Scope and history 0f pharmacognosy

detailed study about the pharmacognosy subject in a simple way

1. Scope and history 0f pharmacognosy by A.pavithra

2. INTRODUCTION : Pharmacognosy : study of plant related studies It is a Greek work PHARMAKON means ‘drug’ & GIGNOSA means ‘knowledge ’ ‘SEYDLER’ – father of pharmacognosy who wined term pharmacognosy

3. HISTORY OF DEVELOPMENT OF PHARMACOGNOSY Gradual advancement in use of plants and other products from natural resources for theruputic purpose.

4. INDIAN HISTORY OF PHARMACOGNOSY Before 3500BC Medicinal properties of plant mentioned in RIGVEDA and ATHARVAVEDA.[3500-1500BC] AYURVEDA: traditional Indian system of medicine [Ayurveda means knowledge of life] Oldest written document of Ayurveda are CHARAKA SAMHITA & SUSHRUT SAMHITA

5. Charaka Samhita : has 50 groups and 10 herbs Sushrat Samhita : has 760 herbs Later all the information emplied to materia media

6. DIFFERENT HISTORICAL PERIODS 1. ANCIENT HISTORY: Pent-T-Sao- shen nung : oldest pharmacopoeia on earth [3000BC] Papyrus ebers [1500BC] : Oldest written document in Egypt [876 formula & 700 crude drug] Hippocrates –[460-360BC]; father of medicine described HAP[human anatomy and physiology] Aristotle[384-322BC]: study of animal kingdom recorded > 500 plants

7. Theophratus [370-287]; study of plant kingdom Galen [131-200AD]: extraction method , galenical pharmacy

8. 2. EARLY MODERN ERO [16-19 CENTURY] Care von Linnaeus[1753] : bionomical classification J.A. Schmid[1759-1809]: introduce pharmacognosy Josgon D Hooker – plant nomenclature Friesdrich serturner [1806]- iaolation of 1 st alkaloid morphine - ero of pure compound

9. 3. Modern era -20 th century Phytochemistry evalve , more description about crude drug Discovery of important drugs from animal , microorganism, chromatographic and modern instrumentral

10. SCOPE OF PHARMACOGNOSY Pharmacognosy play an important role in the development of various department of sciencies Pharmacognosy gives a sound knowledge of vegetables and animal drugs Pharmacognosy includes plant taxonomy, plant breeding. Plant pathology, plant genetics This knowledge includes one can improve cultivation process for both medicinal and aromatic plants

11. It explains thorough knowledge of history , cultivation, collection, quality control, transport, storage and even economic import of crude drugs WHO ha estimated that 80% of the world population uses the herbal medicine in primary health care The knowledge of extraction of medicinal constituents from various parts of plants and its has revolutionized the health sciencies

12. In the pharmaceutical industry various botanical origin are used in drug measurements It is associated with phytochemistry which gives the knowledge about the substances accumulated by the plants & synthesized by the plants

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