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PharmacoBotanical Studies for Quality Assessment of Commercial Samples of Some Herbal Drugs of Root and Rhizome Origin
Padma Kumar, Nitin Rai, Rajeev Kr. Sharma and M.M. Johari
Hippocratic Journal of Unani Medicine
Hippocratic Journal of Unani Medicine January - March 2012, Vol. 7 No. 2, Pages 55-67
Commercial samples of six herbal drugs of root and rhizome origin viz. Acorus calamus Linn., Bergenia ciliata (Haw.) Sternb., Gmelina arborea Roxb., Nardostachys grandiflora DC , Picrorhiza scrophulariflora Pennel. and Withania somnifera (Linn.) Dunal. were evaluated
to assess their quality in respect of identity, purity and strength. The samples were resourced from Delhi, Hardwar and Cochin/Trichur markets. Evaluation is based on specific parameters and limits prescribed in Ayurvedic, Unani and Siddha Pharmacopoeia and as well in other literature.
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