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There is no evidence to support use of Stillingia to treat cancer, infections, or other medical conditions.
Stillingia is a root extract. It is known to contain chemicals called diterpene esters, toxic irritants that can cause swelling and inflammation of the skin. One laboratory experiment suggested that diterpene esters can halt the growth of cancer cells, but stillingia has not been studied.
Stillingia root is one of the ingredients in Hoxsey Herbal Therapy, which is promoted as an alternative cancer treatment.
Evidence is lacking to support these claims:
To treat bronchitis and relieve chest congestion
To treat cancer as part of the Hoxsey Herbal Therapy
Stillingia is an herb native to the southern United States. Its root has been used in traditional medicine to treat syphilis, bronchitis, constipation, hemorrhoids, and skin conditions. There are no clinical data to support the use of this herb for any of the proposed claims.
Stillingia contains diterpene esters that cause mucosal irritation and skin eruptions. Other reported toxicities include vertigo, diarrhea, nausea, vomiting, muscle ache, pruritus, cough, fatigue, and sweating (1).
Stillingia contains diterpene esters, toxic irritants that can cause swelling and inflammation of the skin (1). In vitro studies have shown that diterpene esters have antitumor activity (2), but stillingia has not been evaluated.