Bringing Chemistry to Medicine - The Contribution of Paracelsus to Modern Toxicology

Chimia (Aarau). 2020 Jun 24;74(6):507-508. doi: 10.2533/chimia.2020.507.


At the heart of Paracelsus' medical theory is the belief that all matter can be reduced to three basic elements: sulphur, mercury and salt. Their unique properties can be harnessed in the preparation of specific medicines. In this way, poisons can become medicines since it is the dose that determines toxicity.