The book "Indian Systems of Medicine" by Soumya Bhattacharya and Mithun Rudrapal is an exhaustive resource that delves into the principles and practices of Indian Systems of Medicine (ISM). The authors provide a comprehensive introduction to Indian Systems of Medicine (ISM) covering its history philosophy and various branches including Ayurveda Yoga Siddha Unani and Homoeopathy. The book also explores the integration of Indian Systems of Medicine (ISM) with modern scientific standards and research methodologies addressing topics such as formulation development standardization techniques and Good Manufacturing Practices (GMP) for Indian Systems of Medicine (ISM) formulations. Additionally it discusses contemporary challenges in quality assurance safety monitoring and regulatory frameworks making it an invaluable resource for students practitioners researchers and academicians.