AstraZeneca and its global biologics research and development arm, MedImmune, announced that the Committee for Medicinal Products for Human Use (CHMP) of the European Medicines Agency (EMA) has issued a positive opinion recommending the conditional approval of Pandemic Live Attenuated Influenza Vaccine (P/LAIV). P/LAIV is indicated for the prevention of influenza in an officially declared pandemic in children and adolescents from 12 months to less than 18 years of age.