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A valuable diuretic, it is often taken to treat skin problems such as seborrhoea, eczema and psoriasis, and as a general detoxifying agent in serious illnesses such as cancer.
The whole plant, excluding the root, is alterative, antiphlogistic, aperient, astringent, depurative, diaphoretic, diuretic, febrifuge, tonic and vulnerary.
It is used both internally and externally in the treatment of a wide range of ailments, including as a poultice for wounds, ulcers and many other skin problems, and as a decoction for insomnia and cases where a strong diuretic is beneficial.
It has been shown of benefit in the treatment of glandular fever, ME, tonsillitis, hepatitis, cystitis etc. The plant is often used as part of a spring tonic drink with other herbs.
A tea made from the plant has traditionally been used internally and externally in the treatment of cancer.
A homeopathic remedy has been made from the plant.