Question

What is coal tar also known as when used in shampoo, ointment etc?
A. Liquor carbonis detergens
B. Solidified carbonis detergens
C. Solidified coke detergents
D. All of the above

Answer 1

Hint: Coal tar is a dense, dark liquid that is generated as a by-product of the coal-to-coke and coal-to-gas conversion process. It has medicinal and industrial applications. It is a topical drug used to treat psoriasis and seborrheic dermatitis on the scalp (dandruff). It can be combined with UV light therapy for better results. It is used in the surfacing of roads and as a railway tie preservative in industry.

Complete answer:
Coal tar was first found in 1665 and was first used for medicinal uses in the 1800s. The discovery that it could be used as the main ingredient in synthetic dyes around 1850 sparked the birth of a whole industry. It is classified as an essential medicine by the World Health Organization. Coal tar is available as a generic and over-the-counter drug. Face itching, heat exposure, allergic reactions, and skin discoloration are also possible side effects. It's unknown if using it during pregnancy is healthy for the infant, and it's not usually advised to use it during breastfeeding. The precise mechanism of action is yet to be discovered.
It consists of phenols, polycyclic aromatic hydrocarbons (PAHs), and heterocyclic compounds in a complex mixture. Antifungal, anti-inflammatory, anti-itch, and antiparasitic effects have been discovered in it. Medicated shampoo, soap, and ointment include coal tar. Antifungal, anti-inflammatory, anti-itch, and antiparasitic effects have been discovered in it. It's used topically to cure dandruff and psoriasis, as well as to remove and repel head lice. It can be combined with UV light therapy for better results. Pine tar has also been used in the past for this reason.
Coal tar, also known as liquor carbonis detergens (LCD) and liquor picis carbonis (LPC), can be used to cure dandruff and psoriasis, as well as to remove and repel head lice.
Hence option A is correct

Note:
There are two types of coal tar: crude coal tar (Latin: pix carbonis) and coal tar solution (Latin: liquor picis carbonis, LPC), also known as liquor carbonis detergens (LCD). Denorex, Balnetar, Psoriasin, Tegrin, T/Gel, and Neutral are some of the brand names. As used in the extemporaneous treatment of topical drugs, it is supplied as coal tar topical solution USP, which is made up of a 20% w/v solution of coal tar in alcohol plus a 5$\%$ w/v solution of polysorbate 80 USP; it must then be dissolved in an ointment base like petrolatum.