• November 1, 2017

Over the last 20 years, inhalation drug delivery has been adjusting to the phase out of chlorofluorocarbon (CFC) propellants. Following the signature of the Montreal Protocol on September 16, 1987, there has been a rush to re-formulate pressure metered dose inhalers (pMDIs) using alternative propellant systems. This has led to the advent of dry powder […]