INTERNATIONAL CO UNCIL FOR HARMONISATION OF TECHNICAL REQUIREMENTS FOR PHARMACEUTICALS FOR HUMAN USE ICH HARMONISED GUIDELINE GOOD CLINICAL PRACTICE (GCP) E6(R3) Draft version Endorsed on 19 May 2023 Currently under public consultation At Step 2 of the ICH Process, a consensus draft text or guideline, agreed by the appropriate ICH Expert Working Group, is transmitted by the ICH Assembly to the regulatory authorities of the ICH regions for internal and external consul tation, according to national or regional procedures.