Trochisci Albi, Rhasis. Pag. 129, in the Latin Book. Or, White Troches.
The Colledg] Take of Ceruss washed in rosewater ten drachms, Sarcocol three drachms, white Starch two drachms, Gum Arabick, and Tragacanth, of each one drachm, Camphire half a drachm, either with Rosewater, or womens milk, make it into Troches ac∣cording to art.
Culpeper] A. They are cool without Opium, but cooler with it, as also very drying, and are used in injections in ulcers in the yard, and the running of the reins &c. It seems now the Colledge, is very unwilling that you should know, that they use to con∣tain half a drachm of Opium. If there be an infla∣mation you may use them with Opium, if not, with∣out, and the manner of using them is this, take a drachm of the Troches, which having beaten into pouder, mix with two ounces of plantane water, and with a Syringe inject it into the yard.