Synopsis This book contains the basic concepts of Materia Medica like: how to study materia medica, different types of materia medica, building & construction of materia medica, sources of homoeopathic materia medica, different approaches to study materia medica, scope & limitations of materia medica, groups of homoeopathic drugs, different types of constitutions, relationship of the drugs, drug action, different routes and principles of drug administration, selection of potency & doses, time modalities and specific timings, left and right sided remedies, therapeutic index etc.