Pulvis Talci Salicylicus (N. F.)—Salicylated Powder Of Talcum.

Preparation.—"Salicylic acid, thirty grammes (30 Gm.) [1 oz. av., 25 grs.]; boric acid, in fine powder, one hundred grammes (100 Gm.) [3 ozs. av., 231 grs.]; talcum, in fine powder, eight hundred and seventy grammes (870 Gm.) [1 lb. av., 14 ozs., 301 grs. ]. Mix them intimately. Note.—The corresponding preparation of the German Pharmacopoeia has the title Pulvis Salicylicus cum Talco, and contains 10 parts of wheat starch in place of boric acid"—(Nat. Form.).

Medical Uses.—This agent is used as a dusting powder for irritated surfaces, intertrigo, excoriations, etc. (see Talcum, under Liquor Sodii Silicatis).

King's American Dispensatory, 1898, was written by Harvey Wickes Felter, M.D., and John Uri Lloyd, Phr. M., Ph. D.