The plants examined contained carbohydrates and for glucosides, catechol tannins, flavonoid glycosides, sterols and/or triterpenes, oxidase enzyme present or absent, lactones and /or esters and volatile substance. Because of the therapeutic application of these plants in Folk's medicine, it was decided to study the pharmacological properties of the V. amygdaline and T. diversifolia. They seem to possess the following properties, intestinal and uterine stimulant actions, hypotensive, depressing the coronary outflow, antidiabetic action, antitumor, but have no effect on renal outflow.