HISTORICAL EDITION GUIDE
Synthesis 9.1V.
A repertory in context.
Explore an earlier edition of Synthesis, the repertory edited by Frederik Schroyens, and the ideas behind working with its source material.
Explore this guide ↓
UNDERSTANDING THE EDITION
A foundation built on references.
Synthesis brings classical source material together with later additions, clinical contributions and provings.
THE REPERTORY
Edited by Frederik Schroyens
Synthesis is an evolving reference work. Its editorial approach combines historical material with contributions from across the homeopathic profession.
THE “V” IN 9.1V
Veterinary information
The 9.1V designation includes veterinary rubrics. Explore the veterinary guide for more about using RadarOpus in veterinary work.
Veterinary guide →THE HISTORICAL CONTEXT
Part of a longer history
The publisher’s reprint history lists the English Full Synthesis 9.1 in August 2004. This is a print-edition milestone, distinct from later Synthesis editions.
Publisher’s version history ↗WORKING WITH SYNTHESIS
From a word to its source.
An overview of the Synthesis workflow. Contact us to confirm the tools available with your edition, software engine and licence.
Follow cross-references
Move between related rubrics to explore alternative descriptions and discover connections within the repertory.
Explore miasmatic tags
Symptom tags based on Ortega and Giampetro group relevant rubrics by the three fundamental miasms.
Explore specialist modules →Find rubrics through concepts
Concept files provide another route into the repertory, connecting medical terms and everyday expressions with relevant rubrics.

Keep additions traceable
Attach bibliographical references and the underlying source text when making additions, and share additions with other users.
Work with remedy families
Add remedy families to rubrics to support a kingdoms and families approach to studying the material.
Explore language options
Synthesis language options have included English, Dutch, French, German, Spanish, Italian, Portuguese and Turkish.
REPERTORY VIEWS
Choose how you explore the material.
Use repertory views to filter the information you explore. A classical view filters out additions of modern remedies, offering a focused way to work with the wider source material.
CONTRIBUTIONS TO SYNTHESIS
A collaborative reference work.
Clinical additions and provings have enriched the Synthesis reference work.
Clinical contributions
F. Master, R. Morrison, Dr Ramakrishnan, P. Schmidt, A. Saine, F. DeGroote and O. Julian.
Modern provings
J. Sherr, M. Norland, N. Herrick, T. Rowe, L. Klein, R. Sankaran, P. Fraser, J. Shore, L. Schulz, A. Schadde, P. Tumminello, A. Gray, M. Thakar, Eberle & Richter, CCRH and J. Huenecke.
WHERE NEXT?
Find the right Synthesis for you.
Looking for a new package, checking an older edition or using a repertory on your phone? Start with the relevant guide.
