Natural products have occupied a major part in curing different human aliments, since time immemorial, there has been a resurgence of interest on plant derived products as a major source of medicine.

Folk medicine, alterative systems of medicine are supporting guidelines in collective effort of pharmacognosy research and development. Natural product authentication, morphology, microscopy, phytochemistry and screening for diseases or disorders of human population are prime research fields of this science. The extended horizons of this pharma science are biotechnological approach, herbal cosmetology, herbal nutraceuticals, marine drug research, national biopyracy stusies, fundamental research on alternative system of medicine etc.

natural products have been scientifically processed and incorporated as ingredients in different pharmaceuitical dosage forms. The revival of phytopharmacy as reflected by its untility in modern drug therapy is indeed, a significant contribution of all those engaged in research pertaining to this branch of pharmaceutical sciences.