It does. Arecur® is effective in the treatment of chronic bronchitis, especially its exacerbations, which usually occur in the autumn-winter period. Arecur® improves the activity of immune cells of the respiratory tract, contributes to the destruction of infection. The use of Arecur® in the form of inhalations is recognized to be effective in the case of chronic bronchitis of a smoker and obstructive lung disease. It is also important that Arecur® acts as a medicine for the prevention of a lung cancer.