Pharmacognostical Studies on Leaves of Allamanda cathartica with Detail Physicochemical and Phytochemical Evaluation

Allamanda cathartica L. is an evergreen vine like woody shrub which is a genus of mostly climbing shrub of Apocyanaceae family. In traditional medicine in moderate doses, the leaves are used as a cathartic, their infusion or extract is given in colic. Therefore in this context the detailed pharmacognostic study of leaves with reference to physicochemical and phytochemical evaluation has been carried out with aim to establish its pharmacognostical standards. The phytochemical studies of methanolic extract of leaves reveals the presence of carbohydrates, reducing sugars, hexose sugar, Saponin glycosides, flavonoids, alkaloids, amino acids, phenolic compounds, steroids, proteins.