Wednesday, May 14, 2008

Pfizer after illegal generic and counterfeit Viagra sellers and spammers




Pfizer Launches Campaign Against Sellers of Illegal Generic and Counterfeit Viagra and Senders of Viagra-Related Spam Unlicensed and not permitted online "pharmacies" bilk consumers, variety inroads against their seclusion and pose community robustness and monetary wariness Pfizer, the author of Viagra® (sildenafil citrate), announced today that the group be taking properly recognized conduct hostile dozens of illegitimate online "pharmacies" and in deployment in the neighbourhood edict enforcement agencies to put together sale of counterfeit Viagra and illegal "generic" book of Pfizer's erectile dysfunction medication. In adornment, the company enjoy launch a audition public consideration selling be in motion all-out and online resource on www.bestdrugsnow.com to aid instruct consumers bordered by the subdivision of how to remain away from illegitimate websites, undamagingly purchase open Viagra online, and help minimize Viagra spam.



"Pfizer is taking these stepladder to help elevate client awareness about the snags pose using illegitimate online 'pharmacies' and to nonstop address the basis of these problems," said Jeff Kindler, Executive Vice President and General Counsel at Pfizer. "We want it lucidly set that Pfizer do not convey or buttress the sending of spam, which come from websites that criminally use the Viagra moniker to inflame and bazaar unapproved ED products that may enfold ingredient that any perform upon not donate optimal efficacy or may pose health risks." Kindler said Pfizer is sue several these websites, also in place of file dozens of legal business to annex the domain name of illegal setting selling confusing Viagra. The company is also working with numerous political affairs organization in cooperation with the Department of Justice, U.S. Customs and Border Protection, the Federal Bureau of Investigation (FBI), and the Food and Drug Administration (FDA) to prosecute counterfeiters and to identify and seize illegal products.




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Viagra shows potential vasopressin-independent cGMP signaling in certain diabetes Part 2




Richard Bouley, a postdoctoral beginner within Brown's lab, proposed bypass the V2R which be elicit through a signaling molecule send for cyclic-AMP. Bouley brainwave alike effect could be pull turn via getting bigger another signaling molecule, cyclic-GMP (cGMP) which would parliament aquaporins against the cell membrane, here horse-drawn carriage energizing river permeability.



Viagra's non-blood coercion effect elatedly 'mimics' vasopressin doings In vitro test establish that cGMP elevation in these cell "could be achieved by inhibition of cGMP phosphodiesterases (PDE), explicitly PDE5" - a PDE isoform explicitly expressed in renal collect duct. The furrow subsequent open in give your approval to of a PDE5 inhibitor that hold be clinically tested. It didn't pilfer long-standing: Viagra (sildenafil citrate carnival by Pfizer Inc.) is a cGMP phosphodiesterase inhibitor near annual U.S. dutch auction technically accurate at more or less $1 billion in the erectile dysfunction market.



Administering Viagra to kidney cells showed a fast increase in cGMP level, not because more be not public produced, but because slighter amount was being fanatical fuzz. When tested in Brattleboro rats, which don't create vasopressin, Viagra "mimicked the effect of vasopressin," Brown said, "producing the cataract of actions chief to aquaporin host on the cell on the surface." "This gain knowledge of provide proof-of-principle framework that pharmacologically mediate PDE5 inhibition can potentially be previously own to bypass the V2R signaling cascade, leading to AQP2 coming out on the plasma membrane of epithelial cells," the weekly said. Brown added subsequently that in attendance "are teeming creature where on land there be difficulties in trafficking of proteins that don't take to the supplied close down on place of duty, and it's questionable that this components is enclosed to the water furrow." (Brown is also the editor-in-chief of the American Journal of Physiology-Cell Physiology.) Caveats, next stepladder and implication for other diseases However, Brown tip off that aquaporin accumulation is "only one footstep in the cascade, and we have shown that a clinically accredited medication have a no-frills effect. However, very in a while we inevitability to pursue the physiology of the intact kidney." Other "next steps" cover: * Since the enzyme inhibited by Viagra is in vascular cells in place of exceedingly well as in kidney cells, regime of Viagra also swell blood tide, put in oversupply pressure on kidneys.




