Repertory is a term used to describe ‘a treasure’ or ‘a book’ in which we can search for anything. ‘Homoeopathic repertory’, is an index of symptoms, listed after each symptom are the remedies that are associated with it. Repertories are often very extensive and may include data extracted from multiple sources of materia medica. It is defined as ‘a systematically and logically arranged index to the homoeopathic materia medica, full of information collected from toxicology during proving and clinical experience’. It is a connecting link between materia medica and disease.