1. Miscellaneous Drugs
Pyrethrum
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2. Department of Technical Education Andhra Pradesh
Name : B.Sri Rama Murty
Designation : Head of Pharmacy Section
Branch : PHARMACY
Institute : Govt.,Polytechnic for Women, Srikakulam
Year/Semester : I Year
Subject : Pharmacognosy
Subject code : PH-103
Topic : Miscellaneous Drugs
Duration : 50 Mts
Sub Topic : Pyrethrum
Teaching Aids : PPT, Photographs
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3. Objectives
On completion of this period you would be able to know about :
The monograph of Pyrethrum
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4. Known to Unknown Name the flower which is used as Mosquito repellent?
Is it Marigold (or) Chrysanthemum cinerariefolium?
Have you seen this flower in any Medicinal garden?
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5. Pyrethrum Synonyms : Natural Pyrethrum, Insect flower
Biological Source :
It consists of the dried flower-heads of
Chrysanthemum cinerariefolium,
C. marshallii
Family : Compositae
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6. Pyrethrum Geographical source : Asia Japan Kenya Zaire Brazil India
Yugoslavia
Jammu & Kashmir
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7. Pyrethrum Organoleptic characters: Color : Cream to straw colored
Odour : Characteristic, Aromatic
Taste : Bitter followed by Numbness
Size : 10 to 15 mm in diameter
Shape : Flower head is
hemispherical and flat,
receptacle is convex
Fig.74.1 Pyrethrum plant
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8. Pyrethrum Chemical constituents : The active constituents are
Pyrethrin-I, Cinerin-I, Jasmolin-I are the esters of
Chrysanthemic acid and
Pyrethrin-II, Cinerin-II, Jasmolin –II are the esters of
Pyrethric acid
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9. Pyrethrum Uses : Insecticide Preparation of Mosquito coils, sticks and
Insect repellent formulations.
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10. Summary In this class we learnt about : The monograph of Pyrethrum
Pyrethrum consists of the flower heads of Chrysanthemum cinerariefolium C. marshallii
It is used as Insecticide, Preparation of Mosquito coils and Insect repellent formulations
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11. Quiz Pyrethrum also known as Insect flower Shatmula Kutki
None of the above
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12. Quiz 2. Main chemical constituents present in Pyrethrum Jasmolins
Cinerins
Pyrethrins
All of the above
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13. Quiz Pyrethrum is used as Insecticide Antihypertensive
Strengthening memory
All of the above
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14. Frequently Asked Questions
Write the uses and Constituents of Pyrethrum
Write the family and Biological source of Pyrethrum
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