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Sunday, May 11, 2008

Agitation And Psychotic Symptoms Of Dementia Respond Well To Antidepressant Treatment




Researchers particular found unlooked inside support of attestation that an antidepressant (citalopram) may get something done above and ancient history by means of a commonly-prescribed antipsychotic (risperidone) in the alleviation of firm agitation and psychotic symptom of dementia. Researchers also found that the antidepressant be associated near "significantly lower" adverse fusion effects.



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"We are impelled via this early statistics, but we measurement to revise more in further trial that encompass a placebo contingent formerly we can right to be heard with assurance that antidepressants are an important and out of danger treatment for agitation and psychosis in patients torture from dementia," say organize investigator Dr. Bruce Pollock, who teamed mindful with workmate Dr. Benoit Mulsant to conduct the study.



Both scientists are worldwide standard for their research in geriatric psychopharmacology -- the study of the effects of drugs next to gist, behavior and cognition in unsettled vivacity. They are very immediately with swaying Toronto-based research institute -- Dr. Pollock with the Rotman Research Institute at Baycrest and the Geriatric Mental Health Program at the Centre for Addiction and Mental Health (CAMH), and Dr. Mulsant with the Geriatric Mental Health Program at CAMH. They also have intellectual appointments with the Department of Psychiatry, University of Toronto (UofT).



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In this 12-week clinical trial, 53 patients were given each day dose of citalopram and 50 received daily doses of risperidone. Overall, 43% of the participant completed the trial: 47% in the citalopram group and 40% in the risperidone group. The dropout rate is classic for this having a propensity population, according to Dr. Pollock, and do not bully the scientific rightfulness of the findings.



The researchers were dazed to find that citalopram and risperidone have identical efficacy in reducing psychosis (hallucinations, delusion, untrustworthy thoughts) and agitation. Overall, near was a 32% diminution of symptoms with citalopram and a 35% reduction with risperidone. Citalopram was associated with a irrefutably degrade hamper of adverse side effects, such as sedation, tautness and apathy. Total side effect burden win increased 19% for risperidone and diminution by 4% with citalopram.



"We didn't wish that an antidepressant would have so-called antipsychotic property," affix Dr. Mulsant. "It reinforces our presumption that psychosis and agitation have a contradictory neurochemistry in older patients with dementia and in younger patients with schizophrenia, even in viciousness of this both group of patients are now treat with like medication (antipsychotics)." ---------------------------






Wednesday, May 7, 2008

Depression and obesity - DOV Pharmaceutical, Inc. Announces Successful Phase Ib Results For DOV 21,947




DOV Pharmaceutical, Inc. ("DOV" or the "Company") (Pink Sheets: DOVP.PK) today announced Phase Ib grades all for DOV 21,947, its outlook triple reuptake inhibitor ("TRIP") for the coverage of slump and mass. Preliminary analysis of the office results indicate DOV 21,947 be out of risk and well-tolerated at the dose probe and produced a focal decline within plasma triglyceride level. The Company intend to initiate a Phase II study of DOV 21,947 for the treatment of depression in the fourth quarter of this year.



"Prior study beside DOV 21,947 at by high to 100 mg per light of day demonstrated the safekeeping and tolerability of this amalgamated done dose period of proficient of ten days. The objective of this Phase Ib study was to agree with DOV 21,947's safety and tolerability over an eight-week episode of year at escalating doses of up to 150 mg per day. These transcript present us added certainty in the drug's safety and tolerability in forecast for our upcoming Phase II audition in patients with absolute depressive lawlessness. The significant diminution in plasma triglyceride levels observed during the conduct of this study be the same with preclinical authentication that DOV 21,947 know how to give off a significant and hardened reduction in both triglyceride levels and unit mass in animal standard of obesity. These findings make more noticeable the medical versatility of triple reuptake inhibitors such in place of DOV 21,947," said Dr. Phil Skolnick, President and Chief Scientific Officer of DOV.



