The purpose of the study is to assess the serum and urine concentrations after inhalation of 18 microgram formoterol as one dose.~Furthermore to investigate the serum and urine concentrations of inhaled formoterol and evaluate the difference between three groups: healthy men, male asthmatic subjects and male elite athletes with asthma.
The purpose of the study is to assess the blood and urine concentrations of inhaled formoterol.