понедельник, 7 марта 2011 г.

Newer Blood Thinner Brilinta Exceeds Plavix For Cardiac Bypass Surgery Patients

Newer Blood Thinner Brilinta Exceeds Plavix For Cardiac Bypass Surgery Patients.


In a irritant comparing two anti-clotting drugs, patients given Brilinta before cardiac get round surgery were less no doubt to turn up one's toes than those given Plavix, researchers found Men hair loss. Both drugs baulk platelets from clumping and forming clots, but Plavix, the more dominant drug, has been linked to potentially rickety pretentiousness slang shit in cancer patients.



In addition, some males and females don't metabolize it well, making it less effective. "We did glimpse about a 50 percent reduction in mortality in these patients, who took Brilinta, but without any heighten in bleeding complications," Dr Claes Held, an friend professor of cardiology at the Uppsala Clinical Research Center at Uppsala University in Sweden and the study's go first researcher, said during an afternoon depress meeting Tuesday.



So "Ticagrelor (Brilinta) in this setting, with crucial coronary syndrome patients with the stuff poverty for go surgery, is more effective than clopidogrel (Plavix) in preventing cardiovascular and utter mortality without increasing the gamble of bleeding," he said. A danger with any anti-platelet soporific is the risk of uncontrolled bleeding, which is why these drugs are stopped before patients subject oneself to surgery.



Held was scheduled to provide the results Tuesday at the American College of Cardiology's annual conclave in Atlanta. For the study, Held and colleagues looked at a subgroup of 1261 patients in the Platelet Inhibition and Patient Outcomes (PLATO) trial. The researchers found that 10,5 percent of the patients given Brilinta advantage aspirin before surgery had a verve attack, cerebrovascular accident or died from affection blight within a week after surgery. Among patients given Plavix addition aspirin, 12,6 percent had the same adverse outcomes.



Patients bewitching Brilinta had a out-and-out cessation rate of 4,6 percent, compared with 9,2 percent for patients alluring Plavix. In addition, the cardiovascular passing rates were 4 percent mid patients delightful Brilinta and 7,5 percent surrounded by those taking Plavix. When Held's group looked at each group individually, they found no statistically significant nature for heart attack and stroke and no significant character in major bleeding from the bypass operation itself. The two drugs control in abundant ways.



Plavix needs the body to convert it to an active form, which poses some problems. Last week, the US Food and Drug Administration required Bristol-Myers Squibb and Sanofi Aventis, the makers of Plavix, to annex a "black box" sign to the drug's label, alerting doctors and patients that some patients cannot fully transfigure the drug, so it may be less remarkable for them. Brilinta, which is in a special pedigree of drugs, does not rely on metabolic conversion, so it acts faster and clears the body faster than Plavix. This enables quicker turn for the better of common platelet function, the researchers say.



But Held can't unravel the imbalance in the tariff of death. "That's the billion dollar question," he said. "Right now we don't comprehend the mechanism. We realize the alteration in mortality, but we cannot interpret it in differences in bleeding so there has to be some other effect explaining the difference," Held said.



The PLATO bookwork was funded by AstraZeneca, the maker of Brilinta. Results of another scrutinize presented at the rendezvous Tuesday found that the medicate Tekturna (aliskiren) given to patients after a heart mug did not improve heart function as researchers had hoped.



In that tentative - called the Aliskiren Study in Post-MI Patients to Reduce Remodeling (ASPIRE) - Tekturna, which blocks the hormone renin, was given to patients along with banal blood pressure-lowering drugs. But the researchers found it provided no additional aid in courage use and only served to propagate potassium levels and cause weak blood pressure.



So "Morbidity and mortality abide high in patients following nub attack, with a substantial number of patients later developing heart failure," Dr Scott D Solomon, kingpin of noninvasive cardiology at the Brigham and Women's Hospital, Harvard Medical School in Boston and show the way researcher, said in a statement. "We hoped that this swotting would propagate the data needed to plan a major morbidity and mortality trial.



However, our results show that the totalling of aliskiren to guide therapy in high-risk post-MI patients does not touch left ventricular size or function Hi Octane. These findings suggest the scarcity for caution when treating post-heart destroy patients," he added.

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