Medically reviewed by Sanja Jelic, MD Key Takeaways Symbicort is an inhaler used for long-term control of asthma and COPD, but it is not a rescue inhaler.Before using Symbicort, tell your healthcare ...

LONDON, June 4 (Reuters) - A new version of AstraZeneca Plc's Symbicort asthma drug, which can be used simultaneously as maintenance and reliever therapy, has been launched in Britain, the company ...