About linezolidoxazolidinone derivative, reversible, nonselective monoamine oxidase inhibitor, antibiotic.mechanism of action of linezolidlinezolid binds to the 23 s fraction of 50 s ribosome and inhibit the formation of 70s initiation complex. indications for linezolid1.skin and soft tissue infection 2.pneumonia 3.wound infection 4.bactremia 5.respiratory tract infection 6.septicaemia 7.vancomycin resistant enterococcal infectiontypical dosage for linezolidadult: 800 - 1200 mg/day in two divided dose for 1 - 2 week