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31 results about "Oxybutynine" patented technology

Multi-tablet oxybutynin system for treating incontinence

The present invention provides a simple multi-tablet system for the treatment of urinary incontinence with oxybutynin. Particular embodiments of the invention provide a first tablet that releases oxybutynin over a short period of time, e.g. less than six hours, and a second tablet that releases oxybutynin over an extended period of time, e.g., eighteen to twenty-four hours, to maintain therapeutically effective levels oxybutynin in the mammal for a period of about twenty four hours. Unlike other systems, this system is easily adaptable to compensate for patient to patient variability in response to oxybutynin therapy. The invention also provides a method of treating urinary incontinence with the above system and a kit comprising various first and second tablets to rapidly develop a patient's preferred dosing regimen, i.e., the dosing regimen which provides the greatest therapeutic benefit and / or least amount or severity of side effects.
Owner:OSMOTICA CORP

Transdermal compositions for anticholinergic agents

InactiveUS20100216880A1Avoiding undesirable peak in drug concentrationReduce morbidityAntibacterial agentsBiocideOxybutyninLong chain fatty acid
The present invention relates generally to compositions or formulations for transdermal or transmucosal administration of anticholinergic agents such as oxybutynin. The invention utilizes a novel delivery vehicle and is a substantially malodorous-free and irritation free transdermal formulation which is substantially free of long chain fatty alcohols, long-chain fatty acids, and long-chain fatty esters. A method is disclosed for treating a subject for urinary incontinence with these formulations while reducing the incidences of peak concentrations of drug and undesirable side effects associated with oral anticholinergics.
Owner:ANTARES PHARMA IPL

Pharmaceutical combinations

Pharmaceutical combinations comprising a beta-3 adrenergic receptor agonist and a muscarinic receptor antagonist, and methods for their use are disclosed. Disclosed combinations include solabegron and oxybutynin. Methods of using the pharmaceutical combinations for the treatment of one or more symptoms associated with overactive bladder, for example, frequency of urgency, nocturia, and urinary incontinence, are also disclosed.
Owner:B3AR THERAPEUTICS INC

Compositions and methods for transdermal oxybutynin therapy

The present invention provides compositions and methods for administering oxybutynin while minimizing the incidence and or severity of adverse drug experiences associated with oxybutynin therapy. In one aspect, these compositions and methods provide a lower plasma concentration of oxybutynin metabolites, such as N-desethyloxybutynin, which is presumed to be contributing at least in part to some of the adverse drug experiences, while maintaining sufficient oxybutynin plasma concentration to benefit a subject with oxybutynin therapy. The invention also provides isomers of oxybutynin and its metabolites that meet these characteristics of minimized incidence and / or severity of adverse drug experiences, and maintenance of beneficial and effective therapy for overactive bladder. In some aspects, the composition may be presented in the form of an unoccluded or free form topically administered gel.
Owner:WATSON LAB INC

Oxybutynin transdermal gel and preparation method thereof

The invention relates to a transdermal gel of oxybutynin or a pharmaceutically acceptable salt thereof used for treating overactive bladder with the symptoms of frequent urination, urgent urination and urinary incontinence, and a preparation method of the transdermal gel. The transdermal gel comprises oxybutynin or the pharmaceutically acceptable salt thereof, a gel matrix hydroxypropyl methylcellulose, a pH value regulator, a humectants and a solvent of anhydrous ethyl alcohol and water.
Owner:CHONGQING PHARMA RES INST

Oxybutynin hydrochloride sustained-release capsule and preparation method thereof

The invention discloses an oxybutynin hydrochloride sustained-release capsule and a preparation method thereof. The oxybutynin hydrochloride sustained-release capsule is prepared from, by weight, 6.8% of oxybutynin hydrochloride, 86.8% of sugared pills, 1.3% of hydroxypropyl methylcellulose, 0.3% of 35% dimethicone emulsion, 3.7% of aqueous ethylcellulose dispersion, 0.8% of sebacic acid dibutyl ester and 0.3% of talcum powder. By means of the oxybutynin hydrochloride sustained-release capsule, effective blood concentration can be kept in vivo, no peak valley phenomenon is caused, side effects caused when the blood concentration is too high are relatively reduced, and meanwhile the non-treatment effect caused when the blood concentration is too low is reduced; the number of medicine taking times in each day is decreased, and the medicine taking compliance of patients is improved.
Owner:上海爱的发制药有限公司

Treating smooth muscle hyperactivity with (R)-oxybutynin and (R)-desethyloxybutynin

The optically pure R(-)-isomer of oxybutynin and the optically pure R(-)-isomer of desethyl-oxybutynin, which are substantially free of the corresponding S(+)-isomers, are potent anticholinergic spasmolytics, useful for relief of symptoms associated with urinary bladder smooth muscle hyperactivity, such as Urinary Incontinence and gastrointestinal smooth muscle hyperactivity, such as Irritable Bowel Syndrome. Methods are disclosed utilizing the optically pure R(-)-isomers of oxybutynin and desethyloxybutynin for treating cholinergically mediated smooth muscle hyperactivity while minimizing the side effects associated with administration of racemic oxybutynin or racemic desethyloxybutynin.
Owner:WATSON PHARMA INC

