Refining inhaled product testing: A review

Across the pharmaceutical industry there is a strong drive towards greater efficiency, from faster time to market, through to better manufacturing practice. Over the last decade, the regulatory environment has changed, as exemplified by the introduction of Quality by Design (QbD), but so too have the economics of the market place, with a buoyant generics sector intensifying the requirement for cost-effective production. Extending knowledge and understanding to promote best practice is now a primary concern.