It is well known that a large majority of homoeopathic medicines are derived from the plant, mineral and animal kingdoms the world over. Many of these polychrest remedies are considered to be extremely valuable and a large amount of information regarding their clinical use and therapeutic effectiveness can be very easily obtained. However there also exists a relatively obscure cluster of remedies that have become a highly contentious subject in the field of homoeopathic medicine: the imponderabilia. Extremely little is known about these remedies except that they have existed from the very...