This newest edition adds more than 300,000 remedy occurrences and over 115 completely new remedies to the Synthesis 8. Some highlights of the book are: Integrating the major Repertory work of Bonnighausen and Boger (448.000 author references), full integration of separate repertories such as Boericke and Phatak. Vastly increased new information (115 new remedies, includes many recent provings and 473 remedies with over 50% new information). Standardised and simplified repertory structure.