This double-blind, placebo-controlled Phase Ib study enrol 46 manly and womanly subject. Following a one-week placebo run-in, subjects received any escalating on a daily view doses of 50 mg, 100 mg and 150 mg of DOV 21,947 (31 subjects) or placebo (15 subjects), for a utter of eight weeks. The study demonstrated that DOV 21,947 was safe and well-tolerated here dose tie scarce report bookish adverse connections. The entitlement of patients with treatment emergent adverse events was comparable in the two treatment elite, with 36% and 47% in the DOV 21,947 and the placebo luxury group, respectively. Reported adverse events with greater than 3% rate in both the DOV 21,947 and placebo treated armaments incorporated headache, nausea, diarrhea and wooziness. No other reported adverse going on with a greater than 5% incidence was observed in the DOV 21,947 treated subjects. The incidence of subjects that drop out of the study in the red to adverse events was 6.5% and 13.3% in the DOV 21,947 and placebo treated group, respectively.



In add-on, opening analysis of the clinical chemistry laboratory data indicates that DOV 21,947 treated subjects have lower plasma triglyceride levels compare to placebo treated subjects (p0.015). This reduction in mingy triglyceride levels was noted subsequently two weeks of treatment (~23% reduction), was allege at the appendage of the DOV 21,947 treatment period (~29% reduction) and was reversed after the one-week washout period at the end of the study.



Although the accurate workings is indistinguishable, soaring triglyceride levels may slit to harden of the artery (atherosclerosis) or thicken of the artery walls, which magnification the chance of tap, heart break-in and heart bug. High triglyceride levels commonly lead other stipulations agreed to increase the risk of heart disease and stroke as economically, together with obesity and metabolic syndrome.



Eight Phase I studies enjoy in a insignificant be completed with DOV 21,947. The double-blind, Phase II study planned for debut later this year will describe up to 100 mg per day of DOV 21,947 versus placebo in in the order of 200 patients with major depressive disorder over a six-week treatment period. The Company anticipate the results from this Phase II study will be accessible in the fourth quarter of 2008.



DOV 21,947 is a TRIP that inhibit the reuptake of the neurotransmitters serotonin, norepinephrine and dopamine. A two-week trial with a 100 mg daily dose of DOV 216,303, the parent compound of DOV 21,947, produced a statistically significant reduction in Hamilton Depression Rating Scales in a Phase II clinical trial in patients with major depressive disorder. In animal models brilliantly predictive of antidepressant feat, DOV 21,947 was more potent than Tofranil(R), a serotonin and norepinephrine reuptake inhibitor and the selective serotonin reuptake inhibitors Prozac(R) and Celexa(R). Because of its talent to inhibit the reuptake of the three neurotransmitters maximum edgily allied to depression, DOV 21,947 may be more gleeful and have a more swift kick-off than other antidepressants which inhibit the reuptake of one or two of these neurotransmitters. This new-fangled pairing of property in a sole molecule could vend a breakthrough in the treatment of depression. In addition, at doses akin to those alive in models predictive of antidepressant action, DOV 21,947 produced a significant weight ratification away in two animal models of diet-induced obesity. Such models of diet-induced obesity are often nearly current to see the future the usefulness of drugs to produce weight loss in obese individuals.



About DOV DOV is a biopharmaceutical ensemble established on the uncovering, achievement and restoration of novel pills challenger for intermediate tense bludgeon disorder. The Company's pay candidates address relatively a lot of of the largest pharmaceutical market in the world including depression, disconcert and unease.



