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Key Pharmaceuticals, Inc. Patents
Assignee:
Key Pharmaceuticals, Inc.
Address:
Kenilworth, NJ
No. of patents:
53
Patents:


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Patent Number Title Of Patent Date Issued
5186938 Adhesive transdermal dosage layer February 16, 1993
An adhesive bilayer transdermal dosage system capable of sustained release of a pharmaceutically active drug to the skin of a human patient having a first component layer which is a pharmaceutically active drug-containing essentially planar sheet of an at least partially cross-linked acr
4983396 Percutaneous penetration enhancer of oleic acid and 2-ethyl-1,3-hexanediol January 8, 1991
Pharmaceutical preparations comprised of a pharmaceutically active ingredient and a carrier which comprises a percutaneous penetration enhancer comprised of 2-ethyl-1, 3-hexanediol alone or in combination with oleic acid is disclosed. The 2-ethyl-1, 3-hexanediol may be present in an
4885174 Percutaneous penetration enhancer of oleic acid and 2-ethyl-1,3-hexanediol December 5, 1989
Pharmaceutical preparations comprised of a pharmaceutically active ingredient and a carrier which comprises a percutaneous penetration enhancer comprised of 2-ethyl-1, 3-hexanediol alone or in combination with oleic acid is disclosed. The 2-ethyl-1, 3-hexanediol may be present in an
4863743 Controlled release potassium chloride September 5, 1989
A controlled release potassium chloride tablet is disclosed which is comprised of potassium chloride crystals having a mesh size of about 30 to about 50 mesh which are coated with a coating material comprised of ethylcellulose and hydroxypropylcellulose. The coated crystals form micro
4859707 Sulfur-substituted phenylacetamides August 22, 1989
This invention relates to sulfur-substituted phenylacetamides of the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 may be the same or different and are H or CH.sub.3 ; R.sub.4 is SR.sub.5, ##STR2## R.sub.5 and R.sub.6 may be the same or different and are lower alkyl
4764381 Percutaneous penetration enhancer of oleic acid and 2-ethyl-1, 3-hexanediol August 16, 1988
Pharmaceutical preparations comprised of a pharmaceutically active ingredient and a carrier which comprises a percutaneous penetration enhancer comprised of 2-ethyl-1, 3-hexanediol alone or in combination with oleic acid is disclosed. The 2-ethyl-1, 3-hexanediol may be present in an
4722726 Method and apparatus for iontophoretic drug delivery February 2, 1988
A device for iontophoretic delivery of active ingredient to a patient, that includes an electrode, a first cavity for holding a solution of at least partially active ingredient in ionizing form to be delivered to a patient, a member for maintaining a solution in the first cavity while al
4708867 Minipellets November 24, 1987
A minipellet dosage form of prednisone or prednisolone, resistant to attack by saliva but readily dissolvable in gastric juice, which comprises a mixture of prednisone or prednisolone and polyvinylpyrrolidone coated onto a nonpareil seed, and further coated with a layer of dimethylaminoe
4689213 Method and composition for treating bronchospastic airway diseases August 25, 1987
Bronchospastic diseases characterized by airway hyperreactivity are treated by administration of the calcium channel blocker gallopamil. Unlike other calcium channel blockers, the effective dose of gallopamil is small enough that undesirable side effects are not present.
