Levomac 500 Tablet contains Levofloxacin (500mg), a broad-spectrum antibiotic used to treat various bacterial infections, including respiratory tract infections, urinary tract infections, and skin infections. Levofloxacin works by inhibiting bacterial DNA synthesis, effectively killing the bacteria and preventing their growth. Common side effects may include nausea, diarrhea, dizziness, and headache. It's important to complete the full course of Levomac 500 Tablet as prescribed, even if symptoms improve, to prevent the development of antibiotic-resistant bacteria.