Inhalers come in three main types: metered-dose inhaler (MDI) dry powder inhaler (DPI) soft mist inhaler (SMI) Keep reading to learn about each type of inhaler, including the medications available ...

Metered dose inhalers (MDI) contribute to 13% of NHS carbon footprint ... As the price of 30 days of treatment is £1.46 for a Salamol inhaler, this would mean a cost saving of £4,134.72 per year. And ...