4679555 Method and apparatus for intrapulmonary delivery of heparin July 14, 1987
An apparatus comprised of a canister having a valved opening thereon and containing, under pressure, heparin and a low boiling point propellant is disclosed. The valved opening can be activated to release a metered dose of aerosolized heparin to a patient or preferably to an inhalation d
4639455 Means of aiding in the prevention of sudden infant death syndrome January 27, 1987
A means of aiding in the prevention of Sudden Infant Death Syndrome (SIDS) is disclosed. The means comprises administering a pharmaceutically effective amount of the drug 6-methylene-6-desoxy-N-cylopryplymethyl-14-hydroxydihydronormorphone to an infant determined to be susceptible to
4634587 Sustained release quinidine dosage form January 6, 1987
A sustained release quindine dosage form is made from a plurality of pellets. Each pellet includes a quinidine-containing coating over a nonpareil seed, with a further coating of about 5 to about 15% by weight of a mixture of about 1.5 to about 9 parts by weight ethylcellulose to abo
4594356 Method for inducing mydriasis in animals June 10, 1986
A method of inducing short-term pupil diameter enlargement and reducing intraocular pressure in animals without significant systemic effects is disclosed. There is provided a site-specific chemical delivery method for topically applying to the eye of an animal, an effective ophthalmo
4587118 Dry sustained release theophylline oral formulation May 6, 1986
A dry sustained release oral dosage formulation of theophylline and a method of orally administering theophylline is disclosed. The oral formulation is comprised of a capsule which includes upper and lower parts which are connectible and easily separable from each other, and a plural
4585452 Transdermal systemic dosage forms April 29, 1986
Sustained release dosage forms that provide transdermal delivery of drugs utilizing the skin as the rate controlling membrane for the drugs. Methods for producing the dosage forms are also disclosed. The dosage forms are laminates produced by heating a laminate to a glass transition temp
4579731 Polymeric diffusion burn matrix and method of use April 1, 1986
A protective skin matrix is provided which is particularly suited for the protection of burned or wounded patients. The matrix may be either cured, applied in sheets, or painted or sprayed directly onto the burned or wounded patient. The protective skin matrix includes polyvinylpyrrolido
4567185 Endorphin blockage January 28, 1986
A method of permitting restful sleep at high altitudes is disclosed involving administration to a patient susceptible to Cheyne-Stokes respiration of a pharmaceutically acceptable amount of an endorphin-blocking compound capable of blocking the action of endogenous endorphins, whereb
4562206 Orally effective inotropic compounds December 31, 1985
A method for increasing cardiac contractility in a warm-blooded animal suffering from acutely depressed cardiac contractility which comprises administering to said animal an effective amount of a compound of the formula ##STR1## wherein R is hydrogen or isobutyrate, or a pharmace
4556678 Sustained release propranolol tablet December 3, 1985
A method of providing a patient suffering from cardiac arrhythmia with a sustained dosage of propranolol over a prolonged period of time comprises orally administering to the patient a tablet consisting essentially of a therapeutically effective amount of propranolol to provide a sustain
4555399 Aspirin tablet November 26, 1985
A tablet, which readily disintegrates in gastric fluid to give aspirin crystals coated with a polymeric film preventing the aspirin crystals from contacting the stomach wall but not preventing access of gastric fluid to the aspirin contained within the polymer film, which consists of a
4542013 Trinitroglycerol sustained release vehicles and preparation therefrom September 17, 1985
A trinitroglycerol-containing substantially disaccharide-free polymeric diffusion matrix is provided for the transdermal systemic delivery of trinitroglycerol through the skin of a patient. The polymeric diffusion matrix contains sufficient trinitroglycerol to be released over a prol
4535157 Process for making 6-desoxy-6-methylenenaloxone and 6-desoxy-6-methylenenaltrexone August 13, 1985
An improved Wittig reaction for making 6-desoxy-6-methylenenaloxone and 6-desoxy-6-methylenenaltrexone from naloxone and naltrexone utilizing an alkoxide base in an ethereal solvent.
