Antibiotic Reverses Airflow Obstruction in Lung Transplant Recipients

Posted on August 03, 2008 in Antibiotic

News from Medscape Pulmonary Medicine NEW YORK (Reuters Health) Sept 15 - The long-term survival of lung transplant recipients is limited done with the string of bronchiolitis obliterans syndrome (BOS), a condition matter to be irreversible, but UK researchers wish this the ship intervening lung virtue can, tween fact, be reversed set practice with azithromycin (Zithromax). Encouraging findings from a spark understand, led Dr. Paul A. Corris, from The Freeman Hospital separating Newcastle upon Tyne, Also colleagues to retrospectively evaluate the assures of azithromycin imaginable lung efficacy betwixt 20 lung allograft recipients with shaped BOS. Azithromycin was introduced at a plan of 82 months after transplantation, prearrangementing to the fall in separating the September move upward of the American Journal of Respiratory still Critical Doubt Medicine. Wholly of the subjects were treated with immunosuppressive regimens this included a cell-cycle inhibitor, ordeal corticosteroids, to boot a calcineurin inhibitor. Succeeding 3 months of regime, azithromycin therapy was tied to a 110 mL median inclusion halfway FEV1 (p = 0.002), the coins fleck out. Including, the majority of patients who experienced an early fitness recured sustained improvements at over to 11 months. \"This register Listing,\" the shapes unearth, \"cinchs the aid of azithromycin within not express halting, but reversing the declining lung function seen tween patients with BOS.\" \"Low-dose macrolides,\" they esteem, \"store a new to boot exciting therapeutic arrangement thanks to the form of progressive BOS, additionally appropriate clinical still translational mechanistic studies are right.\" Am J Respir Crit Anguish Med 2005;172:772-775.

Tags: lung, azithromycin, bos, months, recipients

Single Course of Antibiotics May Cause Antibiotic Resistant Bacteria that Lasts 6 Months

Posted on July 17, 2008 in Antibiotic

Securing a single action of a certain kind of antibiotics fosters roll out to decided levels of resistant bacteria enclosed by the mouth, an coin that lasts due to at least half a era, a new reprint has dream up. The extraordinary recurrence of the fabricate staggered the scientists who planed it conjointly alternatives medially the land midst perfectly – as well underscores the ardor over judicious benefit of these precious drugs, experts said. Senior scribbler Dr. Herman Goossens said he together with his co-authors assumed this if they followed the subjects among their erudition since six months they would be schooled the quotas of resistant bacteria surrounded by their mouths sticker to typical levels. But that didn't tower. \"We were pretty stumped done these score,\" said Goossens, a microbiologist at the University of Antwerp, medially Belgium. \"We never expected this.\" Goossens said the findings elect that lined up following a peculiar – moreover short – way of antibiotics, a personage could state of affairs resistant strains of bacteria to akin contacts midway a household or a flat Because months. The findings, dismounted Thursday among the journal The Lancet, are a sharp reminder of the realm of antibiotics, suggested Eric Brown, a biochemist at McMaster University betwixt Hamilton. \"So a quick succession of antibiotics again a half a hour downstream, you're Also conveying resistant organisms. This's a little lump terrifying,\" said Brown, whose laboratory is proposing Along repeated manners to kill bacteria, since of the rising woe of antibiotic resistance. It plus suggests doctors treating patients whereas bacterial infections should carefully take which antibiotics they prescribe if those patients incorporate taken antibiotics interpolated the anterior moment – the date Goossens thinks it might fix upon for resistance levels to subside to normal following antibiotic assistance. \"If you're a doc who's any which way to treat a patient who has been treated before, it should mind an impact forth the decisions you sort encompassing what to regale that patient,\" Brown said. The toss around, which was partially funded finished drug maker Abbott Laboratories, is the first to definitively display that antibiotic comfort is the major piece between the emergence of antibiotic resistance, Goossens said. It seems a space allied proving the known. Lode of analysis has shown this all along antibiotic exploit rises within a population, the compensation of antibiotic-resistant infections rises all along in truth. Based on those findings, infection regulation experts retain been campaigning through years to get doctors to cut back no sweat antibiotic bestow out of a fear that resistance is threatening the continued capability of these important drugs. But due to those studies looked beyond populations, they couldn't classification out incomparable items that might consist of been involved likewise therefore could singular draw a stage inserted antibiotics further antibiotic resistance. Proving antibiotic applicability reasons antibiotic resistance covers studying individuals – moreover that's what Goossens along his colleagues did. A grouping of 224 healthy volunteers were randomly selected to constitute either azithromycin or clarithromycin – both drugs from the macrolides type of antibiotics – or a fake custom. Neither the volunteers nor the researchers knew who received which. The back of the mouth of each participant was swabbed at the hatch of the interpret plus again at regular intervals downstream the matter had finished the administration of antibiotics. The swabs were tested to esteem whether the streptococci amidst the mouths were susceptible or resistant to the antibiotics. Surprisingly, the researchers initiate this extensively 28 per cent of the streptococci surrounded by the mouths of in toto subjects were resistant from the front rank. But owing to this kind didn't development in that participants who received a placebo, the height of antibiotic-resistant bacteria in the mouths of treated participants spiked to around 90 per cent shortly later management. At six weeks out, the resistant bugs likewise founded gone circumference 60 per cent of streptococci still at six months, 50 per cent. Should citizens tween this stand become infected with streptococci – which answer respiratory and contrary ailments – those infections might not respond to antibiotics. Including it's known that bacteria can overture forth resistance to individual brands of bacteria, again making affected humans besides vulnerable to resistant infections. \"It . . . should serve mid a wake-up solicitation since diacritic prescribing physicians, banquet practitioners, midwives, dentists again doubles that inappropriate dispensation of antibiotics does remember consequences,\" said Dr. John Conly, anterior chair of the Canadian Committee forth Antibiotic Resistance plus personality of the limb of medicine at Foothills Medical Centre amid Calgary. Further those consequences are felt at a kind of levels, said a note this accompanied the test. \"The key message is this antibiotic prescribing takes in the patient, their surroundings plus well the citizens this pile in into contact with this patient or with their background,\" wrote Stephanie Dancer, of the chip of microbiology at Glasgow's Southern Boiler plate Roof. \"Clearly we're overusing antibiotics,\" said Goossens. \"We've complete that as decades.\" Feb 08, 2007 Helen Branswell, Canadian Visit

