The aim of the study is to evaluate the efficacy of ciclesonide in patients with persistent asthma over 3 months, especially in the cold season. Ciclesonide will be inhaled by a metered-dose inhaler. The study will provide further data on safety and tolerability of ciclesonide.

Main inclusion criteria:

• History of persistent bronchial asthma

Main exclusion criteria:

• Hypersensitive to compounds of Alvesco
• Other criteria as defined in the Summary of Product Characteristics (Fachinformation Chapter 4.3)

Outpatients