In our News dated 18 February we reported on a question & answer (Q&A) paper which was published by EMA and FDA together at the end of 2014. This document answers questions on detailed requirements in connection with the documents concerning regulatory submissions. It also answers a question on the topic design of experiments (DOE).
The document answers the question "What level of detail should be considered for design of experiments (DOEs) in a regulatory submission?" as follows:
The level of detail should be commensurate with the significance of the outcome of the DOE to the selection of the product design, commercial manufacturing process and control strategy. According to the document a DOE to define operating ranges for an important unit operation would normally be considered of high significance. The information provided to the authority in such cases could include:
Please also see the "Questions and answers on level of detail in the regulatory submissions".