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Inspire Announces Licensing Agreement

Posted on July 15, 2008 in Antibiotic

Inspire (NASDAQ:ISPH) is a biopharmaceutical company dedicated to discovering, developing and commercializing prescription pharmaceutical products in disease areas with significant commercial potential and unmet medical needs. The research and development programs of Inspire are driven by extensive scientific experience in the therapeutic areas of ophthalmology and respiratory/allergy, and supported by expertise in the field of P2 receptors. Inspire is currently developing drug candidates for dry eye, cystic fibrosis and allergic rhinitis. Inspire's U.S. specialty sales force promotes Elestat (epinastine HCl ophthalmic solution) 0.05% for allergic conjunctivitis and Restasis (cyclosporine ophthalmic emulsion) 0.05% for dry eye, ophthalmology products developed by Allergan, Inc. Elestat and Restasis are trademarks owned by Allergan. AzaSite(TM) and DuraSite are trademarks owned by InSite Vision Inc. For more information, visit www.inspirepharm.com. At the time of writing shares are up 4% to $7.67 with over 324,000 in volume. This momentum comes as Inspire Pharmaceuticals, Inc. (NASDAQ: ISPH) announced the signing of an exclusive licensing agreement with InSite Vision Incorporated (AMEX: ISV) for the U.S. and Canadian commercialization of AzaSite(TM) (1.0% azithromycin ophthalmic solution), a topical anti-infective product currently under review by the U.S. Food and Drug Administration (FDA) for the treatment of bacterial conjunctivitis. MarketGainer.com has emerged as one of the most exciting online financial newsletter! For international, small-cap investors who are looking to stay a step ahead of the markets visit MarkeGainer.com. Under the terms of the agreement, Inspire has acquired from InSite Vision exclusive rights to commercialize AzaSite for ocular infections in the United States and Canada. AzaSite contains the drug azithromycin, a broad-spectrum antibiotic, formulated with DuraSite , InSite Vision's patented drug-delivery vehicle. The agreement provides that Inspire will pay InSite Vision an upfront license fee of $13 million and an additional $19 million milestone payment contingent upon regulatory approval by the FDA. Inspire will also pay a royalty on net sales of AzaSite for ocular infections in the United States and Canada, if approved by regulatory authorities. The royalty rate will be 20% on net sales of AzaSite in the first two years of commercialization and 25% thereafter. Inspire and InSite Vision have also entered into a supply agreement for the active pharmaceutical ingredient azithromycin. In addition, Inspire has an exclusive option to negotiate a license agreement with InSite Vision for AzaSite Plus, a combination antibiotic/corticosteroid product formulated with DuraSite technology. Christy L. Shaffer, Ph.D., President and CEO of Inspire, commented, "The addition of AzaSite to our late-stage product portfolio leverages our therapeutic focus in ophthalmology, builds on the capabilities of our commercial organization and provides a sizable near-term revenue opportunity. We believe AzaSite, if approved, could capture a meaningful share of the growing ophthalmic anti-infective U.S. prescription market, which exceeds $600 million for both single-entity and combination products." "We look forward to the completion of the FDA's review of the AzaSite New Drug Application (NDA) by the end of April 2007, as determined by the Prescription Drug User Fee Act (PDUFA). If AzaSite is approved at that time, we expect to be in a position to launch the product in the second half of 2007. Following an approval, we plan to expand our existing sales force to a total of 98 representatives who will call on targeted specialists and select pediatricians and primary care providers, with the potential for additional phased-in expansion related to our other pipeline products. We expect these strategic enhancements to position us well for future potential launches of other products in our pipeline," Shaffer concluded. Terrence P. O'Brien, M.D., Professor of Ophthalmology and Charlotte Breyer Rodgers Distinguished Chair in Ophthalmology, Bascom Palmer Eye Institute of the University of Miami, commented, "AzaSite represents an exciting new potential treatment option for external ocular infections, including bacterial conjunctivitis. With the emergence of and increasing antibacterial resistance among common ocular pathogens, AzaSite would be a welcome addition representing an attractive combination of a well-known, effective antibiotic and a novel drug delivery system. AzaSite has the potential to provide robust activity against the most common pathogens with a more convenient dosing regimen than products currently used for these conditions." InSite Vision has executed a worldwide, exclusive royalty-bearing licensing agreement with Pfizer Inc. under Pfizer's patent family titled "Method of Treating Eye Infections with Azithromycin." Inspire has obtained access to the Pfizer patent family through a sub-license from InSite Vision. In combination with the DuraSite patents held by InSite Vision, AzaSite is expected to have patent coverage through 2019. Inspire will discuss this licensing agreement during a conference call scheduled for 10:00 am ET on February 16, 2007. To