In vitro biological activity of decoction of Joshanda.

Joshanda is a polyherbal product, commonly practicing in inflammation of upper respiratory tract as tea. The present study was conducted to find out its antimicrobial, phytotoxic, leishmanicidal and cytotoxic activities. The decoction of the product showed profound activity against Gram positive tested pathogens especially S.

A new 14-membered cyclopeptide alkaloid from Zizyphus oxyphylla.

One new 14-membered frangulanine-type cyclopeptide alkaloid, oxyphyl line-A (1) has been isolated from the stem bark of Zizyphus oxyphylla together with the known 13-membered cyclopeptide, nummularine R (2). The structure was established on the basis of spectral studies particularly 2D NMR.