Oxybutynin transdermal plaster and preparation method thereof

The invention relates to the technical field of pharmaceutical preparations, and discloses an oxybutynin transdermal plaster and a preparation method thereof. The oxybutynin transdermal plaster comprises a backing layer and an ointment-containing body, wherein the ointment-containing body comprises the following raw materials in percentage by mass: 3-5% of oxybutynin and / or pharmaceutically acceptable salt thereof, 10-15% of sodium polyacrylate, 5-8% of pre-crosslinked pectin, 1-2% of hydroxypropyl methylcellulose, 0.5-1% of dihydroxyaluminium aminoacetate, 1.5-3.5% of pectinase @ ethyl cellulose / chitosan microcapsule, 10-15% of sorbitol, 1-2% of laurinol azone, 10-15% of ethanol and the balance water; and the pH value of the ointment-containing body is controlled to be 5.0-6.0 by a pH regulator. The oxybutynin transdermal plaster disclosed by the invention has relatively high air permeability, and can promote the release of oxybutynin by slowly releasing pectinase in the later period of application, thereby prolonging the drug effect duration and application time of the plaster.
Owner:杭州仁德药业股份有限公司

Preparation method of oxybutynin hydrochloride

The invention discloses a preparation method of oxybutynin hydrochloride (the chemical name of the oxybutynin hydrochloride is alpha-cyclohexyl-alpha-hydroxy-phenylacetic acid-4-diethylamino-2-butyne ester hydrochloride). Comprising the following steps: carrying out esterification reaction on alpha-cyclohexyl-alpha-hydroxyphenylacetic acid and 3-propargyl chloride in the presence of a proper solvent and a basic catalyst to generate an intermediate, namely alpha-cyclohexyl-alpha-hydroxyphenylacetic acid propargyl ester, and then carrying out Mannich reaction on the alpha-cyclohexyl-alpha-hydroxyphenylacetic acid propargyl ester, a 36% formaldehyde solution and diethylamine to generate oxybutynin, and finally salifying with hydrochloric acid to generate oxybutynin hydrochloride. The method has simple reaction routes, does not involve reactions under harsh chemical reaction conditions, does not involve a high-risk chemical reaction process, and is suitable for industrial production.
Owner:南京亿华药业有限公司

Oxybutynin transdermal therapeutic system muscarinic agonist combination

Pharmaceutical compositions and combinations containing a muscarinic receptor antagonist, such as oxybutynin in a transdermal therapeutic system, and a muscarinic receptor agonist, optionally with an acetyl cholinesterase inhibitor, and methods of using the same for treatment of hypocholinergic disorders of the central nervous system such as Alzheimer type dementia. The respective pharmaceutical compositions and combinations of the present invention allow for safe administration of high doses of muscarinic receptor agonist, and improved efficacy of the muscarinic receptor agonist for treatment of hypocholinergic disorders of the central nervous system. The pharmaceutical compositions and combinations also allow for a maximum supply of acetylcholine to the central nervous system, when an acetyl cholinesterase inhibitor is used in combination with a muscarinic receptor antagonist and a muscarinic receptor agonist.
Owner:CHASE PHARMA CORP

Oxybutynin nanosuspension, composition containing oxybutynin nanosuspension and preparation method of oxybutynin nanosuspension

The invention belongs to the field of pharmaceutical preparations, particularly relates to an oxybutynin nanosuspension, a composition containing the oxybutynin nanosuspension and a preparation method of the oxybutynin nanosuspension, and relates to the composition containing the oxybutynin nanosuspension. The oxybutynin nanosuspension is composed of oxybutynin, a stabilizer and a co-stabilizer, the preparation method is simple, and industrial production is facilitated. The composition containing the oxybutynin nanosuspension is oxybutynin nanosuspension freeze-dried powder, oxybutynin nanosuspension gel and oxybutynin nanosuspension hydrogel patch, the stability is better, and the administration is flexible and convenient. After the oxybutynin nanosuspension and the composition containing the oxybutynin nanosuspension are applied to the skin, the transdermal absorption of the oxybutynin can be remarkably improved, and a drug reservoir can be formed in the skin to slowly release drugs.
Owner:CHINA PHARM UNIV

Oxybutynin-xanomeline transdermal therapeutic system combinations

Transdermal therapeutic system and method of using the same for safely treating hypocholinergic disorders of the central nervous system such as Alzheimer type dementia. The transdermal therapeutic system comprises oxybutynin in combination with a cholinergic receptor agonist (CRA) such as xanomeline.
Owner:CHASE PHARMA CORP
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