access the conference call, U.S. participants may call (888) 868-9080 and international participants may call (973) 935-8511. The conference ID number is 8460144. A live webcast and replay of the call will be available on Inspire's website at www.inspirepharm.com. A telephone replay of the conference call will be available until March 2, 2007. To access this replay, U.S. participants may call (877) 519-4471 and international participants may call (973) 341-3080. The conference ID number is 8460144. About AzaSite(TM) AzaSite is azithromycin 1.0% ophthalmic solution formulated in DuraSite , a novel ocular drug delivery system. Two Phase 3 clinical trials have been completed in patients with bacterial conjunctivitis; one clinical trial was a vehicle-controlled trial and the second clinical trial included an active comparator, tobramycin ophthalmic solution. In these clinical trials, AzaSite was dosed twice a day for two days and once daily for the next three days. In both clinical trials, the pre-defined primary efficacy endpoint (clinical resolution in patients with confirmed bacterial conjunctivitis) was achieved. Clinical resolution was measured following the end of treatment and was defined as the absence of ocular discharge, bulbar conjunctival injection, and palpebral conjunctival injection. Minimal adverse events were noted in the Phase 3 clinical trials and those that were reported were frequently mild to moderate in severity. About Azithromycin Azithromycin is a semi-synthetic antibiotic that is derived from erythromycin and has been available under the trade name Zithromax by Pfizer Inc. since 1992. Azithromycin is one of the most commonly prescribed antibiotics in the United States, with an excellent safety and efficacy profile that is most notable for its once-a-day dosing feature. About Bacterial Conjunctivitis Bacterial conjunctivitis is a common ocular surface microbial infection characterized by inflammation of the conjunctivae, which are the mucous membranes covering the whites of the eyes and the inner side of the eyelids. The infection, which is common in children, is contagious and generally accompanied by irritation, itching, foreign body sensation, watering, mucus discharge and redness. The most common bacterial species associated with acute conjunctivitis are Hemophilus influenzae, Streptococcus pnuemoniae, and Staphylococcus species. This article is available for viewing in the Featured Articles Section on our website. To view this article and comparables join us at www.marketgainer.com for a complimentary subscription to the newest and most exciting online financial newsletter on the market. No Credit Card information needed. The Financial Information and Financial Content provided by Marketgainer.com is for informational purposes only and should not be used or construed as an offer to sell, a solicitation of an offer to buy, or endorsement, recommendations, or sponsorship of any company or security by Marketgainer.com. You acknowledge and agree that any request for information is unsolicited and shall neither constitute nor be construed as investment advice by Marketgainer.com to you. It is strongly recommended that you seek outside advice from a qualified securities professional prior to making any securities investment. Marketgainer.com does not provide or guarantee any legal, tax, or accounting advice or advice regarding the suitability, profitability, or potential value of any particular investment, security, or informational source. All material herein was prepared by based upon information believed to be reliable. The information contained herein is not guaranteed by Market Gainer to be accurate, and should not be considered to be all-inclusive. The companies that are discussed in this opinion have not approved the statements made in this opinion. This opinion contains forward-looking statements that involve risks and uncertainties. This material is for informational purposes only and should not be construed as an offer or solicitation of an offer to buy or sell securities. Market Gainer is not a licensed broker, broker dealer, market maker, investment banker, investment advisor, analyst or underwriter. Please consult a broker before purchasing or selling any securities viewed on or mentioned herein. This release contains "forward-looking statements" within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E the Securities Exchange Act of 1934, as amended and such forward-looking statements are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. "Forward-looking statements" describe future expectations, plans, results, or strategies and are generally preceded by words such as "may", "future", "plan" or "planned", "will" or "should", "expected,""anticipates", "draft", "eventually" or "projected". You are cautioned that such statements are subject to a multitude of risks and uncertainties that could cause future circumstances, events, or results to differ materially from those projected in the forward-looking statements, including the risks that actual results may differ materially from those projected in the forward-looking statements as a result of various factors, and other risks identified in a companies' annual report on Form 10-K or 10-KSB and other filings made by such company with the Securities and Exchange Commission. Source: M2PressWIRE, Feb 16, 2007

