AstraZeneca has agreed to transfer its global rights to Eklira (aclidinium bromide), known as Tudorza in the US, and Duaklir (aclidinium bromide/formoterol) to Covis Pharma.
Circassia Pharmaceuticals is pulling back from its development and commercialisation agreement with AstraZeneca for US commercial rights to COPD therapies Tudorza (aclidinium) and Duaklir (aclidinium/formoterol).