British Journal of Clinical Pharmacology
Twenty years of inhaler therapy: A nationwide drug utilization study
Aims This study aimed to map nationwide trends and prescribing patterns in inhaler use from 2004 to 2023. In light of evolving clinical guidelines and attention to the environmental impact of inhalers within recent years, we also examined variation in prescribing behaviour and patient‐level treatment choices. Methods Using nationwide health registries, we identified all individuals redeeming prescriptions for pressurized metered‐dose inhalers (pMDIs), dry powder inhalers (DPIs) and soft mist inhalers (SMIs) in Denm …