George Collins

This article reviews sources of excipient variability, including raw materials and processing, both of which may vary from supplier to supplier and from plant to plant for a single manufacturer.

Viewpoint: Continued dialogue among pharma stakeholders is needed to achieve consensus regarding excipient composition.

This article seeks to encourage continued dialogue among stakeholders to achieve consensus regarding excipient additives and processing aids.

This article seeks to promote dialogue among stakeholders to facilitate consensus regarding requirements for excipients.