Flovent Diskus Fluticasone inhalation powder What does fluticasone inhalation powder do?FLUTICASONE inhalation powder (Flovent(R) Rotadisk(R) with Diskhaler(R)) is a corticosteroid for treating respiratory problems due to asthma, chronic bronchitis, or emphysema. Fluticasone is intended for regular use. It will not cure your condition, but can help to reduce asthmatic symptoms. Fluticasone will not relieve an acute asthma attack. Fluticasone can be used along with other inhaled or oral asthma or lung medications.