An unguent is a soothing preparation spread on

wound A wound is a rapid onset of injury that involves lacerated or punctured skin (an ''open'' wound), or a contusion (a ''closed'' wound) from blunt force trauma or compression. In pathology, a ''wound'' is an acute injury that damages the epider ...

s, burns,

rash A rash is a change of the human skin which affects its color, appearance, or texture. A rash may be localized in one part of the body, or affect all the skin. Rashes may cause the skin to change color, itch, become warm, bumpy, chapped, dry, c ...

es, abrasions or other topical injuries (i.e. damage to the skin). It is similar to an

ointment A topical medication is a medication that is applied to a particular place on or in the body. Most often topical medication means application to body surfaces such as the skin or mucous membranes to treat ailments via a large range of classes ...

, though typically an unguent is oilier and less

viscous The viscosity of a fluid is a measure of its resistance to deformation at a given rate. For liquids, it corresponds to the informal concept of "thickness": for example, syrup has a higher viscosity than water. Viscosity quantifies the in ...

. It is usually delivered as a semi-solid paste spread on the skin, and it is often oily in order to suspend the medication or other

active ingredient An active ingredient is any ingredient that provides biologically active or other direct effect in the diagnosis, cure, mitigation, treatment, or prevention of disease or to affect the structure or any function of the body of humans or animals. The ...

s. During the

Victorian era In the history of the United Kingdom and the British Empire, the Victorian era was the period of Queen Victoria's reign, from 20 June 1837 until her death on 22 January 1901. The era followed the Georgian period and preceded the Edwa ...

, the use of the unguent macassar oil on the hair became so popular that antimacassars were invented to prevent damage to furniture.Fleming, John &

Hugh Honour Hugh Honour FRSL (26 September 1927 – 19 May 2016) was a British art historian, known for his writing partnership with John Fleming. Their ''A World History of Art'' (a.k.a. ''The Visual Arts: A History''), is now in its seventh edition and H ...

. (1977) ''The Penguin Dictionary of Decorative Arts. '' London:

Allen Lane Sir Allen Lane (born Allen Lane Williams; 21 September 1902 – 7 July 1970) was a British publisher who together with his brothers Richard and John Lane founded Penguin Books in 1935, bringing high-quality paperback fiction and non-fict ...

, p. 26.

Mercurochrome unguent

Various preparations of

mercurochrome Merbromin (marketed as Mercurochrome, Merbromine, Mercurocol, Sodium mercurescein, Asceptichrome, Supercrome, Brocasept and Cinfacromin) is an organomercuric disodium salt compound used as a topical antiseptic for minor cuts and scrapes and as ...

unguent are occasionally used as

adjunct therapy Adjuvant therapy, also known as adjunct therapy, adjuvant care, or augmentation therapy, is a therapy that is given in addition to the primary or initial therapy to maximize its effectiveness. The surgeries and complex treatment regimens used i ...

in the treatment of furunculosis, and palliative relief of

Kaposi sarcoma Kaposi's sarcoma (KS) is a type of cancer that can form masses in the skin, in lymph nodes, in the mouth, or in other organs. The skin lesions are usually painless, purple and may be flat or raised. Lesions can occur singly, multiply in a limit ...

s, although mercurials should only be used in extreme cases due to high toxicity and severe hypersensitivity or idiosyncratic reactions. It was also used by the Egyptians to help soothe their skin from the dry heat.

References

Routes of administration Ointments {{analgesic-stub

Mercurochrome unguent

See also

References