This book provides a comprehensive understanding of various vigilance systems in healthcare, including pharmacovigilance, materiovigilance, and hemovigilance. It explains their principles, objectives, and significance in ensuring patient safety through post-marketing surveillance and adverse event reporting. The content highlights the historical evolution, global relevance, and Indian initiatives such as the PvPI, MvPI, and HvPI programs. It also covers reporting mechanisms, regulatory frameworks, and best practices followed in healthcare institutions. Overall, the book aims to promote...