Another excellent lotion somewhat similar to the last, but of oily character, is made up of three drachms each of calamine and zinc oxide, one drachm of boric acid, ten to thirty drops of carbolic acid, and three ounces each of lime-water and oil of sweet almonds.
Carbolic-acid lotion, about two drachms to the pint of water, to which may be added two or three drachms each of glycerin and alcohol; or, if there is intense itching, carbolic acid may be added to the several washes already mentioned.
A lotion made of one or two drachms of liquor carbonis detergens[A] to four ounces of water.
The following wash, especially in the dry form of the disease:—
℞ Ac. borici, ...................................... ʒiv
Ac. carbolici, ................................... ʒj
Glycerinæ, ....................................... ʒij
Alcoholis, ....................................... ʒij
Aquæ, ............... q.s. ad. ................... Oj. M.
[A] Liquor carbonis detergens is made by mixing together nine ounces of tincture soap bark and four ounces of coal tar, allowing to digest for eight days, and filtering. The tincture of soap bark used is made with one pound of soap bark to one gallon of 95 per cent. alcohol, digesting for a week or so. Instead of the proprietary name above, Prof. Duhring has suggested that of tinctura picis mineralis comp.
Dusting-powders, of starch, zinc oxide and Venetian talc, alone or severally combined, applied freely and often, so as to afford protection to the inflamed surface:—
℞ Talci venet,
Zinci oxidi, ...............āā.................... ʒiv
Amyli, ........................................... ℥j. M.
If washes or dusting-powders should disagree or are not desirable or practicable, ointments may be employed, such as—
Oxide-of-zinc ointment, cold cream, petrolatum, plain or carbolated, diachylon ointment (if fresh and well prepared), and a paste-like ointment, as the following, usually called “salicylic-acid paste”; in markedly itchy cases, five to fifteen grains of carbolic may be added to each ounce: