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32 results about "Anti psychotic" patented technology

The first major group of anti-psychotic medications medical professionals use when treating psychosis are typical anti-psychotics. Drugs in this group include thioxanthenes, phenothiazines, and butyrophenones. These medications have been around for more than 50 years, are sometimes used for treating disorders such as schizophrenia.

Pharmaceutical compositions comprising benzyl alcohol

The present invention relates to a pharmaceutical composition comprising benzyl alcohol and polyoxyethylene derivatives of sorbitan esters of carboxylic acids that are useful for the delivery of anti-psychotic drugs.
Owner:ALKERMES PHARMA IRELAND LTD

Process for the preparation of anti-psychotic 3-[2-[-4-(6-fluoro-1,2-benziosoxazol-3-yl)-1-piperidinyl] ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one

InactiveUS6897308B1Inexpensive and economicalHigh purityNervous disorderOrganic chemistryHydrogenMetal catalyst
A process for the preparation of 3-substituted ethyl-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2,-a]pyrimidin-4-one of the formula IIB: where X may be halo, acyloxy, or sulfonyloxy such as tosyloxy or mesyloxy, an intermediate in the synthesis of the anti-psychotic risperidone. The process comprises hydrogenation of 3-substituted ethyl-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one in aqueous inorganic acid medium at atmospheric to 60 psi at 0-100° C. in the presence of a metal catalyst and the product is isolated. A process for the preparation of risperidone of the formula I: comprising condensation of 3-substituted ethyl-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2,-a]pyrimidin-4-one with 6-fluoro-3-(4-piperidinyl)-1,2-benzisoxazole in water in the presence of an inorganic base at 25-100° C. and the product is isolated.
Owner:RPG LIFE SCIENCES

Method for inducing a psychotic state in an animal and a high throughput assay method for identifying a candidate agent having anti-psychotic properties

A high throughput neurophysiological assay for identifying anti-psychotic compounds is disclosed. In particular, a high throughput neurophysiological assay using information obtained from injecting a neural activity blocker, such as tetrodotoxin (TTX), into one hippocampus persistently coactivated pyramidal cells in the uninjected hippocampus that initially discharged independently. In accord with the definition of cognitive disorganization, pyramidal cell firing rates only changed for 15 min and did not accompany the coactivation. The disclosed assay uses the TTX-induced coactivity of hippocampal pyramidal cell discharge to identify compounds that may prevent or attenuate the changes in the hippocampal pyramidal cell discharge observed when a neural activity blocker is administered. The assays of the invention are useful for high throughput screening of targets in the discovery of drugs that have anti-psychotic properties. Also disclosed is a method of inducing and measuring neural activity normally associated with a psychotic state.
Owner:THE RES FOUND OF STATE UNIV OF NEW YORK
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