Cayratia trifolia (Linn.) Domin (Vitaceae) is a perennial climber, commonly known as fox grape in English, Amalbel, Ramchana in Hindi and Amlavetash in Sanskrit, found in India, Asia and Australia. The infusion of seeds along with extract of tubers is used traditionally for the treatment of diabetes. Whole plant is used as diuretic, in tremors and splenopathy. It is reported to possess antivira...