From: Inhaled corticosteroids for asthma: impact of practice level device switching on asthma control
Type of ICS device switch | No. (%) of patients (n = 824) |
---|---|
Dry powder to metered-dose inhaler | 437 (53) |
Dry powder to dry powder inhaler (different brand) | 106 (13) |
Dry powder to breath-actuated inhaler | 151 (18) |
Breath-actuated to metered-dose inhaler | 105 (13) |
Breath-actuated to breath-actuated inhaler (different brand) | 25 (3) |