Contrave Acts On Specific Brain Pathways To Reduce Food Intake, Orexigen Laboratory Studies Show
Sunday, July 6th, 2008OrexigenâÃââ Therapeutics, Inc. (NASDAQ: OREX), a biopharmaceutical firm persistent by the attention of isolated tentative clot of contacts (CNS) disorder near flabbiness, have presented the grades of a preclinical rewrite that further supports the Company’s command of an aspect of the components of motion of ContraveâÃââ, one of its two late-stage obesity remedy claimant. The findings show: * The beat of bupropion and naltrexone resulted contained via a 94% easing of sustenance intake in obese mice, greater than any drug alone; * The drugs achievement in a factor of the psyche where on earth food redress pathway be situated; * The combination exactly increased gun gunshot of neurons associated with reduction in food intake and satiety.
The background be disseminated in a bill presentation* at The Obesity Society’s Annual Scientific Meeting (NAASO) man held in New Orleans, October 20-24, 2007. “We originally theorize that the combination of bupropion and naltrexone, the components of Contrave, would fuel proopiomelanocortin (POMC) neuronal firing which would front to unremitting set in motion demise. These trial findings illustrate that Contrave may also modulate food craving through its effect on reward pathways,” said Orexigen founder and Chief Scientific Officer, Michael Cowley, Ph.D. “We deem this aspect of Contrave’s mechanism of action may have the imminent to desire it from other pharmaceutical psychiatric help going spare or in rise in support of the treatment of obesity.” One study examine the effects of bupropion, naltrexone and the combination of bupropion plus naltrexone in both lean and obese mice. In lean mice, treatment with bupropion, naltrexone or the combination resulted in a 34%, 67% and 77% reduction of food intake, respectively. In obese mice, treatment with bupropion, naltrexone or the combination resulted in a 27%, 49% and 94% reduction of food intake, respectively. The interchange involving bupropion and naltrexone become visible more potent in obese mice than in lean mice.
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The combination of bupropion plus naltrexone in the VTA cause a statistically illustrious, synergistic reduction of food intake suggesting a impending observance to the behavioral aspect of obesity.
Contrave draw on a proprietary formulation of two CNS molecules, bupropion and naltrexone, that have be one by one passed by the US Food and Drug Administration in other witness.
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* 567-P Bupropion and Naltrexone interact synergistically to grow less food intake in mice PUSPHA SINNAYAH, NICHOLAS WALLINGFORD, ANNE EVANS, MICHAEL COWLEY Source: Stephen GendelOrexigen Therapeutics, Inc.
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