Decoctum Lappae, B.P.C. Decoction of Lappa.
Synonym.—Decoction of Burdock.
|Distilled Water ...||to 100.00|||||to 20 fl. ounces|
Add the root to 150 (30 fluid ounces) of the distilled water and boil until the volume of the strained liquid is reduced to 100 (20 fluid ounces).
Dose.—30 to 120 mils (1 to 4 fluid ounces) or more.