“…Among those therapeutic agents some of the most imperative plant drugs include Camptotecin, Digitoxigenin, morphine, atropine, vincristine, vinblastine, Taxol, Podophyllotoxingitxigenin, Digoxigenin, Tubocurarine, codeine, Artemesininaspirin, pilocarpine, Capsaicin, Allicin, curcuma, ephedrine and Capparisspinosa. [6]. Moreover, the extraction of the active principle of a drug and its isolation and identification is considered to be of great importance.…”