In a case of meningitis, Neisseria meningitides was grown in culture after 48 hours. Which measure is to be taken immediately?

Meningococcal Meningitis prevention and control: Treatment of case Antibiotics staed <48 hours of illness save 95% lives Drug of choice: Penicillin (Ceftriaxone if allergic to penicillin) Epidemics: Single dose Long-acting Chloramphenicol or Ceftriaxone. Treatment of Carriers: Rifampicin Treatment of contacts: Sta treatment <24 hours of identification of index case Drugs used: Rifampicin, Ciprofloxacin, Ceftriaxone, Azithromycin Ref: Park 25th edition Pgno: 179