Long-term control medications help prevent lung disease symptoms and need to be taken daily in order to control the symptoms arising from lung diseases. Combination medications can be prescribed as these help improve lung function. Leukotriene modifiers can be prescribed for people who suffer from asthma attacks. These help to improve symptoms arising due to asthma. Theophylline can be prescribed as a long-term asthma control medication. Anti-IgE can be prescribed for people who suffer from chronic asthma. Other options include inhaled steroids.