Effectiveness of palivizumab immunoprophylaxis in infants with respiratory syncytial virus disease in Colombia.

Introduction: Respiratory syncytial virus (RSV) is one of the most important childhood infections.

Objective: To evaluate the effectiveness and safety of palivizumab immunoprophylaxis in preterm infants at a high risk of severe respiratory syncytial virus infection during the RSV season in Colombia.

Methodology: A prospective observational non-comparative multicenter study in six Colombian cities.