Sulphur 4; acid tartrate of potassium 1; syrup of orange-peel 4; tragacanth in powder 1/24 part. The acid tartrate of potassium is added for the purpose of increasing the secretion from the intestine, while the sulphur stimulates peristaltic action.

Unguentum Sulphuris. Sulphur Ointment. - Sulphur mixed with benzoated lard, 1 part to 4, B.P.; 30 to 70, U.S.P. The U.S.P. ointment is nearly twice as strong as the B.P.

Uses. - See pp. 546, 547.

In skin diseases sulphur is used both as an antiparasitic, and as a stimulant in chronic and passive congestion. It is used as an ointment in scabies, and in tinea tonsurans, in severe cases of which an ointment of sulphur and tar with soap may be used, four drachms of sulphur and oil of cade to one ounce each of green soap and lard. In the true prurigo of Hebra it may be employed in Vleminckx's solution, which is made according to the following formula : -

B P Confectio Sulphuris Confection of Sulphur 211

Calcis .....................................................

B P Confectio Sulphuris Confection of Sulphur 212 ss.

Sulphuris Sublimati.................................

B P Confectio Sulphuris Confection of Sulphur 213 j.

Aquae .....................................................

B P Confectio Sulphuris Confection of Sulphur 214 x.

Evaporate to B P Confectio Sulphuris Confection of Sulphur 215 vj., then filter.

The solution must be rubbed into the skin while the patient is in a bath at the temperature of the body (98° F.). Obstinate cases of psoriasis may be similarly treated. Unguentum sulphu-ris is useful in acne, sycosis, seborrhoea, and chronic indurated eczema. In lupus erythematosus and lupus attended with a congested condition of the scalp, a paste of alcohol and sulphur is recommended.