This is a randomized, observer blind, non-inferior, parallel group, multi-centre clinical study to determine and compare immunogenicity and reactogenicity of MMR vaccine of SIIL delivered either with disposable-Syringe Jet Injector (DSJI) or disposable-syringe needle in total 340 Indian infants aged 15 to 18 months. Sera samples will be analyzed by ELISA for seroconversion / seropositivity for each individual component of vaccine i.e. measles, mumps and rubella at 35 days after administration of a single dose of MMR vaccine of Serum Institute of India.
This is a study planned to determine and compare immunogenicity and reactogenicity of MMR vaccine of SIIL delivered either with disposable-Syringe Jet Injector (DSJI) or disposable-syringe needle in total 340 Indian infants aged 15 to 18 months.