A 45-year-old man presents to the emergency department with acute onset fever, severe headache, nuchal rigidity, and altered mental status. Lumbar puncture reveals cloudy CSF with high protein, low glucose, and elevated white blood cell count (predominantly neutrophils). Pending culture results, what is the most appropriate empiric antibiotic regimen?
✓ Correct Answer: Option B
Empiric treatment for bacterial meningitis in adults typically includes vancomycin (for resistant S. pneumoniae) and a third-generation cephalosporin like ceftriaxone (for S. pneumoniae, N. meningitidis).