BP 405 T.PHARMACOGNOSY AND PHYTOCHEMISTRY I (Theory)

About Course

Scope: The subject involves the fundamentals of Pharmacognosy like scope, classification of
crude drugs, their identification and evaluation, phytochemicals present in them and their
medicinal properties.
Objectives: Upon completion of the course, the student shall be able
1. to know the techniques in the cultivation and production of crude drugs
2. to know the crude drugs, their uses and chemical nature
3. know the evaluation techniques for the herbal drugs
4. to carry out the microscopic and morphological evaluation of crude drugs

Course Content

UNIT-I Introduction to Pharmacognosy
(a) Definition, history, scope and development of Pharmacognosy (b) Sources of Drugs – Plants, Animals, Marine & Tissue culture (c) Organized drugs, unorganized drugs (dried latex, dried juices, dried extracts, gums and mucilages, oleoresins and oleo- gum -resins).

Classification of drugs
Alphabetical, morphological, taxonomical, chemical, pharmacological, chemo and sero taxonomical classification of drugs

Quality control of Drugs of Natural Origin
Adulteration of drugs of natural origin. Evaluation by organoleptic, microscopic, physical, chemical and biological methods and properties. Quantitative microscopy of crude drugs including lycopodium spore method, leafconstants, camera lucida and diagrams of microscopic objects to scale with camera lucida

Conservation of medicinal plants UNIT-III Plant tissue culture
Historical development of plant tissue culture, types of cultures, Nutritional requirements, growth and their maintenance. Applications of plant tissue culture in pharmacognosy. Edible vaccines 102

UNIT IV Pharmacognosy in various systems of medicine
Role of Pharmacognosy in allopathy and traditional systems of medicine namely, Ayurveda, Unani, Siddha, Homeopathy and Chinese systems of medicine

Introduction to secondary metabolites
Definition, classification, properties and test for identification of Alkaloids, Glycosides, Flavonoids, Tannins, Volatile oil and Resins

UNIT V Study of biological source, chemical nature and uses of drugs of natural origin containing following drugs Plant Products
Fibers - Cotton, Jute, Hemp Hallucinogens, Teratogens, Natural allergens

Primary metabolites
General introduction, detailed study with respect to chemistry, sources, preparation, evaluation, preservation, storage, therapeutic used and commercial utility as Pharmaceutical Aids and/or Medicines for the following Primarymetabolites

Carbohydrates
Acacia, Agar, Tragacanth, Honey

Proteins and Enzymes
serratiopeptidase, urokinase, streptokinase, pepsin)

Lipids(Waxes, fats, fixed oils)
: Castor oil, Chaulmoogra oil, Wool Fat, Bees Wax

Marine Drugs
Novel medicinal agents from marine sources

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About Course

Course Content

Classification of drugs Alphabetical, morphological, taxonomical, chemical, pharmacological, chemo and sero taxonomical classification of drugs

Conservation of medicinal plants UNIT-III Plant tissue culture Historical development of plant tissue culture, types of cultures, Nutritional requirements, growth and their maintenance. Applications of plant tissue culture in pharmacognosy. Edible vaccines 102

UNIT IV Pharmacognosy in various systems of medicine Role of Pharmacognosy in allopathy and traditional systems of medicine namely, Ayurveda, Unani, Siddha, Homeopathy and Chinese systems of medicine

Introduction to secondary metabolites Definition, classification, properties and test for identification of Alkaloids, Glycosides, Flavonoids, Tannins, Volatile oil and Resins

UNIT V Study of biological source, chemical nature and uses of drugs of natural origin containing following drugs Plant Products Fibers - Cotton, Jute, Hemp Hallucinogens, Teratogens, Natural allergens

Primary metabolites General introduction, detailed study with respect to chemistry, sources, preparation, evaluation, preservation, storage, therapeutic used and commercial utility as Pharmaceutical Aids and/or Medicines for the following Primarymetabolites

Carbohydrates Acacia, Agar, Tragacanth, Honey

Proteins and Enzymes serratiopeptidase, urokinase, streptokinase, pepsin)

Lipids(Waxes, fats, fixed oils) : Castor oil, Chaulmoogra oil, Wool Fat, Bees Wax

Marine Drugs Novel medicinal agents from marine sources