Published April 23, 1987; Revised March 13, 1990.
List of German Commission E Monographs (Phytotherapy)
Polygoni avicularis herba, knotweed, knotgrass.
Knotweed herb consists of the dried herb, occasionally containing roots, of Polygonum aviculare L. [Fam. Polygonaceae], gathered during flowering season, as well as its preparations in effective dosage.
The drug contains tannin and silicic acid.
Mild catarrhs of the respiratory tract, inflammatory changes to the oral and pharyngeal mucosa.
4 - 6 g of drug; equivalent preparations. Mode of Administration Ground herb for teas and other galenical preparations for internal use and local application.