Active substances Aqueous extract of Ziziphus Alcoholic extract of Ziziphus Aqueous extract of Ecalyptus Aqueous extract of Ecalyptus Resins - - + + Tannins + + + + Alkaloids + + - - Phenols + + + + Glycosides + + + + pH 5.91 4.73 5.30 4.34

(-)Negative detection , (+)Positive detected.

Table 1: Some active groups of Eucalyptus and Ziziphus leaves extracts.