Ph.D. in Siddha Medicine is a research-based program that focuses on the traditional healing system of Siddha, which originated in Tamil Nadu, India. The course typically spans 3 - 5 years, offering an in-depth study of the Siddha system, including its diagnostic methods, treatments, medicinal plants, and pharmacology. Candidates conduct original research to contribute to the development of Siddha medicine, with a focus on both ancient texts and modern scientific methods. The program also includes training in clinical practices, therapeutic techniques, and drug formulation, aiming to blend traditional knowledge with contemporary healthcare practices.