The pharmaceutical industry has expressed a need for greater clarity regarding the timeline for converting quality information for new and existing drug and biologics dossiers to the common technical document (CTD) format described in the International Council for Harmonisation’s (ICH) M4Q(R2) guideline.
 
These were among the many concerns raised by the EU pharmaceutical industry in their feedback submitted in response to the European Medicines Agency’s (EMA) request for comment on the M4Q(R2) guideline. The guideline was published by ICH in May 2025.. [EMA]