[citation needed] The root extract, known as "Pedra Hume de Kaá" is used by the natives as a powerful healing poultice.

[1] Pedra hume caá is a medium-sized shrub that grows in drier regions of the Amazon and other parts of Brazil.

[citation needed] Pedra hume caá has been used by indigenous tribes in the rainforest for diabetes, diarrhea, and dysentery.

[citation needed] It remains a very popular natural remedy for diabetes throughout South America; the traditional use is a simple leaf tea with a pleasant, slightly sweet taste.

It is also used for hypertension (high blood pressure), enteritis (inflammation of the bowels), hemorrhage, and mouth ulcers.