True about varicella vaccine is ?: (A) Poorly immunogenic, (B) Duration 4-6 months, (C) Avoid salicylates for 4-6 weeks, (D) Given to child< 12 months when they do not have chicken pox
Answer is C. Ans. is 'c' i.e., Avoid salicylates for 4-6 weeks A live attenuated varicella virus vaccine is safe and currently recommended between 12-18 months of age who have not had chicken pox.The vaccine is very immunogenic, sero-conversion occurs in 95% of children after a single dose.A duration of immunity is not known, but is probably 10 years.