Relative Bronchodilating Effects of Formoterol When Administered Via Symbicort Pressurized Metered-dose Inhaler (pMDI) or Oxis Turbuhaler

A Randomized, Multicenter, Open-label, Active-controlled, Single-dose, 5-period, Incomplete Block, Cross-over Study to Evaluate the Relative Bronchodilating Effects of Formoterol When Administered Via Symbicort pMDI or Oxis Turbuhaler to Adults With Stable Asthma

The purpose of this study is to compare the therapeutic effects of formoterol in Symbicort with formoterol in Oxis Turbuhaler for the treatment of adults with stable asthma.

Inclusion Criteria:

• At least 18 years of age
• Diagnosis of asthma and baseline lung function tests as determined by the protocol
• Required and received treatment with inhaled corticosteroids within timeframe and doses specified in the protocol

Exclusion Criteria:

• Severe asthma
• Has required treatment with any non-inhaled corticosteroids within previous 4 weeks, has sensitivity to drugs specified in protocol or requires treatment with beta-blockers