Medicinal Plants of Bangladesh
Medicinal Plants Database of Bangladesh includes the authentic Taxonomic Information, Vernacular/Bangla Name, Tribal and English Name, Family, Description and Photograph of the Plants, Chemical Constituents, Uses and Distribution of the species in Bangladesh. MPBD also contain dictionary of Botanical and Pharmacological terms.
Bengali/Vernacular Name: Iswarmul.
English Name: Indian Birthwort.
A slender perennial twiner. Leaves 10-12.5 cm long, linear-oblong to obovate-oblong abruptly or gradually obtusely acuminate. Flowers in few-flowered axillary racemes, perianth straight, greenish, base globose, tube shortly funnel-shaped, mouth oblique trumpet-shaped, gradually passing into oblong brownish lip. Capsules 3.4-5 cm long, oblong or globose-oblong.
The root is stimulant, tonic and emmenagogue; employed in malarial fever, intermittent fevers and useful in pains in the joints, given to children for flatulance and dyspepsia. The juice of the root is given orally in stomachache and rheumatism in Jointiapur of Sylhet. Decoction of root is used in impotency. The juice of fresh leaves is stomachic, tonic and antiperiodic; very useful in treating croup of children, by inducing vomiting without causing any depression. Seeds are purgative; useful in inflammations, biliousness, dry coughs, joint pains and dyspnoea of children.
Aristolochic acid contained in the root is antitubercular. Roots sesquiterpene exhibited interceptive (100%) and antiimplantation (90.7%) in mice and antiestrogenic. EtOH(50%) extract is diuretic (Asolkar et al., 1992).
Roots contain phenanthrene derivative, the chief active constituent of which is aristolochic acid. They also contain isoaristolochic acid, allantion, other phenanthrene derivatives, alkaloid, aristolochine; a number of sesquiterpenes, ishwarone, ishwarane, aristolochene; ishwarol, tannins and an essential oil containing carbonyl compounds. (Ghani, 2003).
Dhaka, Dinajpur, Rajshahi and Tangail.