First Year Pharmacognosy

History. Definition and Scope of Pharmacognosy. Drugs and Pharmaceuticals. Aids of natural origin. Classification of Natural Drug. Introduction to part of a plant. Scheme of Pharmacognostic Studies. Collection and Preparation of Natural Drugs for Market. Adulteration. Drug Evaluation and significance of pharmacopoeial Standards. Chemical Nature Drugs. Surgical Fibres. Sutures and Dressings. Taxonomical Classification of Crude Drugs. Biological Name of Natural Drugs .