Participants who have completed the study treatment period and have not been prematurely discontinued from IP in one of the predecessor studies, OBERON or TITANIA, will be offered the opportunity to consent for this Multicentre, Double-blind, Randomised, Placebo-controlled, Parallel Group, Phase 3 extension study to evaluate the efficacy and safety of Tozorakimab versus placebo in adult (40 years and older) participants with symptomatic COPD and with a history of exacerbations
