Conditions: Asthma Airway Obstruction
Keywords: Asthma airway obstruction beta2-agonist efficacy inhalation
Allocation: RANDOMIZED | Intervention model: CROSSOVER
Enrollment: 37
Healthy volunteers: no

Brief summary:
The purpose of this study is to investigate the pharmacodynamics of single doses of AZD3199 in asthmatic patients.

Detailed description:

Arms:
arm 1: AZD3199 120 microgram arm 2: AZD3199 480 microgram arm 3: AZD3199 1920 microgram arm 4: Placebo arm 5: Formoterol 9 microgram arm 6: Formoterol 36 microgram

Interventions: intervention 1: AZD3199 intervention 2: Formoterol intervention 3: Placebo
Intervention descriptions: intervention 1: Dry powder for inhalation, single dose intervention 2: Dry powder for inhalation, single dose intervention 3: Dry powder for inhalation, single dose

Protocol document: