JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives

To have knowledge on the formation of pharmaceutically important secondary

metabolites in plants and their commercial significance. The role of fibres, natural sweetening agents, colorants, volatile oils, tannins, resins in pharmaceutical, cosmetic and food industry. To make the student aware of what is Ayurveda and its various preparations.

Course Outcome

After the study of the course, the student shall be able to know about the

phytopharmaceuticals of commercial significance and the various applications of the crude drugs in the preparation of formulations as medicaments and excipients (Flavors, perfumes, sweeterners and colorants).

UNIT - I

Biogenesis of Natural Products:

• a. A brief account of primary and secondary metabolite production in plants.
• b. Shikimic acid pathway and acetate mevolonate path way
• c. Biosynthesis of Alkaloids- Atropine, Morphine, Ergotamine, Reserpine, Isoprenoid compounds –Diosgenin and scillaren

UNIT - II

• a) General introduction to Volatile oils.
• b) Systematic pharmacognostic study of the following: Cinnamon, Cassia, Clove and Cardamom.
• c) Biological source, collection preparation, chemical constituents uses of the following crude drugs – Fennel, Dill, Ginger, Eucalyptus oil, Gaultheria, Lemon grass oil, Oil of Citronella,
• d) Mentha oil.

UNIT - III

• a) General introduction to Tannins and Resins
• b) Biological source, collection and preparation, chemical constituents, tests for identification and uses of following – Black Catechu, Pale Catechu, Myrobalan, Arjuna, Balsam of Tolu, Benzoin, Guggul and Podophyllum.

UNIT - IV

• a) Herbal cosmetics: History and concept development of herbal cosmetics.A brief account on the following herbs in cosmetic preparation. Skin care: Aloe, Neem, Turmeric, Saffron and Sandal wood. Hair care: Amla, Henna, Hibiscus, Bringraj.
• b) An introduction to potential cardiovascular, anticancer/cytotoxic and antibiotic drugs from marine sources.

UNIT - V

• a) Study of Fibres used in Pharmacy such as Cotton, Silk, Wool and Glass wool.
• b) Study of mineral drugs:Asbestos, Bentonite, Kaolin ,kesulgurh and Talc

TEXT BOOKS

• 1. Kokate C.K , Purohit AP & Gokhale, The Pharmacognosy S.B (Nirali)
• 2. Trease and Evans, Pharmacognosy, Latest Edition.
• 3. Tyler, Brady & Robert, Pharmacognosy.

REFERENCES

• 1. Atal C.R & Kapur B.M, Cultivation & Utilization of Medicinal Plants.
• 2. Mohammad Ali, Pharmacognosy. CBS Publications.