesium salts |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10230027A DE10230027A1 (de) | 2002-07-04 | 2002-07-04 | Neue Arzneimittelkombinationen auf der Basis von Natriumkanalblockern und Magnesiumsalzen |
| DE10230027.5 | 2002-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2004004723A1 true WO2004004723A1 (de) | 2004-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2003/006665 Ceased WO2004004723A1 (de) | 2002-07-04 | 2003-06-25 | Neue arzneimittelkombinationen auf der basis von natriumkanalblockern und magnesiumsalzen |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1521579A1 (de) |
| JP (1) | JP2005532376A (de) |
| AU (1) | AU2003246582A1 (de) |
| CA (1) | CA2491217A1 (de) |
| DE (1) | DE10230027A1 (de) |
| WO (1) | WO2004004723A1 (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2384198A4 (de) * | 2008-12-30 | 2012-08-08 | Endogenx Inc | Pharmazeutische zusammensetzungen und verfahren zur behandlung von neurologischen insulten |
| US8372431B2 (en) | 2007-10-26 | 2013-02-12 | Bial-Portela & C.A., S.A. | Pharmaceutical composition comprising licarbazepine acetate |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0100037A2 (de) * | 1982-07-29 | 1984-02-08 | Merckle GmbH | Arzneimittel zur Behandlung von Schlafstörungen |
| WO1998032432A1 (en) * | 1997-01-24 | 1998-07-30 | Celgene Corporation | Methods for treating central and peripheral nerve pain |
-
2002
- 2002-07-04 DE DE10230027A patent/DE10230027A1/de not_active Withdrawn
-
2003
- 2003-06-25 AU AU2003246582A patent/AU2003246582A1/en not_active Abandoned
- 2003-06-25 JP JP2004518563A patent/JP2005532376A/ja active Pending
- 2003-06-25 CA CA002491217A patent/CA2491217A1/en not_active Abandoned
- 2003-06-25 EP EP03762507A patent/EP1521579A1/de not_active Withdrawn
- 2003-06-25 WO PCT/EP2003/006665 patent/WO2004004723A1/de not_active Ceased
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0100037A2 (de) * | 1982-07-29 | 1984-02-08 | Merckle GmbH | Arzneimittel zur Behandlung von Schlafstörungen |
| WO1998032432A1 (en) * | 1997-01-24 | 1998-07-30 | Celgene Corporation | Methods for treating central and peripheral nerve pain |
Non-Patent Citations (4)
| Title |
|---|
| CARTER A J ET AL: "POTENT BLOCKADE OF SODIUM CHANNELS AND PROTECTION OF BRAIN TISSUE FROM ISCHEMIA BY BIII 890 CL", PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF USA, NATIONAL ACADEMY OF SCIENCE. WASHINGTON, US, vol. 97, no. 9, 25 April 2000 (2000-04-25), pages 4944 - 4949, XP001164124, ISSN: 0027-8424 * |
| MAYNARD KENNETH I ET AL: "Magnesium plus mexiletine inhibit energy usage and protect retinas against ischemia", NEUROREPORT, vol. 9, no. 18, 21 December 1998 (1998-12-21), pages 4141 - 4144, XP009020445, ISSN: 0959-4965 * |
| SAREEN D: "Neuroprotective agents in acute ischemic stroke.", THE JOURNAL OF THE ASSOCIATION OF PHYSICIANS OF INDIA. INDIA FEB 2002, vol. 50, February 2002 (2002-02-01), pages 250 - 258, XP009020434, ISSN: 0004-5772 * |
| YANG YI ET AL: "Survival and histological evaluation of therapeutic window of post-ischemia treatment with magnesium sulfate in embolic stroke model of rat", NEUROSCIENCE LETTERS, vol. 285, no. 2, 12 May 2000 (2000-05-12), pages 119 - 122, XP002260450, ISSN: 0304-3940 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8372431B2 (en) | 2007-10-26 | 2013-02-12 | Bial-Portela & C.A., S.A. | Pharmaceutical composition comprising licarbazepine acetate |
| US9566244B2 (en) | 2007-10-26 | 2017-02-14 | Bial-Portele & Ca, S.A. | Pharmaceutical composition comprising licarbazepine acetate |
| US10912781B2 (en) | 2007-10-26 | 2021-02-09 | Bial-Portela & C.A., S.A. | Pharmaceutical composition comprising licarbazepine acetate |
| EP2384198A4 (de) * | 2008-12-30 | 2012-08-08 | Endogenx Inc | Pharmazeutische zusammensetzungen und verfahren zur behandlung von neurologischen insulten |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1521579A1 (de) | 2005-04-13 |
| JP2005532376A (ja) | 2005-10-27 |
| CA2491217A1 (en) | 2004-01-15 |
| DE10230027A1 (de) | 2004-01-22 |
| AU2003246582A1 (en) | 2004-01-23 |
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