Linezolid is a synthetic antibacterial agent belonging to the oxazolidinone class. It works by inhibiting bacterial protein synthesis, thereby preventing bacterial growth. Linezolid is effective against various Gram-positive bacteria, including methicillin-resistant Staphylococcus aureus (MRSA), vancomycin-resistant Enterococcus faecium (VRE), and multi-drug resistant Streptococcus pneumoniae. It is commonly used to treat conditions such as nosocomial pneumonia, community-acquired pneumonia, complicated skin and skin structure infections (including diabetic foot infections), and uncomplicated skin infections.