4511570 Senile dementia treatment April 16, 1985
A method is provided for orally treating a patient suffering from senile dementia which comprises the periodic oral delivery of a pharmaceutically effective amount of 6-methylene-6-desoxy-N-cyclopropylmethyl-14-hydroxydihydronormorphone to said patient, whereby the patient tends to r
4508702 Sustained release aspirin April 2, 1985
A sustained release aspirin dosage form permits the continuous delivery of aspirin into the gastrointestinal tract for a period of at least eight hours. The sustained release aspirin dosage form comprises a plurality of polymerically coated aspirin crystals each of which comprises an asp
4496570 4,5.alpha.Epoxymorphinan -6-spiro-2'-(4'-carboxy,1',3'-thiazolidine)derivatives January 29, 1985
Compounds the structural formula ##STR1## or their pharmaceutically acceptable salts, wherein X is H or CH.sub.3, Z is NH.sub.2 or OR.sub.6, R.sub.1 is a C.sub.1-8 alkyl, C.sub.3-6 -cycloalkylmethyl, or phenyl-C.sub.1-2 alkyl group,R.sub.2 is hydrogen, hydroxy, chloro or fluoro,R.sub
4492685 Protective skin matrix January 8, 1985
A protective skin matrix is provided which is particularly suited for the protection of burned or wounded patients. The matrix may be either cured, applied in sheets, or painted or sprayed directly onto the burned or wounded patient. The protective skin matrix includes polyvinylpyrrolido
4484577 Drug delivery method and inhalation device therefor November 27, 1984
A method and an apparatus for administering a drug through a breathing passage for absorption on the mucous tissue of a patient includes introducing an aerosol of the drug into an expanded bag and bidirectional channel for communicating the drug with the breathing passage of the pati
4483860 Hyperkinetic child treatment agent November 20, 1984
A method of orally treating a child having a tendency to be overactive to the extent of requiring an external control which comprises orally administering to said child a pharmaceutically effective amount of (-)-17-(cyclopropylmethyl)-4,5-alpha-epoxy-3,14-dihydroxymorpinan-6-one to s
4483854 Systemic treatment of psoriasis using certain salicylates November 20, 1984
Psoriasis is systemically treated by the administration of a salicylate which is capable of inhibiting the endogenous lipoxygenase present in psoriatic plaque fluid without the inhibition of the cyclooxygenase enzyme.
4482533 Polymeric diffusion matrix containing propranolol November 13, 1984
A self-supporting polymeric diffusion matrix provides for the sustained release of propranolol in order to deliver said propranolol to a patient. The matrix comprises from about 1 to about 60% by weight of a polar plasticizer, from about 5 to about 20% by weight polyvinylalcohol having a
4472372 Polymeric diffusion matrix containing chlorpheniramine maleate September 18, 1984
There is disclosed a polymeric diffusion matrix for the sustained release of chlorpheniramine maleate by transdermal delivery to a patient wherein the matrix comprises a polar plasticizer, polyvinylalcohol, polyvinylpyrrolidone, and a pharmaceutically effective amount of chlorphenira
4470962 Polymeric diffusion matrix September 11, 1984
A polymeric diffusion matrix is provided comprising from about 2 to about 60% glycerol, from about 2 to about 15% polyvinylalcohol, from about 2 to about 10% water soluble polymer with hydration sites which in combination with the remaining ingredients yields a matrix capable of sustaine
4466953 Polymeric diffusion matrix August 21, 1984
A polymeric diffusion matrix is provided comprising from about 2 to about 60% glycerol, from about 2 to about 15% polyvinylalcohol, from about 2 to about 10% water soluble polymer with hydration sites which in combination with the remaining ingredients yields a matrix capable of sustaine
4460562 Polymeric diffusion matrix containing propranolol July 17, 1984
A self-supporting polymeric diffusion matrix provides for the sustained release of propranolol in order to deliver the propranolol to a patient. The matrix comprises from about 1 to about 60% of a polar plasticizer, from about 6 to about 30% by weight polyvinylalcohol, from about 2 to
4456587 Pheromone delivery system June 26, 1984
This invention provides an aqueous mixture capable of being sprayed onto the leaves of plants and being cured in situ on the leaves. The thus cured mixture comprises polyvinylalcohol and polyvinylpyrrolidone. The cured mixture is capable of the sustained release of an active ingredient
4454142 Hyperkinetic child treatment agent June 12, 1984
Provided is a method of orally treating a child having a tendency to be overactive to the extent of requiring an external control which comprises orally administering to said child a pharmaceutically effective amount of 6-methylene-6-desoxy-N-cyclopropylmethyl-14-hydroxydihydronormorphon
4442941 Anti-spilling drug capsule April 17, 1984
A capsule for housing pellets is disclosed having two members, the first with a raised portion and the second with a connecting groove and an annular groove for interconnection with the raised portion to secure the two members together.
4438139 Polymeric diffusion matrix containing estrogens March 20, 1984
A polymeric diffusion matrix for the sustained release, intravaginal administration of an estrogen is provided. The matrix consists of polyvinylalcohol, polyvinylpyrrolidone and a polar plasticizer.
