OTC Medicines

EMA Consultation – ICH E22 Guideline on General Considerations for Patient Preference Studies 

The European Medicines Agency (EMA) has published for public consultation the
International Council for Harmonisation of Technical Requirements for Pharmaceuticals for Human Use (ICH) E22 Guideline on general considerations for patient preference studies (PPS). The deadline for comments is 12 April 2026. 

EMA Consultation – ICH E22 Guideline on General Considerations for Patient Preference Studies 
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