Pressurized metered-dose inhalers and their impact on climate change

Abstract

Hydrofluorocarbon propellants in pMDIs are responsible for roughly 0.03% of yearly global greenhouse gas emissions.[1][1] Prescriptions for pMDIs represent about 3% of total health care–related emissions from the United Kingdom’s National Health Service.[2][2] The carbon footprint from 1 pMDI (