Calomel
Calomel
Calomel (pronounced: /ˈkæləˌmɛl/) is a chemical compound that was historically used in medicine, particularly in the 18th and 19th centuries. Its chemical name is mercurous chloride (Hg2Cl2).
Etymology
The term "calomel" is derived from the Greek words 'kalos' meaning beautiful, and 'melas' meaning black. It was so named because it turns black when heated.
Usage in Medicine
Calomel was used as a purgative and diuretic, and was a common treatment for a variety of ailments. However, due to its mercury content, it has largely been phased out of medical use due to the risk of mercury poisoning.
Related Terms
- Mercury: A chemical element, symbol Hg, atomic number 80. Calomel is a compound of mercury.
- Chloride: An ion derived from chlorine. Calomel is a chloride of mercury.
- Purgative: A substance used to promote evacuation of the bowels. Calomel was historically used for this purpose.
- Diuretic: A substance that promotes diuresis, the increased production of urine. Calomel was also used as a diuretic.
See Also
External links
- Medical encyclopedia article on Calomel
- Wikipedia's article - Calomel
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