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Apixaban is a highly selective, orally bioavailable, and reversible direct inhibitor of free and clot-bound factor Xa. Factor Xa catalyzes the conversion of prothrombin to thrombin, the final enzyme in the coagulation cascade that is responsible for fibrin clot formation. [ 25 ]
Clinical approaches on how to overcome clopidogrel resistance include higher doses of clopidogrel, concomitant use with the phosphodiesterase inhibitor cilostazol or switching to a new antiplatelet agent such as prasugrel and ticagrelor. Still, the major concern with these methods above are increased risk of bleeding.
Prior to the introduction of direct factor Xa inhibitors, vitamin K antagonists such as warfarin were the only oral anticoagulants for over 60 years, and together with heparin have been the main blood thinners in use. People admitted to hospital requiring blood thinning were started on an infusion of heparin infusion, which thinned blood ...
People who take the prescription anticoagulant clopidogrel, also known by the brand name Plavix, and who also have particular variants of the CYP2C19 gene might find the drug doesn't work for them ...
The p-methoxy group of apixaban connects to S1 pocket of FXa but does not appear to have any interaction with any residues in this region of FXa. The pyrazole N-2 nitrogen atom of apixaban interacts with Gln-192 and the carbonyl oxygen interacts with Gly-216. The phenyl lactam group of apixaban is positioned between Tyr-99 and Phe-174 and due ...
Clopidogrel, sold under the brand name Plavix among others, is an antiplatelet medication used to reduce the risk of heart disease and stroke in those at high risk. [10] It is also used together with aspirin in heart attacks and following the placement of a coronary artery stent ( dual antiplatelet therapy ). [ 10 ]
Sydney Sweeney stunned in a series of bold, braless photos on Instagram from a rooftop in New York City, USA.Her post came just days after facing backlash for paparazzi shots of her by a pool ...
A Chicago woman was just weeks away from giving birth when a nagging cough led to a shocking medical discovery. MaKenna Lauterbach shared her harrowing story with Fox News Digital.