Potential Interaction of Green Tea Extract with Hydrochlorothiazide on Diuretic Activity in Rats

Table 1

Qualitative analysis of the extract.

Different plant constituents	Tests
Test for alkaloids	Mayer’s test, Dragendroff’s test, Wagner’s test, and Hager’s test
Test for proteins and amino acids	Millon’s test, Biuret test, and ninhydrin test
Test for anthraquinones	Modified Borntrager’s test
Test for flavonoids	Ferric chloride test and lead acetate test
Test for carbohydrates	Molisch’s test
Test for reducing sugars	Fehling’s test and Benedict’s test
Test for saponins	Foam formation test
Test for tannins	Ferric chloride test and lead acetate test
Test for steroids, triterpenoids, and cardiac glycosides	Liebermann-Burchard test, Salkowski test, Noller’s test, Legal’s test, Baljet test, and Keller Kiliani’s test