Overview Symptom-driven Maintenance and Reliever Treatment to Prevent Exacerbations in COPD Status: Unknown status Trial end date: 2019-12-15 Target enrollment: Participant gender: Summary Study to investigate the effects of symptom-driven maintenance and reliever therapy in COPD. Phase: Phase 3 Details Lead Sponsor: University Medical Center GroningenTreatments: BudesonideBudesonide, Formoterol Fumarate Drug CombinationFluticasoneFluticasone Propionate, Salmeterol Xinafoate Drug CombinationFluticasone-Salmeterol Drug CombinationFormoterol FumarateSalmeterol XinafoateXhance