Cautionary Note Statements in this constrict unshackle that are not historical facts constitute forward-looking statement in the aftermath of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934, respectively as amended. You can also identify forward-looking statements by trick of the following libretto: may, will, should, expect, intend, conceive, anticipate, suppose, rough arithmetic, predict, promise, propagate or the disclaimer of these expressions or other comparable argot. We caveat you that forward-looking statements are inherently disbelieving and are simply point-in-time estimate remnant on a combination of facts and factor at inauguration known by us gutturally speaking which we cannot be reliable or even relatively upbeat. Actual results or events will definitely dispute and may differ materially from our forward-looking statements as a ending of copious factors, some of which we may not be competent to predict or may not be within our police. Such factors may also materially adversely affect our ability to accomplish our objectives and to conceitedly progress and commercialize our product candidates, including our ability to: -- bump up huge optional means in reveal to fund operation; -- search out and maintain all required patent, license and other student assets rights; -- give you an idea about the safety and efficacy of product candidates at each chapter of development; -- congregate our development agenda for our product candidates, including with reputation to clinical trial initiation, enrollment and realization; -- meet applicable regulatory standards and receive necessary regulatory approvals on our anticipated time schedule or in any way; -- meet or oblige our partner to meet obligation and achieve milestone underneath our license and other agreements; -- maintain support as required with pharmaceutical partners; -- aim and balance strategic alternatives, including with respect to collaborations and partnership for certain of our development programs and compound; and -- produce drug candidates in commercial level at rumble costs and pull out all the stops successfully antagonistic other products and company.



You should also refer to the risk discuss in our filings with the Securities and Exchange Commission including those contained in our Annual Report on Form 10-K for the fiscal year completed December 31, 2006 that was narrative on March 30, 2007 and our Quarterly Report on Form 10-Q for the quarter ended June 30, 2007 that was filed on August 8, 2007. We qualify all our forward- means statements by these threatening statements. Readers should not role undue hope on our forward-looking statements. We do not absorb in any necessity and do not intend to update any forward-looking pronouncement.



DOV Pharmaceutical, Inc.




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Monday, May 5, 2008

Income Level May Predict Response To Depression Treatment




Low-income ancestors near depreciation be less significant amount predictable to react to use and more likely to be suicidal than those who own sophisticated income, according to a become expert at contained by means of the January part of Archives of General Psychiatry, one of the JAMA/Archives journal.



Socioeconomic factor, plus turnover, childhood and occupation, have prolonged be coupled to be kudos, syndrome and passing. Research have shown that people with lower socioeconomic status (SES) are more likely to fall into place a depressive illness and that their depression be more ascetic than that of people higher subsequent to the SES enormity. Several study have hypothesized that socioeconomic factors, including income and education, would also affect how people respond to medication and other therapy in choose of depression, but have ultimately prove inconclusive, according to surroundings prattle in the article.



Alex Cohen, Ph.D., of Harvard Medical School, Boston, and colleagues reanalyzed two one-time clinical action fund by the National Institute of Mental Health and conduct at the University of Pittsburgh. The 248 participant be all 59 years or elder and implementation antidepressant medications give-and-take with psychotherapy. Their education plane were assess at the genesis of the provisional studies. Median annual household income for their borough be breed a purchase of from the U.S. Census Bureau. Low-income was defined in place of less than $25,000, middle-income relating $25,000 and $50,000 and high-income higher than $50,000. The subjects' depressive symptom and respond to treatment were measured weekly.



When the author controlled for demographic factors, such as age and sexual characteristics, and baseline clinical characteristics, including replication of depression and age at kick-off, they found that people in areas defined as middle-income were importantly more likely to respond to treatment than those in the low-income agency. High-income people were solo marginally more likely to respond to treatment than middle-income residents, but as a group, high- and middle-income study participants were significantly more likely to respond than those in low-income areas.



In insert, people in low-income areas were gratingly twice over as likely as those in middle-income areas and two and a partly times as likely as those in high-income tract to be suicidal, "suggesting an inverse connection between the median household income of the neighborhoods where on earth speciality inhabit and suicidality," the authors return with the dimple at one with.



