Generic Advair Diskus is an effective medication against chronic asthma. It is composed of fluticasone, which is a steroid ,and slameterol, which is a bronchodilator. There are various substances present in our body that increase inflammations. Fluticasons controls the productivity of those elements to protect the body from inflammation. Fluticasons and salmeterol inhalation is proven to be very effective and the doctors often prescribe it to treat asthma. This medication relaxes the muscle so that patients can breath easy. Advair is prescribed to prevent the asthma attack. However, it is important that you take this medicine before the asthma attack. Otherwise you won’t realize the change after taking the medicine. Your doctor may tell you to buy Advair Diskus for purposes not listed here.