<prompt> A 45 year old female is diagnosed as a case of pneumococcal meningitis.Her blood sample were sent for culture sensitivity. In the mean time best drug to sta as an empirical treatment isPenicillin GDoxycyclineStreptomycinVancomyin Ceftriaxone  <response>: Harrisons textbook of internal medicine 17th edition . Treatment of choice for pneumococcal meningitis is cetriaxone 2g q 12h plus vancomycin 1g q 12h. 