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In medicine, a tincture is an alcoholic extract (e.g. of an herb) or solution of a non volatile substance (e.g. of iodine, mercurochrome.) Solutions of volatile substances were called spirits. Some examples that were formerly common in medicine include:- tincture of benzoin
- tincture of cantharides
- tincture of ferric citrochloride (a chelate of citric acid and ferric chloride)
- tincture of green soap (which also contains lavender)
- tincture of guaiac
- tincture of iodineTincture of iodine is 3% elemental iodine in ethanol base. It is an essential component of any emergency survival kit, used both to disinfect wounds and to sanitize surface water for drinking (3 drops/L, let stand for 30 minutes. It can also be used to de
- tincture of opiumOpium is a narcotic drug which is obtained from the unripe seed pods of the opium poppy Papaver somniferum L. or the synonym paeoniflorum . To harvest opium, the skin of the ripening pods is scored by a sharp blade. The slashes exude a white, milky latex, ( laudanumLaudanum is an alcoholic tincture of opium, sometimes sweetened with sugar and also called wine of opium''. In the 16th century, a Swiss physician named Paracelsus (1493-1541) experimented with the medical value of opium. He decided that its medical (anal)
- camphorCamphor also known as 1,7,7-trimethyl-bicyclo(2,2,1)heptan-2-one, d camphor, d (+)-camphor, (+)-2-bornanone, d-2-bornanone, 1,7,7-Trimethylnorcamphor, 2-Camphanone, 2-camphonone, Bornan-2-one, or Caladryl has the chemical formula C H O. General Name Camphated opium tincture ( paregoricParegoric also known as Camphorated Opium Tincture is an medicine known for its anti-diarrheal and systemic properties. The principal active ingredient of this mixture is morphine (~ 1%), with other ingredients being benzoic acid, camphor and anise oil.)
The phrase "Tincture of time" refers to the tendency of many things to resolve themselves if one simply waits.
Examples of spirits include:
- spirit of ammoniaAmmonia is a chemical compound with the formula. The molecule is not flat, but has the shape of a flattened tetrahedron known as a trigonal pyramid''. In solution it forms the positively charged ammonium ion , which has the shape of a regular tetrahedron. (also called spirit of hartshorn)
- spirit of camphorCamphor also known as 1,7,7-trimethyl-bicyclo(2,2,1)heptan-2-one, d camphor, d (+)-camphor, (+)-2-bornanone, d-2-bornanone, 1,7,7-Trimethylnorcamphor, 2-Camphanone, 2-camphonone, Bornan-2-one, or Caladryl has the chemical formula C H O. General Name Camph
- "spirit of nitre" is not a spirit in this sense, but an old name for nitric acid
- similarly "spirit of vinegar" actually meant glacial acetic acid
In heraldry, the tinctures are the colors used in a coat of arms: see tincture (heraldry).
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