Switching asthma patients from a pressurised metered dose inhaler (pMDI) to a dry powder inhaler (DPI) for maintenance therapy more than halves their carbon footprint without loss of asthma control, ...

Patients using dry powder inhalers to deliver medicine to their lungs need to breathe in at a “goldilocks” rate that is not too fast or too slow, and the drug particles need to be very fine – at ...