Unguentum Piperis Nigri.—Ointment of Black Pepper.
Related entry: Piper (U. S. P.)—Piper
Preparation.—Take of prepared lard, 1 pound; soot, 4 ounces; tar, 1 pint; black pepper, in powder, 4 ounces. Melt the lard and tar together, then add the suet and pepper.
Action and Medical Uses.—This is used in tinea capitis, in the same manner as the ointment of tar.