Phytotherapeutically used, dried herb from leaves, stems and flowers of the path octopus . No pharmacopoeia quality description.
HMPC monograph: Traditional-use: Ínternal and as a gargle solution: irritation in the throat, hoarseness, dry cough
ESCOP: not edited
Commission E: no monograph.
In France, the herb of the rue was also called "herbe de chantre", translated: "singer's herb". Singers liked to take a cup of rue tea before the performance to prevent hoarseness.