4432965 Quinidine sustained release dosage formulation February 21, 1984
A sustained release oral dosage form is provided comprising a tablet core containing a pharmaceutically effective amount of quinidine. The tablet core is coated with a sustained release polymeric coating which contains about 5 to about 20 percent by weight polyethylene glycol component h
4428926 Sustained release propranolol system January 31, 1984
Propranolol is delivered orally in a sustained release dosage form. The dosage form is for oral administration and comprises a core containing the drug and a coating of an expandable lattice, said expandable lattice permitting the passage of water therethrough but which under conditions
4428925 Sustained release glycerol trinitrate January 31, 1984
Glycerol trinitrate is delivered orally in a sustained release dosage form. The dosage form is for oral administration and comprises a core containing the drug and a coating of an expandable lattice, said expandable lattice permitting the passage of water therethrough but which under con
4425336 3,4-Dih ydroxy-N-[3-(4-dihydroxyphenyl)-1-methyl-n-propyl]-beta-phenethylamine cyclodextrin c January 10, 1984
Cardiac contractility agents are provided which are 3,4-dihydroxy-N-[3-(4-hydroxyphenyl)-1-methyl-n-propyl]-beta-phenethylamin e cyclodextrin complexes.
4424209 3,4-Di -isobutyryloxy-N-[3-(4-isobutyryloxyphenyl)-1-methyl-n-propyl]-beta-phene thylamine cyc January 3, 1984
Cardiac contractility agents are provided which are 3,4-di-isobutyryloxy-N-[3-(4-isobutyryloxyphenyl)-1-methyl-n-propyl]-beta- phenethylamine, preferably orally deliverable forms which are cyclodextrin complexes.
4321252 Polymeric diffusion matrix containing ester derivatives of estradiol March 23, 1982
There is disclosed a polymeric diffusion matrix for the sustained release of an estradiol ester by delivery to a patient requiring uterine wall maintenance or other types of estrogen therapy wherein the matrix comprises a polar plasticizer, polyvinylalcohol, polyvinylpyrrolidone, and
4297995 Bandage containing attachment post November 3, 1981
A bandage is disclosed comprising a lower portion and a matrix. The lower portion has an upper surface, a base plate on the upper surface, and a post extending from the surface of the base plate. The matrix is attached to the lower portion by means of a hole extending through the matrix
4294820 Polymeric diffusion matrix containing phenylephrine October 13, 1981
There is disclosed a polymeric diffusion matrix for the sustained release of phenylephrine by transdermal delivery to a patient wherein the matrix comprises a polar plasticizer, polyvinylalcohol, polyvinylpyrrolidone, and a pharmaceutically effective amount of phenylephrine.
4292303 Polymeric diffusion matrix containing clonidine September 29, 1981
There is disclosed a polymeric diffusion matrix for the sustained release of clonidine by transdermal delivery to a patient wherein the matrix comprises a polar plasticizer, polyvinylalcohol, polyvinylpyrrolidone, and a pharmaceutically effective amount of clonidine.
4292302 Polymeric diffusion matrix containing terbutaline September 29, 1981
There is disclosed a polymeric diffusion matrix for the sustained release of terbutaline by transdermal delivery to a patient wherein the matrix comprises a polar plasticizer, polyvinylalcohol, polyvinylpyrrolidone, and a pharmaceutically effective amount of terbutaline.
4292301 Polymeric diffusion matrix containing ephedrine September 29, 1981
There is disclosed a polymeric diffusion matrix for the sustained release of ephedrine by transdermal delivery to a patient wherein the matrix comprises a polar plasticizer, polyvinylalcohol, polyvinylpyrrolidone, and a pharamaceutically effective amount of ephedrine.
4291015 Polymeric diffusion matrix containing a vasodilator September 22, 1981
A polymeric diffusion matrix containing a vasodilator is provided comprising from about 2 to about 60% of a polar plasticizer, e.g., glycerol, from about 2 to about 15% of a matrix component, e.g., polyvinylalcohol, from about 2 to about 10% of a water-soluble polymer with hydration
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