To determine the  antibiotics used for pneumonia and study its  duration for treatment .To evaluate age and sex wise distribution  and assess the average duration of hospital stay with specific antibiotic used for treatment and the occurrence of disease in vaccinated and unvaccinated children. Material &Methods– This hospital based observational study was conducted in tertiary care hospital in Nagpur which included children between 2 months –5yrs diagnosed as pneumonia conducted from 1 March 2016–28 February 2017.Results– Total of 138 subjects were enrolled. Amoxyclav (52%) was the commonest antibiotic used. Boys were more affected and the commonest age group involved was 2 to 12 Months. The average duration of hospital stay in all three groups was 5 days. The occurrence of disease was more in children who were unvaccinated for pneumococcal vaccine.