Japan Aligns Generic Drug Regulation With ICH Standards-What This Means for Global Pharma?
Regulatory Affairs Services for Generics in Japan Japan’s Ministry of Health, Labour & Welfare (MHLW) and the Pharmaceuticals and Medical Devices Agency (PMDA) have taken a major step in harmonising generic drug regulation with International Council for Harmonisation (ICH) quality expectations. This shift extends key ICH guidelines including stability (e.g., ICH Q1 series) and impurity standards to generic pharmaceutical submissions in Japan. Why this matters: Generic drug dossiers now must include ICH-aligned quality data , including long-term stability studies tailored to Japan’s climatic conditions. Applicants must use the ICH CTD structure (Modules 2 & 3) for consistency with global submissions. Early PMDA engagement is key for clarifying expectations and avoiding review delays. Strategic impact for manufacturers: Drives regulatory convergence with major markets (US, ...