This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Principles of Immunization and Vaccination, Subject name: Social & Preventive Medicine
Japanese encephalitis vaccine is: 
Select and explain. 
A. Live attenuated, B. Inactivated toxoid, C. Cellular fractions, D. Combined
A: Live attenuated
Answer: A: Live attenuated 
Explanation: Ans. (a) Live attenuatedRef : K. Park 23rd ed. / 286-87* JE vaccine is a live attenuated vaccine. It is available in killed vaccine form also.* Strain: SA 14-14-2- liveNakayama strain- killed* One dose of JE vaccine is given at 16-24 months of age.Also Know* MC live vaccine used: BCG* MC killed vaccine used: Pertusis* All live vaccines are contra-indicated in I pregnancy EXCEPT: YF and OPVLive VaccineKilledToxoidsCell FractionCombined* BCG* OPV (sabin)* MMR* Yellow fever* Live J.E.* Live H1N1* Live choleraHep AHep B PertusisIPV (salk)Rabies Meningo- coccalKilled J.E.Killed H1N1DiphtheriaTetanusHep BMeningo- coccalHiBPneumo- coccalDPTMMR