Question: what is the difference between qvar and breo?
Answer: Difference Between Qvar and Breo Qvar and Breo are asthma inhalers both of Control type. ... The main substance of Qvar is Beclomethasone. The main substances of Breo are Fluticasone and Vilanterol. The available dosages for Qvar are 40 mcg, 80 mcg.