Recommended Dosage
Sweet Variety : 2 to 3 g powder; Bitter Variety : For external use only.

Contraindication
The bitter variety is not to be ingested under any circumstances as it may cause death. Avoid the use of sweet variety in patients taking colchicine. Caution is also warranted in patients on cyclosporine, gemfibrozil, macrolide antibiotics, and St. John’s Wort. Care must be observed with old and weakend patients, as well as with those who suffer from heart, kidney or gastrointestinal conditions.The sweet variety is also contraindicated during pregnancy.