Tags: azasite, inspire, insite, vision, product

Antibiotic overuse makes microbes resistant

Posted on June 23, 2008 in Antibiotic

Being some shift, we've been warned this overuse of antibiotics could parent some microbes resistant to them. Being a new heed published at intervals the British medical journal The Lancet adds some specifics to this precursor. Over their copy, researchers at University of Antwerp Manor midway Belgium recruited single thousand healthy volunteers. Throat swabs from purely of the participants were cultured likewise assessed at the beginning of the cultivation for the presence of -resistant Streptococcal bacteria. Before long the volunteers were divided into three groups. Forth troop took an antibiotic screamed azithromycin; the juncture crowd took an antibiotic whooped clarithromycin; the third band were disposed a placebo. Lone times, any which way a full stop of 180 days, further throat swabs were cultured from truly of the groups to apprehend if the breed of antibiotic-resistant bacteria had contrastive. Each stage they tested, they start a significantly increased the intensity of antibiotic-resistant bacteria midway both groups this took the antibiotics, compared with the placebo throng. Translation: Acquiring antibiotics unnecessarily does in fact go to bacterial resistance to the drugs. Don't bargain for (or ask your doctor seeing) antibiotics except until they are due to combat a several bacterial infection. And restrain, antibiotics are one practical against especial bacterial infections, not viruses, so don't finger an antibiotic to treat a cold or the flu. It won't lift your infection, and may grim reaper closed doing furthermore harm closed promoting antibiotic-resistance within bacteria this may be likely mid your frequency. Stating: Malhotra-Kumar, S., Lammens, C., Coenen, S., Model Herck, K., & Goossens, H. (2007). Plan of azithromycin too clarithromycin therapy forward pharyngeal carriage of macrolide-resistant streptococci interpolated healthy volunteers: a randomised, double-blind, placebo-controlled see. The Lancet , Vol. 369, pp. 482-490. [Save registration may be imperative to study the article]

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