Study: NCT00245570

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Montelukast
Description: 1 dose montelukast 10 mg tablet given orally in one of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Montelukast
Description: 1 dose montelukast 10 mg tablet given orally in one of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Salmeterol
Description: 1 dose of 50 ug salmeterol given by inhalation in one of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Salmeterol
Description: 1 dose of 50 ug salmeterol given by inhalation in one of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Salmeterol
Description: 1 dose of 50 ug salmeterol given by inhalation in one of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Salmeterol
Description: 1 dose of 50 ug salmeterol given by inhalation in one of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Salmeterol
Description: 1 dose of 50 ug salmeterol given by inhalation in one of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Salmeterol
Description: 1 dose of 50 ug salmeterol given by inhalation in one of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (montelukast)
Description: 1 dose matching-image placebo to montelukast tablet in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (montelukast)
Description: 1 dose matching-image placebo to montelukast tablet in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (montelukast)
Description: 1 dose matching-image placebo to montelukast tablet in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (montelukast)
Description: 1 dose matching-image placebo to montelukast tablet in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (montelukast)
Description: 1 dose matching-image placebo to montelukast tablet in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (montelukast)
Description: 1 dose matching-image placebo to montelukast tablet in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (salmeterol)
Description: 1 dose matching-image placebo of salmeterol 50 ug inhalation in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (salmeterol)
Description: 1 dose matching-image placebo of salmeterol 50 ug inhalation in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (salmeterol)
Description: 1 dose matching-image placebo of salmeterol 50 ug inhalation in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (salmeterol)
Description: 1 dose matching-image placebo of salmeterol 50 ug inhalation in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (salmeterol)
Description: 1 dose matching-image placebo of salmeterol 50 ug inhalation in two of three treatment periods

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Comparator: Placebo (salmeterol)
Description: 1 dose matching-image placebo of salmeterol 50 ug inhalation in two of three treatment periods