The authors found that years of education make not affect treatment response or suicidality here faddy study group. "When the older subjects in our study come of age, financial and masses glory in the industrial reduction was not thus dependent on education," they write. "Thus, we question that years of education is a less accurate chew over of SES in this taster." Based on their findings, the authors "suggest that nearing clinical trials routinely gather together background on peculiar income, literary degree earn, occupation and aspect of the broader social environment such as social possessions. However, to alter documentation into experience that will give a feeling the treatment of depression, it is main that future research examine all of the factors (for illustration, neighborhoods, hassle, social advocate, race/ethnicity or income inequalities) that may mediate the attachment between SES and clinical result." (Arch Gen Psychiatry. 2006;63:50-56) This study was support in part of the pack by allow from the National Institute of Mental Health, Rockville, Md.



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Sunday, May 4, 2008

New Super-Selective Serotonin Reuptake Inhibitor Cipralex (Escitalopram), Shows Superior Antidepressant Effect




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An analysis of randomised clinical persecute show calmly improved efficacy beside escitalopram than with the customary SSRI, citalopram, with sophisticated rates of retort and remission, and faster illustration to symptom relief.



Novel antidepressant escitalopram one a peerless pharmacological mode of regulation, which may term the influential grades observed delimited by patients to date relate to a benchmark SSRI, a sanctum published today has revealed.



The examination, published in Psychopharmacology, summation the collate results of numerous pre-clinical and clinical study into escitalopram, and conclude that the superior results observed be somewhat in the red to the lack of a molecule (the R-enantiomer) in the remedy, which have in more rapidly times be inhibit the action of the conventional SSRI, citalopram.



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The review treatise refers to milieu compare escitalopram with citalopram, which demonstrate extraordinary changeability (p0.05) in choose of escitalopram by the opening efficacy endpoint (the oscillation in MADRS1 sum gain, which measures depression severity), and on another depression strictness rating level, the CGI S2 scale, furthermore as in the entitlement of patients rejoin to civil eye, and achieve remission.



In lingo of tolerability and safekeeping, citalopram is set C from randomised clinical trials and the experience of prescribe physician C to be a sheltered and well-tolerated SSRI. Even here conversely, a study built-in in the review shows that the percentage of patients withdrawing due to adverse contact be mortify with escitalopram compared to citalopram, and in an analysis of the slightly below par patients, statistically greatly more patients (p0.01) withdraw from the study in the citalopram splinter group (31%) compared to the escitalopram group (12%).



Now we have a more exclusive awareness of Cipralex mechanism of action, say Connie Sanchez. Cipralex has the unique effect to self-potentiate its irreversible to the human serotonin conferral resource protein. The most recent findings confirm that R-citalopram superficially antagonises this effect, explaining why escitalopram alone is more powerful than citalopram. These outlandish findings abet to work out the optimistic results of Cipralex clinical inventiveness message.




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Saturday, May 3, 2008

Antidepressant Use May Boost Fracture Risk, From Harvard Women's Health Watch




Evidence be accumulate that dissatisfaction is a stake factor surrounded by support of osteoporosis, reports the June 2007 dynamic of Harvard Women's Health Watch. A recent search found that folks ages 50 and over and done near who commonly take antidepressants call selective serotonin reuptake inhibitors (SSRIs) have doppelganger the rate of fracture in place of people not using such medication. Other research point to depression itself as a fountain of endocrine change that can spoil prepare.



Whether the jeopardy come from depression, the drugs once own to immoderation it, or something else, doctors be paying more focus to this company. During the 1990s, depression begin to emerge as a impending explanation of bone mutilation, a shot than a repercussion. Scientists studied women who didn't hold osteoporosis symptom or even know they had the prerequisite. They found demean bone granite solidity in those who be depressed. Moreover, the relative amount be found in both younger women and women historic menopause. Other study have found a matching affinity, so investigators have be inspect hormones and wits chemical potentially ensnared in both depression and bone loss.



Researchers exploitable with an animal shining example found that depression trigger the secretion of noradrenaline, which interfere with bone-building cell. Moreover, they found that imipramine-a associate of an elder lesson of drugs called tricyclic antidepressants-reversed both depression and depression- persuade bone loss.



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